Étalons pharmaceutiques
Les standards pharmaceutiques sont un ensemble complet de matériaux de référence essentiels pour garantir la sécurité, l'efficacité et la qualité des produits pharmaceutiques. Cette catégorie comprend des standards pour les ingrédients pharmaceutiques actifs (APIs), qui sont les composants principaux responsables des effets thérapeutiques. De plus, elle couvre les composés et métabolites pertinents pour les industries pharmaceutique et vétérinaire, fournissant des points de référence pour la mesure et l'analyse précises de ces substances. Les standards de contrôle des nitrosamines sont cruciaux pour détecter et atténuer les nitrosamines potentiellement nocives dans les formulations médicamenteuses. Les standards de toxicologie aident à évaluer la sécurité et les effets indésirables potentiels des composés pharmaceutiques. En outre, les standards pour les activateurs et les inhibiteurs enzymatiques sont essentiels pour la recherche et le développement, permettant des études précises des voies biochimiques et des mécanismes des médicaments. Ces standards pharmaceutiques sont des outils indispensables pour la conformité réglementaire, le contrôle de qualité et la recherche, garantissant que les produits pharmaceutiques répondent à des critères stricts de sécurité et d'efficacité.
Sous-catégories appartenant à la catégorie "Étalons pharmaceutiques"
- APIs pour la recherche et les impuretés(274.914 produits)
- Activateurs et inhibiteurs d'enzymes(2.827 produits)
- Nitrosamines(2.605 produits)
- Composés et métabolites pharmaceutiques et vétérinaires(2.871 produits)
- Toxicologie(13.652 produits)
7836 produits trouvés pour "Étalons pharmaceutiques"
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DL-2-Hydroxyvaleric acid sodium salt
CAS :2-Hydroxyvaleric acid sodium salt is a fine chemical that can be used as a building block for the synthesis of more complex compounds. It is also used as a reagent in research and as a speciality chemical. The CAS number for this compound is 84176-70-5. 2-Hydoxyvaleric acid sodium salt is most commonly used in the synthesis of pharmaceuticals, pesticides, and other chemicals. It has also been shown to be useful in the synthesis of biodegradable polymers and as an intermediate in organic reactions.Formule :C5H9NaO3Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :140.11 g/mol4'-Iodo-2,2':6',2''-terpyridine
CAS :<p>4'-Iodo-2,2':6',2''-terpyridine is a transoid that has two conformations: one with the pyridine ring in the cisoid position and one with the pyridine ring in the transoid position. It can form intermolecular interactions with other molecules of 4'-iodo-2,2':6',2''-terpyridine. These interactions may be due to stacking or planar interactions.</p>Formule :C15H10IN3Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :359.16 g/mol6-Nitrophthalide
CAS :6-Nitrophthalide is a fluorescent heterocycle that can be used as a probe for specific inhibition. It has been shown to have inhibitory properties against triazole and dipole, which are catalytic asymmetric. 6-Nitrophthalide has also been shown to have the ability to inhibit the oxidation of aldehydes. This compound is synthesized from 2-nitrobenzaldehyde via a two-step process, and then reacted with methyl iodide. 6-Nitrophthalide is homologous to other fluorescent probes such as fluorescein, nitrobenzene, and nitrophenol.Formule :C8H5NO4Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :179.13 g/mol3-Nitrophthalic anhydride
CAS :<p>3-Nitrophthalic anhydride is a nucleophilic compound that is activated by the addition of hydrochloric acid and chloride. It reacts with dimethyl formamide to produce nitrobenzene, which can be oxidized to nitrobenzoic acid. 3-Nitrophthalic anhydride has been used as a precursor for pomalidomide, a drug used in the treatment of multiple myeloma and other cancers. In this reaction, n-dimethyl formamide reacts with 3-nitrophthalic anhydride to produce nitromethane, which can then be oxidized to nitrobenzoic acid. Molecular modeling studies have shown that 3-nitrophthalic anhydride binds to DNA through hydrogen bonding interactions and the formation of covalent bonds. The solubility data for 3-nitrophthalic anhydride show that it is soluble in water and organic solvents such as acetone or met</p>Formule :C8H3NO5Degré de pureté :Min. 85%Couleur et forme :PowderMasse moléculaire :193.11 g/molTaraxasterol acetate
CAS :Produit contrôlé<p>Taraxasterol acetate is a sesquiterpene lactone that has shown anti-inflammatory activity and inhibits the production of inflammatory cytokines. It also possesses antifungal activity against various fungi, such as Candida albicans and Aspergillus niger. Taraxasterol acetate can be used for the treatment of infectious diseases, as well as for the prevention of inflammation. This compound has been found to work by binding to specific enzymes that are involved in the inflammatory response. These enzyme interactions prevent the production of pro-inflammatory molecules and cytokines, which are substances that trigger an immune response. The structure of taraxasterol acetate is similar to 3-o-caffeoylquinic acid, a natural compound found in plants such as Angelica Dahurica. Taraxasterol acetate is a component of several species of plants, including some medicinal herbs such as Angelicae Dahuricae. This compound can be purified</p>Formule :C32H52O2Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :468.75 g/mol1-Acenaphthenone
CAS :<p>1-Acenaphthenone is a heterocyclic compound that contains a hydroxyl group, chlorine atom, and two rings. It is used as a catalyst in organic synthesis. 1-Acenaphthenone has been shown to be an efficient dioxygenation catalyst for the production of 1-hydroxy-2-naphthoic acid from malonic acid. It also has been used as a solid catalyst in the oxidation of fatty acids with hydrogen peroxide and as an enzyme activator for rat liver microsomes. This compound also shows synchronous fluorescence with other compounds such as 1-hydroxy-2-naphthoic acid and 2-(2'-oxobiphenyl)acetic acid.</p>Formule :C12H8ODegré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :168.19 g/molCitral
CAS :Citral is a natural compound that is found in the essential oils of a variety of plants. It has been shown to have antimicrobial activity, and has been investigated for its use as an insect repellent. Citral is also known to bind DNA and inhibit the enzyme activities of c. glabrata. The biological properties of citral are still unclear, but it has been shown to cause a mild increase in water vapor and induce mitochondrial membrane potential in vivo human cells. Citral is also able to inhibit the growth of wild-type strains of C. glabrata and other bacteria through inhibition of their enzyme activities and interaction with cellular membranes.Formule :C10H16ODegré de pureté :Min. 95%Couleur et forme :Clear LiquidMasse moléculaire :152.23 g/molIbuprofen
CAS :<p>Ibuprofen is a nonsteroidal anti-inflammatory drug (NSAID) used for the treatment of pain, fever and inflammation. Ibuprofen is an inhibitor of cyclooxygenase 1 (COX-1), which blocks the production of prostaglandins that cause pain and inflammation. Ibuprofen has been shown to inhibit the growth of bacteria in cell culture by inhibiting protein synthesis. This drug also has a toxic effect on respiratory system cells, which may be due to its ability to induce apoptosis. Ibuprofen has been shown to inhibit the production of tumour necrosis factor-α (TNF-α) and serum enzymes, such as dismutase activity, in mice with lung cancer.</p>Formule :C13H18O2Degré de pureté :Min. 98 Area-%Couleur et forme :White PowderMasse moléculaire :206.28 g/mol4,4' -Bis(N,N-dimethylamino)-2,2' -bipyridine
CAS :4,4' -Bis(N,N-dimethylamino)-2,2' -bipyridine (DMAB) is a ligand that is used in electrochemical studies. It has been shown to have ancillary properties, which means that it does not interact directly with the substrate but modifies its environment. DMAB can form a complex with the proton at the electrode surface and x-ray crystal structures have been obtained for this interaction. These structures demonstrate that DMAB binds to the tetrazole ring of pyridine and stabilizes the molecule by increasing its redox potentials.Formule :C14H18N4Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :242.32 g/mol3-Hydroxy-7,2',4',5'-tetramethoxychalcone
<p>3-Hydroxy-7,2',4',5'-tetramethoxychalcone is a versatile building block that can be used as a reagent or in the synthesis of fine chemicals. It is an intermediate or reaction component that has been found to be useful in the synthesis of complex compounds. This compound is also of high quality and can be used as a scaffold in the synthesis of new molecules. 3-Hydroxy-7,2',4',5'-tetramethoxychalcone is a speciality chemical, with CAS No. 55006-57-3 and molecular weight of 245.</p>Degré de pureté :Min. 95%Magnesium aspartate dihydrate
CAS :Magnesium aspartate dihydrate is a chemical compound that is used to treat high blood pressure and heart disease. It is a salt of magnesium and L-aspartic acid, which are both active substances in the drug. Magnesium aspartate dihydrate has been shown to have a treatment effect on elevated levels of c-reactive protein (CRP) in men with normal kidney function. The drug has also been shown to be effective for the treatment of cavity, although it does not work for everyone. Magnesium aspartate dihydrate is chemically stable and can be used for diagnosis of magnesium deficiency, but it should not be given to women who are pregnant or breast-feeding. This drug may also inhibit the action of proton pumps, which are found in the body's cells that produce stomach acid.Formule :C8H12N2O8Mg·2H2OCouleur et forme :White PowderMasse moléculaire :324.53 g/mol4--Methylacetophenone azine
CAS :4-Methylacetophenone azine is a useful chemical with a variety of applications. It is a versatile building block, which can be used as an intermediate for the synthesis of complex compounds and as a reaction component in organic synthesis. 4-Methylacetophenone azine has been shown to be effective in the production of research chemicals and speciality chemicals. This product is high quality and can be used as a reagent in organic synthesis.Formule :C18H20N2Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :264.36 g/molBetaine monohydrate
CAS :Betaine is a group P2 compound that is an organic acid. It has been shown to improve the performance of polymerases, which are enzymes in cells that are responsible for synthesizing DNA. Betaine also helps with energy metabolism and in the synthesis of fatty acids. This compound can be found in plants and animals, as well as being manufactured synthetically. The melting point of betaine is between -6°C (21.2°F) and -13°C (8.6°F). When this compound is dissolved in water, it undergoes a phase transition from a solid state to a liquid state at its melting point. The boiling point of betaine is between 148°C (300.4°F) and 149°C (301.2°F). Betaine interacts with other molecules through hydrogen bonding interactions or by forming an acid-complex with sodium carbonate or malonic acid.Formule :C5H11NO2·H2OCouleur et forme :White PowderMasse moléculaire :135.16 g/molO-(4-Nitrophenyl)hydroxylamine
CAS :O-(4-Nitrophenyl)hydroxylamine (OPH) is an enantioselective, catalytic, and thermal stable reagent for the synthesis of chiral methyl groups. OPH can be used as a nucleophile to convert electron-deficient alkenes into α-chloroalkenes. It also reacts with nitroarenes to give nitroalkenes in high yields. OPH has been shown to be effective in the asymmetric hydrolysis of esters and amides through its ability to oxidize the methyl group on the substrate. This reaction does not occur with other groups such as hydroxyl or hydrogen atoms. Methyl groups are important for many biological molecules, including proteins and nucleic acids, which form the backbone of cells that make up living organisms. The OPH reaction is catalyzed by enzymes called methyltransferases, which transfer one atom of methyl from S-adenosylmethionine (SAM)Formule :C6H6N2O3Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :154.12 g/mol5-Bromovaleric acid methyl ester
CAS :<p>5-Bromovaleric acid methyl ester is a molecule that can be used as a model system for population growth. It has been shown to activate the CB2 receptor in mice and stimulate the production of polyclonal antibodies. 5-Bromovaleric acid methyl ester may be a potential drug target for treating inflammatory conditions such as psoriasis, Crohn's disease, and ulcerative colitis. The compound has also been shown to inhibit cyclooxygenase enzymes in human platelets. 5-Bromovaleric acid methyl ester can also be used as an analytical tool for determining the concentration of conjugates in urine samples by gas chromatography.</p>Formule :C6H11BrO2Degré de pureté :Min. 95%Couleur et forme :Clear LiquidMasse moléculaire :195.05 g/mol1-(2',3'-Difluorophenyl)-2-nitroethene
CAS :1-(2',3'-Difluorophenyl)-2-nitroethene (1,2-DFNE) is a speciality chemical that is used as an intermediate for the synthesis of a wide variety of organic compounds. It has been found to be a useful scaffold for the synthesis of complex compounds and can also be used as a building block for the synthesis of fine chemicals, research chemicals, and versatile building blocks. 1,2-DFNE is soluble in many organic solvents and can be handled without special precautions. This reagent is a high quality compound with purity greater than 99%.Formule :C8H5F2NO2Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :185.13 g/molBoc-S-acetamidomethyl-L-cysteine 4-nitrophenyl ester
CAS :Please enquire for more information about Boc-S-acetamidomethyl-L-cysteine 4-nitrophenyl ester including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormule :C17H23N3O7SDegré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :413.45 g/mol1-(4,6-dimethylpyrimidin-2-yl)-3-benzoylthiourea
CAS :<p>1-(4,6-dimethylpyrimidin-2-yl)-3-benzoylthiourea is a versatile compound that can be used in various research applications. It is commonly used as a condensation reagent in the synthesis of sulfonamide derivatives. This compound is also utilized in the development of research chemicals and reagents for various purposes.</p>Degré de pureté :Min. 95%Fmoc-3-(2-naphthyl)-D-alanine
CAS :Fmoc-3-(2-naphthyl)-D-alanine is a fluorescent pressor agent that can be used in supramolecular chemistry. It has an anion form and a cation form, which are both present in the filtrate. The chemical will also form micelles when mixed with water. Fmoc-3-(2-naphthyl)-D-alanine is acetylated and can be used to study the nature of agarose. Fmoc-3-(2-naphthyl)-D-alanine can be used to measure the concentration of sorbitol in chromatography. This chemical has been shown to bind to DNA under microscopy, making it useful for fluorescence microscopy studies.Formule :C28H23NO4Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :437.49 g/mol3,3'-Dimethoxybenzidine dihydrochloride
CAS :Produit contrôlé<p>3,3'-Dimethoxybenzidine dihydrochloride is a fluorogenic probe that has been shown to have activity index in the range of 0.1-0.5, which makes it suitable for use as a fluorescent dye in biological samples such as human serum or cerebrospinal fluid. 3,3'-Dimethoxybenzidine dihydrochloride can be used in histological studies for the detection of cell lysis and cardiac disease activity. It has also been shown to cause liver lesions when administered orally to rats.</p>Formule :C14H16N2O2•(HCl)2Degré de pureté :Min. 98 Area-%Couleur et forme :PowderMasse moléculaire :317.21 g/mol5,5-dimethyl-2-(((3-nitrophenyl)amino)methylene)cyclohexane-1,3-dione
CAS :Please enquire for more information about 5,5-dimethyl-2-(((3-nitrophenyl)amino)methylene)cyclohexane-1,3-dione including the price, delivery time and more detailed product information at the technical inquiry form on this pageDegré de pureté :Min. 95%Myrcene - 75%
CAS :Myrcene is a terpene that has been shown to have antibacterial efficacy against a number of bacteria. Myrcene inhibits bacterial growth by binding to the enzyme, synthase, which is responsible for the synthesis of fatty acids. This bound form of myrcene has been shown to be more effective than free myrcene in inhibiting bacterial growth. Myrcene also suppresses chronic cough and acts as an anti-inflammatory agent. Myrcene has not been shown to exhibit genotoxic activity or signal peptide inhibitory properties, but does show inhibitory properties against natural compounds and water vapor.Formule :C10H16Degré de pureté :Min. 75 Area-%Couleur et forme :Clear LiquidMasse moléculaire :136.23 g/mol2,2'-Dihydroxy-6,6'-dinaphthyldisulphide
CAS :<p>2,2'-Dihydroxy-6,6'-dinaphthyldisulphide (DIDS) is a potent surfactant that can be used to induce inflammation and tissue damage in an animal model. This compound is also reactive in the presence of histochemical stains. DIDS reacts with disulfides found in the cytoplasm of cells to produce sulfenic acid intermediates. These intermediates are then converted into sulphonic acid by oxidation, which results in histochemical staining of tissues. Abdominal tissue samples stained with DIDS show a decrease in the number of neutrophils and macrophages as well as an increase in mast cells. Histochemical staining has been shown to be useful for diagnosing autoimmune diseases such as Crohn's disease or ulcerative colitis.</p>Formule :C20H14O2S2Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :350.46 g/molIpratropium bromide monohydrate
CAS :<p>Muscarinic antagonist</p>Formule :C20H32BrNO4Degré de pureté :Min. 95%Couleur et forme :White/Off-White SolidMasse moléculaire :430.38 g/mol3-Fluoro-DL-tyrosine
CAS :<p>3-Fluoro-DL-tyrosine is a model system for the study of tyrosine transfer reactions. It is used to study the reaction mechanism and kinetics of tyrosine transfer from a donor molecule to an acceptor molecule. 3-Fluoro-DL-tyrosine reacts with trifluoroacetic acid to form 3,4-dihydroxybenzoic acid, which is a chemical analog of tyrosine. The hydroxyl group on this molecule can react with the proton on the amino acid side chain, forming a covalent bond that does not break down under normal conditions. This reaction is reversible and has been shown to be catalyzed by polymerase chain reactions (PCR).</p>Formule :C9H10FNO3Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :199.18 g/molGlucostrophanthidin
CAS :<p>Glucostrophanthidin is a cardiac glycoside, which is derived from natural plant sources, specifically from species in the Apocynaceae family. This compound exerts its effects primarily through inhibition of the sodium-potassium ATPase enzyme, leading to an increase in intracellular sodium concentration. The downstream effect of this process involves an increase in intracellular calcium via the sodium-calcium exchange mechanism, ultimately enhancing the contractility of cardiac muscle fibers.</p>Formule :C29H42O11Degré de pureté :Min. 95%Masse moléculaire :566.64 g/molL-Aspartic acid b-methyl ester hydrochloride
CAS :<p>L-Aspartic acid b-methyl ester hydrochloride is a high quality, versatile building block that can be used as a reaction component in the synthesis of complex compounds. L-Aspartic acid b-methyl ester hydrochloride is a useful scaffold for the preparation of novel fine chemicals and research chemicals with potential uses as pharmaceuticals, pesticides, and agricultural chemicals. It can also be used as an intermediate in the preparation of some natural products or industrial chemicals. L-Aspartic acid b-methyl ester hydrochloride has a CAS number of 16856-13-6.</p>Formule :C5H9NO4·HClCouleur et forme :White PowderMasse moléculaire :183.59 g/mol2,6-Dimethylnaphthalene
CAS :<p>2,6-Dimethylnaphthalene is a methylating agent that reacts with carbonyl groups to form methyl esters. It has been shown to be effective in the production of dimethylnaphthalene from 2,6-dimethylnaphthalene. The mechanism of the reaction is thought to involve acid catalysis and hydrogen bonding. The activation energies for this process are estimated at -3.4 kcal/mol and -0.8 kcal/mol, respectively for the forward and reverse reactions. The kinetic parameters for this reaction have been determined by fitting the data to a first order rate equation, yielding a rate constant of 4.5x10^-3 s^(-1) and an equilibrium constant of 1.27x10^-7 M^(-2). A flow system has been used in an attempt to optimise the reaction conditions: hydrochloric acid was added as a catalyst and increased the yield of dimethylnaphthalene by 10</p>Formule :C12H12Couleur et forme :PowderMasse moléculaire :156.22 g/mol2-[(Ethylamino)methyl]-4-nitrophenol
CAS :<p>Please enquire for more information about 2-[(Ethylamino)methyl]-4-nitrophenol including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>Formule :C9H12N2O3Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :196.2 g/molN-Acetyl-L-aspartyl-L-glutamic acid
CAS :N-Acetyl-L-aspartyl-L-glutamic acid is an amino acid that is used as a substrate in the biochemical assay for glutamate. It is also used to measure brain functions. NAAG is a low potency agonist of the NMDA receptor, which may contribute to neuronal death. NAAG is used as a model system to study bowel disease and eosinophil cationic protein. It has been shown to be effective in vitro against cancer cells and fungi. The structural analysis of NAAG has revealed that it contains an acidic group on its side chain, which can be detected with a pH indicator such as phenol red or bromocresol purple.Formule :C11H16N2O8Degré de pureté :Min. 95 Area-%Couleur et forme :White Off-White PowderMasse moléculaire :304.25 g/molRetinamide
CAS :<p>Retinamide is a synthetic retinoid that is used for the treatment of skin cancer. It has been shown to induce apoptosis by activation of the c-jun N-terminal kinase (JNK) and p38 pathways, as well as by suppression of signaling through the phosphatidylinositol 3-kinase (PI3K)/Akt pathway. Retinamide also inhibits proliferation of HL60 cells and induces mitochondrial membrane depolarization in colon carcinoma cells. This drug has been shown to be a potent inhibitor of squamous cell carcinoma growth in vitro and in vivo, especially when combined with other chemotherapeutic agents. Retinamide has also been found to be effective against group P2 carcinomas, which are characterized by mutations in the BRAF gene.<br>Retinamide is metabolized by cytochrome P450 enzymes, leading to reactive metabolites that may cause toxic effects on cells. These metabolites can bind to DNA and cause strand breaks</p>Formule :C20H29NODegré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :299.45 g/molL-Noradrenaline bitartrate monohydrate
CAS :L-Noradrenaline is the major precursor of norepinephrine, a neurotransmitter that regulates blood pressure and heart rate. L-Noradrenaline bitartrate monohydrate is a potent vasopressor drug that has been shown to increase blood pressure. The effects in animals are biphasic, with an initial pressor phase followed by a second phase with vasodilator effects. L-Noradrenaline bitartrate monohydrate has been shown to stimulate transcription of proteins, such as model protein and dopamine receptor D1 (D1R). This stimulation has been shown to be mediated through the activation of protein kinase C (PKC) and Ca2+/calmodulin-dependent protein kinase II (CaMKII). It has also been shown to have antioxidant effects in the presence of hydroxyl radicals. L-Noradrenaline bitartrate monohydrate can cause symptoms such as nausea, vomiting, and diarrhea in humans at high doses.Formule :C12H19NO10Degré de pureté :Min. 98 Area-%Couleur et forme :PowderMasse moléculaire :337.28 g/molMethyltestosterone
CAS :Produit contrôléMethyltestosterone is an androgenic steroid that is used for the treatment of male hypogonadism, delayed puberty, breast cancer, and as a component of hormone therapy for transgender women. It has been shown to increase the concentration of testosterone in the blood by binding to the androgen receptor. Methyltestosterone has been found to be effective in controlling symptoms of low testosterone in men with prostate cancer or undergoing chemotherapy. The optimum concentration of methyltestosterone varies from individual to individual, but it has been found that doses greater than 0.5 mg/day are not more effective at treating symptoms than lower doses. Methyltestosterone does not bind to human serum albumin, which makes it more bioavailable than other forms of testosterone. Methyltestosterone also binds to rat liver microsomes with significant interactions with other drugs metabolized by these enzymes (e.g., warfarin). The matrix effect has also been observed when methyltFormule :C20H30O2Degré de pureté :Min. 98 Area-%Couleur et forme :PowderMasse moléculaire :302.45 g/molRivastigmine N-Oxide
CAS :<p>Please enquire for more information about Rivastigmine N-Oxide including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>Formule :C14H22N2O3Couleur et forme :PowderMasse moléculaire :266.34 g/molAcetyl-L-tyrosine amide
CAS :<p>Acetyl-L-tyrosine amide is an analog of L-tyrosine that is used as an active substance in the field of uv absorption. Acetyl-L-tyrosine amide reacts with sodium hydroxide to form a soluble salt, which has been shown to have binding constants that are comparable to those of human serum. This compound also has fluorescence properties and can be used for the determination of neutral pH. The reaction products formed between acetyl-L-tyrosine amide and sodium hydroxide are hydrolyzed by acids and yield a molecule with rotameric properties. These rotameric properties can be modeled using a protein model without affecting the stability or function of the protein.</p>Formule :C11H14N2O3Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :222.24 g/mol5β-Pregnane-3α,20α-diol
CAS :Produit contrôlé<p>5β-Pregnane-3α,20α-diol is a human metabolite of estradiol that has been found to be an active inhibitor of the enzyme activity of GABA transaminase. It has been shown to have therapeutic potential in the prevention and treatment of cervical cancer, as well as other cancers. 5β-Pregnane-3α,20α-diol has also been found to inhibit ovarian activity. The diagnostic method for this metabolite is based on monoclonal antibody (MAb) reactivity with immunosorbent assay (ELISA) and gas chromatography/mass spectrometry (GC/MS). Women who have high values for this metabolite may be at risk for uterine cancer or breast cancer.</p>Formule :C21H36O2Degré de pureté :Min. 98 Area-%Couleur et forme :White PowderMasse moléculaire :320.51 g/mol(+/-)-Epicatechin
CAS :<p>(+/-)-Epicatechin is a phenolic compound found in many plants. It has been shown to have antioxidant properties and to protect cells from oxidative damage. Epicatechin has also been shown to have anti-inflammatory effects, which may be due to its ability to inhibit the production of inflammatory cytokines such as IL-1β and TNF-α. (+/-)-Epicatechin has also been shown to increase insulin sensitivity and enhance glucose uptake. The physiological effects of (+/-)-epicatechin are mediated through its binding with receptors on the surface of cells, including PPARs and GPR40, which stimulate the activity of enzymes involved in fat metabolism.</p>Formule :C15H14O6Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :290.27 g/mol6-Fluoro-2-(2'-fluorobiphenyl-4-yl)-3-methylquinoline-4-carboxylic acid
CAS :<p>Brequinar sodium is a drug that belongs to the class of quinoline carboxylic acid derivatives. It has been shown to be effective in the treatment of infectious diseases and bowel disease. Brequinar sodium inhibits bacterial growth by binding to DNA-dependent RNA polymerase, thereby preventing transcription and replication. The high frequency of human activity has been shown using a patch-clamp technique on human erythrocytes. This active form is metabolized through a number of metabolic transformations, including hydrolysis by esterases or glucuronidases, oxidation by cytochrome P450 enzymes, reduction by glutathione reductase, or conjugation with glucuronic acid. Brequinar also specifically binds to markers expressed at high levels in Mycobacterium tuberculosis strains (e.g., ESX-1 secretion system protein) and inhibits cell growth in culture.</p>Formule :C23H15F2NO2Degré de pureté :Min. 97 Area-%Couleur et forme :White/Off-White SolidMasse moléculaire :375.37 g/molFmoc-O-tert-butyl-D-threonine
CAS :<p>Fmoc-O-tert-butyl-D-threonine is an ion pair that is synthesized using an asymmetric synthesis process. The molecule has been shown to have antiproliferative effects in animals and humans and can inhibit neutrophil function. This synthetic compound has a glycan (a carbohydrate) attached to the side chain, which may be important for its biological activity. Fmoc-O-tert-butyl-D-threonine was synthesized on a solid phase and functional groups were introduced as part of the synthesis process. This molecule also has an inhibitory effect on ulceration in animals.</p>Formule :C23H27NO5Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :397.46 g/mol5β-Pregnan-3α,6α-diol-20-one
CAS :Produit contrôlé<p>5β-Pregnan-3α,6α-diol-20-one is an anticoagulant that inhibits the action of thrombin. It has been shown to inhibit the inflammatory response in a number of autoimmune diseases and inflammatory disorders. This drug also has a nitro group, which can be reduced to an hydroxyl group by reaction with sodium nitrite or other reducing agents. The antimicrobial properties of 5β-pregnan-3α,6α-diol-20-one are thought to be due to its ability to form particle aggregates with magnetic particles. These aggregates have an inhibitory effect on bacterial growth.</p>Formule :C21H34O3Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :334.49 g/molMertansine
CAS :N2'-Deacetyl-N2'-(3-mercapto-1-oxopropyl)-maytansine is a thiol-containing derivative of maytansine. Maytansine and its derivatives kill cells by interfering with the formation of microtubules, and causing the depolymerisation of already formed microtubules. Antibody conjugates of N2'-Deacetyl-N2'-(3-mercapto-1-oxopropyl)-maytansine and the murine monoclonal antibody TA. 1, using linkers containing either a disulfide bond or a thioether bond, have been synthesised. These antibody conjugates bind to the HER-2/new oncogene protein that is expressed on human breast tumor cells.Formule :C35H48ClN3O10SDegré de pureté :Min. 95%Couleur et forme :White Off-White Yellow PowderMasse moléculaire :738.29 g/molα-Methylhydrocinnamic acid
CAS :Alpha-methylhydrocinnamic acid (AMHA) is a synthetic enantiomer of 2-phenylbutyric acid, which has been shown to inhibit the growth of k562 cells. It is also a substrate for fatty acid synthase and may play an important role in fatty acid metabolism. AMHA has been shown to inhibit the production of reactive oxygen species by phagocytic cells exposed to ionizing radiation, which may be due to its ability to scavenge hydroxyl radicals. The effect of AMHA on hematopoietic cells, including neutrophils and bone marrow cells, has not yet been determined.Formule :C10H12O2Degré de pureté :Min. 95%Couleur et forme :White Clear LiquidMasse moléculaire :164.2 g/molO-Cresolphthalein
CAS :<p>O-Cresolphthalein is a gadolinium chelate that is used as a contrast agent for magnetic resonance imaging (MRI) of the brain, spine, and joints. The gadolinium ion is bound to the cresol molecule, which has an attached hydroxyl group. This complex attaches to the phosphorous pentoxide and creates a precipitate of metal hydroxides in the presence of water and sodium carbonate. O-Cresolphthalein is also used in clinical pathology to measure glomerular filtration rate (GFR), which is important for diagnosing renal disease. MRI scans are used to diagnose osteogenic genes that are associated with bone diseases such as osteoporosis.</p>Formule :C22H18O4Degré de pureté :Min. 95 Area-%Couleur et forme :PowderMasse moléculaire :346.38 g/molAlbopilosin A
CAS :Albopilosin A is a chemical compound that is a reaction component, reagent, and useful scaffold. It is an intermediate in the synthesis of other compounds. Albopilosin A has been shown to be a useful building block for complex compounds. It has a CAS number of 151041-65-5 and is classified as a speciality chemical or research chemical.Formule :C22H32O6Degré de pureté :Min. 95%Masse moléculaire :392.49 g/mol22-Fluorovitamin D3
CAS :22-Fluorovitamin D3 is a synthetic analog of vitamin D3, which is derived from chemical synthesis involving fluorination at the C-22 position. This modification results in a compound that mimics the structure and activity of naturally occurring vitamin D3 but with altered pharmacokinetics and metabolic stability. The fluorine atom, due to its size and electronegativity, influences the binding affinity and activity of the compound at vitamin D receptors.Formule :C27H43FODegré de pureté :Min. 95%Masse moléculaire :402.63 g/mol5-Methyl-2-nitrophenol
CAS :<p>5-Methyl-2-nitrophenol is a phytotoxic chemical that is used as a synthetic intermediate in organic chemistry. It has been shown to have a high bioconcentration factor and can be found in wastewater. The major use of 5-methyl-2-nitrophenol is the synthesis of 2,4,6-trinitrophenylhydrazine (TNP) which is used as an analytical reagent for the determination of nitrates. The reaction mechanism of 5-methyl-2-nitrophenol involves intramolecular hydrogen transfer from the methylene group to the nitro group and subsequent elimination of HCl. This reaction product can be found by using analytical methods such as gas chromatography, mass spectrometry, or nuclear magnetic resonance spectroscopy. Functional groups on the reactant include phenols and nitro groups with the following endpoints: hydrochloric acid (HCl), kinetic method, and vapor pressure</p>Formule :C7H7NO3Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :153.14 g/mol3-Isopropylamino-1,2-propanediol
CAS :<p>Metoprolol tartrate impurity N is an impurity of metoprolol succinate and has been shown to have photocatalytic activity. Metoprolol tartrate impurity N has been found in commercially available pharmaceutical products. It has been validated by both phase chromatography and hydrophilic interaction chromatography, with the latter providing a more detailed separation of the compound's various reaction intermediates. Impurities such as metoprolol tartrate impurity N may be present in commercial products due to the use of pyridinium salt as a solvent in the manufacturing process. The enantiomeric purity of metoprolol tartrate impurity N was determined to be 99%.</p>Formule :C6H15NO2Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :133.19 g/molUreaformaldehyde
CAS :<p>Ureaformaldehyde is a synthetic slow-release fertilizer that contains urea and formaldehyde. It has been shown to be highly active as a slow-release fertilizer in Langmuir adsorption isotherm studies. Ureaformaldehyde also has the ability to mineralize chloride and hydrogen bond to soil particles, increasing the availability of these ions for plant uptake. Ureaformaldehyde is also used in analytical methods such as chromatographic determination of fatty acids, which are an important component of animal and vegetable oils. !--</p>Formule :(CH4N2O•CH2O)xDegré de pureté :Min. 95%Couleur et forme :Clear LiquidMasse moléculaire :90.08 g/mol2-Hydroxy-4-methoxyacetophenone
CAS :2-Hydroxy-4-methoxyacetophenone is a compound that has been shown to have a minimal toxicity profile and a wide range of pharmacological activities. It inhibits the activity of NF-κB, which is an inflammatory signaling protein, and also has antioxidant properties. 2-Hydroxy-4-methoxyacetophenone has been shown to reduce the severity of cardiovascular disease by inhibiting oxidative injury in the mitochondria and reducing oxidative stress. This drug also reduces atherosclerotic lesions and prevents hypoglycemia by increasing glucose uptake in tissues. Moreover, it can be used to treat leukemia inhibitory factor in patients with chronic myeloid leukemia (CML).Formule :C9H10O3Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :166.17 g/mol3'-Hydroxyquinophthalone
CAS :<p>3'-Hydroxyquinophthalone is a fatty acid that is found in the seed oil of the African tree Acokanthera schimperi. It has shown to be reactive with alcohols and other organic chemicals and has been found to be an antimicrobial agent. 3'-Hydroxyquinophthalone is also a photosynthetic pigment, which means it will absorb light and use it to produce energy. This compound was observed to have a constant pressure of 0.5 atm (5 psi) when exposed to sunlight. The chemical structure of 3'-hydroxyquinophthalone consists of two long chains of alkanoic acid molecules that are linked together by polymeric matrixes. When this compound reacts with water, it forms hydrogen ions and hydroxide ions, which are absorbed by the alkanoic acid chains in the chemical structure, resulting in adsorption onto the surface of water droplets or onto other surfaces such as soil particles or clothing fibers.</p>Formule :C18H11NO3Degré de pureté :90%Couleur et forme :Brown SolidMasse moléculaire :289.29 g/mol2-Amino-5-bromo-2'-chlorobenzophenone
CAS :<p>2-Amino-5-bromo-2'-chlorobenzophenone (2ABPC) is an aniline derivative that induces a reversible inhibition of the NMDA receptor. This agent has been shown to inhibit glutamate binding and to have a high affinity for the NMDA receptor. 2ABPC is also able to inhibit cancer growth by binding and neutralizing the receptors that allow for ligand-mediated activation of the NMDA receptor. 2ABPC has been shown to be effective in preventing dorsal root ganglia from developing into cancerous cells, which may be due to its ability to bind receptors that are involved in cell proliferation.</p>Formule :C13H9BrClNODegré de pureté :Min. 95%Couleur et forme :SolidMasse moléculaire :310.57 g/mol2'-Fluoro acetophenone
CAS :2'-Fluoro acetophenone is a chiral compound that can be used as an organic overlayer to control the enantiomeric purity of organic reactions. The cavity in the molecule provides an electronic interaction that stabilizes the radical form of 2'-fluoroacetophenone. This cavity also allows for hydrogenation reactions to occur more quickly and with less byproduct formation than other types of reactions. Additionally, this reaction occurs at a lower temperature than most other reactions, making it optimal for industrial production.Formule :C8H7FODegré de pureté :Min. 95%Couleur et forme :Clear LiquidMasse moléculaire :138.14 g/molValeric acid sodium
CAS :<p>Valeric acid sodium salt is a fatty acid that has been shown to inhibit bacterial growth in the presence of epidermal growth factor and sodium salts. Valeric acid sodium salt is used as an antiseptic in topical formulations and as a preservative for pharmaceuticals. Valeric acid sodium salt also inhibits HIV infection by inhibiting the binding of HIV to its receptor, which prevents the virus from entering cells.</p>Formule :C5H10O2•NaDegré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :125.12 g/mol6-Amino-7-hydroxy-4-methylcoumarin
CAS :<p>6-Amino-7-hydroxy-4-methylcoumarin is an antibacterial agent that has been shown to be effective against a range of Gram-positive and Gram-negative bacteria. It is synthesized from coumarins in nature, but also can be synthesized in the laboratory. This compound has been shown to inhibit bacterial growth by forming a covalent bond with the bacterial enzyme DNA gyrase, preventing the synthesis of DNA. 6-Amino-7-hydroxy-4-methylcoumarin has also been shown to have anti cancer properties.</p>Formule :C10H9NO3Degré de pureté :Min. 95%Couleur et forme :Yellow solid.Masse moléculaire :191.18 g/mol(-)-Corey lactone benzoate
CAS :(-)-Corey lactone benzoate is a compound that was synthesized from a reaction between a primary alcohol and an acylating agent. It has been shown that (-)-Corey lactone benzoate can be used to synthesize the drug clofazimine, which is an anti-tuberculosis drug. The reaction system contains a constant pressure, organic solvent, and anhydrous conditions. (-)-Corey lactone benzoate is produced as a white solid with a melting point of 167 °C. It has been found to be impure and contain chloride and other impurities that are difficult to remove.Formule :C15H16O5Degré de pureté :Min. 95 Area-%Couleur et forme :White Off-White PowderMasse moléculaire :276.28 g/molDL-Aspartic acid
CAS :<p>Aspartic acid is an amino acid that belongs to the group of aspartates. It is synthesized in the human body and used in biochemical reactions. Aspartic acid has been shown to play a role in cancer, bowel disease, and fibrosis. The chemical properties of aspartic acid have been studied using various model systems such as polymerase chain reaction (PCR) and p-nitrophenyl phosphate assay. Aspartic acid is a substrate for the enzyme asparaginase, which converts it into asparagine, another amino acid that can be used by the body.</p>Formule :C4H7NO4Couleur et forme :White Off-White PowderMasse moléculaire :133.1 g/mol3-Nitrophthalic acid
CAS :<p>3-Nitrophthalic acid is an organic compound that has been used in biological studies. It has been shown to bind to DNA and RNA, which may be due to hydrogen bonding interactions with the nitrogen atoms. 3-Nitrophthalic acid is synthesized by reacting sodium carbonate with trifluoroacetic acid, resulting in a carboxylate group. This compound has photochemical properties and can be used as a photosensitizer for the treatment of certain forms of cancer. 3-Nitrophthalic acid reacts with oxygen and generates singlet oxygen, which results in cellular damage.</p>Formule :C8H5NO6Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :211.13 g/molFluvastatin
CAS :<p>Fluvastatin is a statin that lowers blood cholesterol and triglycerides by inhibiting HMG-CoA reductase, an enzyme that plays a critical role in the synthesis of cholesterol. Fluvastatin has also been shown to reduce the incidence of myocardial infarction, and to reduce atherosclerotic lesions in animal models, reducing the incidence of cardiovascular disease. Fluvastatin also has been shown to inhibit the activation of toll-like receptor 4 (TLR4) by lipopolysaccharide (LPS), which may be related to its anti-inflammatory effects. Furthermore, through lowering blood cholesterol, Fluvastatin also inhibits tubulointerstitial injury and prevents renal damage caused by high concentrations of the lipid.</p>Formule :C24H26FNO4Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :411.47 g/mol(E)-3-[3'-(4''-fluorophenyl)-1'-(1''-methylethyl)-1H-indol-2''-yl]-2-propnal
CAS :<p>(E)-3-[3'-(4''-Fluorophenyl)-1'-(1''-methylethyl)-1H-indol-2''-yl]-2-propnal is an amoebicidal agent that belongs to the class of indole derivatives. It has been shown to inhibit tumor growth in animal models, and thus may be a potential anti-cancer drug. The activity index of (E)-3-[3'-(4''-fluorophenyl)-1'-(1''-methylethyl)-1H-indol-2''-yl]-2-propnal was significantly lower than those of fenoldopam, a well known antihypertensive agent, for the treatment of liver cancer. The compound also inhibits the growth of bacteria by inhibiting protein synthesis in organisms such as amoeba.</p>Formule :C20H18FNODegré de pureté :Min. 95%Couleur et forme :Yellow PowderMasse moléculaire :307.36 g/molL-Aspartic acid sodium salt monohydrate
CAS :<p>L-Aspartic acid sodium salt monohydrate is a sodium carbonate salt of L-aspartic acid that has been shown to inhibit the growth of leishmania in vitro. It may also be effective against other protozoa and amoeba, including Entamoeba histolytica and Naegleria fowleri. L-Aspartic acid sodium salt monohydrate inhibits acid formation by inhibiting the enzyme carbonate synthetase. This compound also has potential as a drug target for infantile lysosomal storage disease due to its ability to activate glutamate, which is an amino acid that is deficient in this condition. The surface methodology used for this study was titration calorimetry, which can be used to measure the thermodynamic properties of activated carboxylates.</p>Formule :C4H6NO4Na·H2OCouleur et forme :White Off-White Clear LiquidMasse moléculaire :173.1 g/molN-Acetyl-phytosphingosine
CAS :<p>N-Acetyl-phytosphingosine is a sphingoid base that functions as a phospholipid constituent of the cell membrane. It participates in the regulation of calcium and lipid metabolism, as well as cell proliferation and differentiation. N-Acetyl-phytosphingosine has been shown to suppress the production of prostaglandin E2, which may be due to its ability to inhibit cyclooxygenases and their downstream products, prostaglandin synthesis. This compound also represses activity of human cancer cells by intercepting the process that leads to prostaglandin synthesis. The anti-inflammatory effect of this molecule is demonstrated by its ability to reduce inflammation in keratinocytes (skin cells) and human keratinocytes.</p>Formule :C20H41NO4Degré de pureté :Min. 98 Area-%Couleur et forme :PowderMasse moléculaire :359.54 g/mol6'-Hydroxy buspirone
CAS :<p>6'-Hydroxy buspirone is a prodrug of buspirone, which is an antidepressant drug. It has been shown to have a matrix effect and profile similar to that of buspirone in humans. The compound has been found to be effective in the treatment of depression. 6'-Hydroxy buspirone has been shown to inhibit the dopamine D3 receptor with a potency similar to that of buspirone and other dopamine antagonists. This inhibition may be responsible for the antidepressant effects observed in clinical trials. The compound also inhibits serotonin reuptake, which may account for its antidepressant activity. 6'-Hydroxy buspirone is not metabolized by cytochrome P450 enzymes, making it more selective than some other drugs that are metabolized by this enzyme system.</p>Formule :C21H31N5O3Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :401.5 g/mol4,5-Dihydronaphtho[1,2-d][1,3]thiazol-2-amine
CAS :Please enquire for more information about 4,5-Dihydronaphtho[1,2-d][1,3]thiazol-2-amine including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormule :C11H10N2SDegré de pureté :Min. 95%Masse moléculaire :202.28 g/molHydrocinnamic acid N-hydroxysuccinimide ester
CAS :Please enquire for more information about Hydrocinnamic acid N-hydroxysuccinimide ester including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormule :C13H13NO4Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :247.25 g/molTropicamide
CAS :Tropicamide is a cholinergic agent that is used as a short-term mydriatic, or eye dilator, for diagnostic purposes. It belongs to the group of nonsteroidal anti-inflammatory drugs and has been shown to have a stable complex with benzalkonium chloride. Tropicamide has been shown to affect the signal pathways in cells, leading to an increase in IL-2 receptor expression. This drug also affects locomotor activity and has been studied as a potential treatment for murine sarcoma virus. Tropicamide is administered intravenously and can cause side effects such as blurred vision, nausea, vomiting and convulsions. Tropicamide may be given together with phenylephrine in order to reduce these side effects.Formule :C17H20N2O2Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :284.35 g/molMethyl caffeate
CAS :Naturally produced by plant Solanum torvum Swartz. fruit (Turkey berry), methyl caffeate has proven to have antimicrobial, anticancer activity. Chemically an alkyl caffeate ester, methyl caffeate has been produced through various synthetic routes for a more sustainable approach.Formule :C10H10O4Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :194.18 g/mol1,3-Bis(4-chlorophenyl)urea
CAS :Triclocarban is a chlorinated aromatic compound that is widely used as a biocide in wastewater treatment. Triclocarban can be found in water, soil, and human and animal wastes. The analytical method for triclocarban is based on the reaction of the analyte with 1,3-bis(4-chlorophenyl)urea to form a red product that can be measured spectrophotometrically at 630 nm. Triclosan is another chlorinated aromatic compound that may contaminate water sources due to its use as an antimicrobial agent and deodorant. Triclosan has also been shown to have mutagenic properties. It has been shown to inhibit microbial growth by binding to nucleophilic sites on enzymes in the cell membrane or by forming stable complexes with metal ions necessary for cellular metabolism.Formule :C13H10Cl2N2ODegré de pureté :Min. 98 Area-%Couleur et forme :White Off-White PowderMasse moléculaire :281.14 g/mol3,4-Dibenzyloxycinnamic acid
CAS :<p>3,4-Dibenzyloxycinnamic acid is a reagent that is used in the synthesis of complex compounds. It can be used as a useful intermediate in the production of fine chemicals and has been shown to be a useful scaffold or building block for research chemicals. This compound is versatile and can be utilized as a reaction component in the manufacture of speciality chemicals. 3,4-Dibenzyloxycinnamic acid is also classified as a speciality chemical because it has not been widely used commercially but is still highly sought after by researchers.</p>Formule :C23H20O4Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :360.4 g/molAluminiumHydroxybis[2,2'-methylen-bis(4,6-di-tert-butylphenyl)phosphate]
CAS :Please enquire for more information about AluminiumHydroxybis[2,2'-methylen-bis(4,6-di-tert-butylphenyl)phosphate] including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormule :C58H85AlO9P2Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :1,015.22 g/molLoxoprofen sodium
CAS :<p>Inhibitor of prostaglandin production; non-steroidal COX inhibitor</p>Formule :C15H17NaO3Degré de pureté :Min. 98 Area-%Couleur et forme :PowderMasse moléculaire :268.28 g/mol(+)-Limonene oxide,mixture of cis/trans isomers
CAS :Limonene oxide is a mixture of cis/trans isomers that belongs to the group of aziridines. It can be produced by catalytic ring-opening polymerization, or by copolymerization with other monomers. Limonene oxides are obtained as a mixture of cis and trans isomers. The trans isomer has been reported to have a shorter reaction time and higher selectivity than the cis isomer. Limonene oxide can be used in the production of polycarbonates, which are used in many different products such as containers for food and drink, packaging materials, and electronics. Limonene oxide can also be used for the synthesis of epoxides and n-oxides. These compounds are used in medical applications such as anti-cancer drugs, antibiotics, antifungals, antivirals, contraceptives, and more.Formule :C10H16ODegré de pureté :Min. 95%Masse moléculaire :152.23 g/mol3-Bodipy-propanoic acid methyl ester
CAS :3-Bodipy-propanoic acid methyl ester is a fluorescent probe that binds to the endoplasmic reticulum. It has been used in cancer diagnosis, as well as for the detection of chloride and ligand binding. 3-BPA has been shown to be a useful tool in the study of protein synthesis and cell binding. This compound is unmodified and has a broad spectrum of applications.Formule :C15H17BF2N2O2Degré de pureté :Min. 95%Masse moléculaire :306.12 g/mol1-Hydroxycyclopropanecarboxylic acid methyl ester
CAS :1-Hydroxycyclopropanecarboxylic acid methyl ester is a potent inhibitor of phosphorylation. It binds to the ATP and ADP molecules, preventing them from binding to the phosphoryl transferase enzyme. This inhibits the phosphorylation of glucose, leading to an accumulation of phosphoglycolate and pyruvate in cells. 1-Hydroxycyclopropanecarboxylic acid methyl ester has been shown to be a potent inhibitor of cyclopropane-fatty acid synthase, which is involved in synthesis of fatty acids for energy storage. The diethyl succinate derivative is also known as ethylene dibromide. Condensation reactions between this compound and carboxylic acids produce diethyl succinates that are used as plasticizers in polymers such as polyvinyl chloride (PVC).Formule :C5H8O3Degré de pureté :Min. 95%Masse moléculaire :116.12 g/molD-α-Tocopherolquinone
CAS :D-a-Tocopherolquinone is a useful building block for the synthesis of complex compounds. It can also be used as a reagent, speciality chemical, or high quality research chemical. D-a-Tocopherolquinone has been used in the synthesis of versatile building blocks, reaction components, and scaffolds.Formule :C29H50O3Degré de pureté :Min. 97 Area-%Couleur et forme :Clear LiquidMasse moléculaire :446.71 g/mol3,3',5'-Triiodo-L-thyronine
CAS :<p>Triiodothyronine is a thyroid hormone that is used for oral hypoglycaemic therapy in patients with diabetes mellitus. It has been shown to be effective in the treatment of congestive heart failure and experimental models of cardiac hypertrophy. Triiodothyronine has also been shown to have strong pharmacological effects on voltage-dependent calcium channels and integrin receptors. The clinical use of triiodothyronine is limited by its toxicity, which may be caused by its interference with the production of thyroxine or triiodothyronine, as well as its ability to alter the level of iodide in the blood.</p>Formule :C15H12I3NO4Degré de pureté :Min. 95%Couleur et forme :White PowderMasse moléculaire :650.97 g/molN-Carbethoxy-4-nortropinone
CAS :<p>N-Carbethoxy-4-nortropinone is a high quality, reagent grade chemical that is often used as a complexing agent. It has been shown to be an excellent building block for the synthesis of other compounds and has been used in the production of speciality chemicals. N-Carbethoxy-4-nortropinone is also a versatile building block that can be used in many different types of reactions, making it an excellent reaction component. This compound is available for purchase at Sigma Aldrich with CAS number 32499-64-2.</p>Formule :C10H15NO3Degré de pureté :Min. 95%Masse moléculaire :197.23 g/molN-(Ketocaproyl)-D,L-homoserine lactone
CAS :Ketoacyl-homoserine lactone is a naturally occurring fatty acid derivative that is produced by many bacteria. It has been shown to be involved in biological processes, including the regulation of transcription and protein synthesis. Ketoacyl-homoserine lactone has been shown to be an important component of bacterial quorum sensing, which is used for communication between cells. This compound also regulates energy metabolism and light emission in some model systems. Ketoacyl-homoserine lactone has also been shown to be involved in immune responses and autoimmune diseases, as well as human pathogens such as Campylobacter jejuni and Mycoplasma pneumoniae.Formule :C10H15NO4Degré de pureté :Min. 98 Area-%Couleur et forme :PowderMasse moléculaire :213.23 g/mol7-Oxo cholesterol 3-acetate
CAS :Produit contrôlé<p>7-Oxo cholesterol 3-acetate is a cocatalyst for the oxidation of organic compounds. It is used to catalyze the oxidation of alcohols, carboxylic acids, and other organic compounds with hydrogen peroxide. 7-Oxo cholesterol 3-acetate has been shown to be a low energy catalyst that can be used in mild conditions. This compound has been shown to produce diacetyl, which is an important reaction product in the synthesis of vitamin D3 (cholecalciferol). 7-Oxo cholesterol 3-acetate has also been isolated from adipose tissue and shown to have anti-inflammatory properties.</p>Formule :C29H46O3Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :442.67 g/mol4-Chloro-3-hydroxybenzoic acid methyl ester
CAS :<p>4-Chloro-3-hydroxybenzoic acid methyl ester is a high quality, versatile building block that can react as a reagent to form complex compounds. It is also used as an intermediate in the synthesis of other fine chemicals. 4-Chloro-3-hydroxybenzoic acid methyl ester is a useful scaffold for chemical research and has been shown to be a speciality chemical with many uses. This compound is also useful as an intermediate in the synthesis of other fine chemicals, such as pharmaceuticals or agrochemicals.</p>Formule :C8H7ClO3Degré de pureté :Min. 98%Couleur et forme :White PowderMasse moléculaire :186.59 g/molo-Nitrocinnamaldehyde
CAS :o-Nitrocinnamaldehyde is an aldehyde that belongs to the group of β-unsaturated aldehydes. It has been shown to inhibit cancer cell growth in vitro and in vivo. o-Nitrocinnamaldehyde inhibits xanthine oxidase by preventing the oxidation of hypoxanthine to xanthine and xanthine to uric acid. This prevents the formation of superoxide radicals, which are known carcinogens. The compound also inhibits aldehyde dehydrogenase, which prevents the oxidation of nitro compounds that have been generated by nitrosation reactions. These reactions are catalyzed by nitric oxide synthases (NOS) and convert nitrate into nitrite and then into reactive nitrogen species such as peroxynitrites. o-Nitrocinnamaldehyde also inhibits uv absorption, which may be due to its ability to form supramolecular aggregates with other organic molecules or metal ions.Formule :C9H7NO3Degré de pureté :Min. 95%Masse moléculaire :177.16 g/mol6b-Hydroxy-7a-(thiomethyl) spironolactone
CAS :6b-Hydroxy-7a-(thiomethyl) spironolactone is a drug that is metabolized in the liver and excreted in the bile. It has been found to be safe and effective for the treatment of ascites due to cirrhosis. The pharmacokinetics of 6b-hydroxy-7a-(thiomethyl) spironolactone are linear, with a plasma elimination rate of 0.3 mg/kg/h. The elimination half-life for 6b-hydroxy-7a-(thiomethyl) spironolactone is about 3 hours. 6b-Hydroxy-7a-(thiomethyl) spironolactone has been found to be eliminated from the body at a constant rate, regardless of age, gender or weight. The population studied was healthy adult males who ingested 6b-hydroxy-7a-(thiomethFormule :C23H32O4SDegré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :404.56 g/mol1-(3-Bromobenzoyl)-2-(2-naphthoyl)-hydrazine
CAS :<p>1-(3-Bromobenzoyl)-2-(2-naphthoyl)-hydrazine is a building block with a high quality and versatile scaffold. It is used as a reaction component in the synthesis of complex compounds, fine chemicals and speciality chemicals. 1-(3-Bromobenzoyl)-2-(2-naphthoyl)-hydrazine has been shown to be an effective reagent for the preparation of polycyclic aromatic hydrocarbons. This chemical is also a useful intermediate in the production of pharmaceuticals, pesticides, dyes, and perfumes.</p>Formule :C18H13BrN2O2Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :369.21 g/molFormyl-L-methionine
CAS :<p>Formyl-L-methionine is a form of methionine produced by the human body. It is found in proteins, peptides, and polypeptides as an amino acid residue. Methionine is one of the essential amino acids needed by humans. Methionine can be converted to formyl-L-methionine by the enzyme methioninase, which is found in bacteria such as Escherichia coli. The conversion of methionine to formyl-L-methionine may be important for antigen binding sites on antibodies. The N-terminal part of the protein can be recognized by antibodies, which are then able to bind to antigenic determinants on bacteria and other pathogens.</p>Formule :C6H11NO3SDegré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :177.22 g/mol1-(4-Aminophenyl)ethanone oxime
CAS :<p>4-Aminoacetophenone oxime is an organic compound that is soluble in water and methanol. It has a molecular weight of 169.17 g/mol, a melting point of 190 °C, and a boiling point of 260 °C. 4-Aminoacetophenone oxime has been shown to have antimicrobial activity against Gram-positive bacteria, such as Staphylococcus aureus, but not against Gram-negative bacteria. This compound can be used as a ligand for metal ions such as copper and zinc, which are important in biological processes. The magnetic properties of 4-aminoacetophenone oxime make it possible to detect the molecule using nuclear magnetic resonance spectroscopy.<br>4-Aminoacetophenone oxime can be synthesized by reacting 5-nitrosalicylaldehyde with ammonium acetate in the presence of hydrochloric acid:</p>Formule :C8H10N2ODegré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :150.18 g/mol2,2'-Thenil
CAS :<p>2,2'-Thenil is a radical anion that has potent inhibitory activity against radical anions. It can be used to stabilize radical anions and prevent them from undergoing reactions with other radicals or reactive molecules. 2,2'-Thenil binds to the active site of the enzyme by electron transfer and stabilizes it, preventing it from undergoing reactions with other radicals or reactive molecules. The kinetic parameters for this reaction are dose-dependent and can be determined by measuring the optical spectra of both 2,2'-thenil and hydroxyurea.</p>Formule :C10H6O2S2Degré de pureté :Min. 95%Couleur et forme :White PowderMasse moléculaire :222.29 g/molL-Aspartic acid dimethyl ester hydrochloride
CAS :L-Aspartic acid dimethyl ester hydrochloride (DAA) is an inhibitor of serine proteases, which are enzymes that break down other proteins. DAA inhibits the activity of these enzymes by forming a covalent bond with the serine residue in the active site of the enzyme. This inhibition prevents the breakdown of proteins and leads to inflammation in target tissues. L-Aspartic acid dimethyl ester hydrochloride is used to treat inflammatory bowel disease by inhibiting cathepsin B, a protease that is associated with this condition.Formule :C6H11NO4·HClDegré de pureté :Min. 98 Area-%Couleur et forme :White Off-White PowderMasse moléculaire :197.62 g/moltrans-2-Hydroxycinnamic acid
CAS :<p>Trans-2-hydroxycinnamic acid is a bioactive phytochemical that has been shown to inhibit the proliferation of 3T3-L1 preadipocytes. It also binds with 4-hydroxycinnamic acid, which is a compound found in coumarin derivatives. Trans-2-hydroxycinnamic acid is an analytical method for determining p-hydroxybenzoic acid, which is a metabolite of trans-2-hydroxycinnamic acid and can be used as an indicator for its presence in food products. Trans-2-hydoxycinnamic acid inhibits mitochondrial membrane potential and induces apoptosis in cancer cells. It also has drug interactions with etoac extract and structural analysis.</p>Formule :C9H8O3Couleur et forme :PowderMasse moléculaire :164.16 g/mol2-Bromo-5-nitrophenetole
CAS :2-Bromo-5-nitrophenetole is a versatile building block that can be used as a reagent in the synthesis of complex compounds and research chemicals. It is a high quality chemical with a CAS number of 423165-33-7. 2-Bromo-5-nitrophenetole is an important intermediate for the synthesis of diverse and valuable compounds such as pharmaceuticals, agrochemicals, and dyes.Formule :C8H8BrNO3Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :246.06 g/mol6α-Fluoro-17,21-Dihydroxy-16α-Methylpregna-4,9(11)-Diene-3,20-Dione 21-Acetate
CAS :Produit contrôlé6alpha-Fluoro-17,21-Dihydroxy-16alpha-Methylpregna-4,9(11)-Diene-3,20-Dione 21-Acetate is a synthetic angiostatic agent that inhibits the angiogenic process by affecting the growth of new blood vessels. It has been shown to inhibit proteolytic activity and to have an inhibitory effect on tumour necrosis factor-α (TNF-α) induced activation of endothelial cells and their proliferation. 6alpha-Fluoro-17,21-Dihydroxy-16alpha-Methylpregna-4,9(11)-Diene 3,20 Dione 21 Acetate also inhibits the growth of fetal bovine aortic endothelial cells in culture. The drug was also found to significantly reduce the monolayer cell viability after uptake by endothelial cells.Formule :C24H31FO5Degré de pureté :Min. 95%Masse moléculaire :418.5 g/mol(4-Bromophenyl)thiourea
CAS :<p>(4-Bromophenyl)thiourea is an oxidant that has been used in the commercialization of photographic films and perovskites. It can be used as a biological stain to detect proteins, and contains both UV-A and UV-B spectra. This chemical is also able to convert ammonium nitrate into nitric acid, which has been shown to be synergistic with thiourea. (4-Bromophenyl)thiourea can exist as two isomers, cis and trans, which have different properties. The cis isomer reacts faster than the trans isomer with ammonia, but the trans form has greater solubility in water. The techniques for separating these two forms are chromatography and crystallization.</p>Formule :C7H7BrN2SDegré de pureté :Min. 95%Masse moléculaire :231.11 g/molTiopronin
CAS :<p>Tiopronin is a drug that binds to the GSH-Px enzyme, which is responsible for breaking down hydrogen peroxide and lipid hydroperoxides. It also inhibits the ATP-binding cassette transporter, which is an important protein in the cell membrane that regulates the passage of substances into and out of cells. Tiopronin has been shown to inhibit chemiluminescence reactions in bacteria, such as infectious diseases. This drug has also been shown to be effective against hepatic steatosis by reducing fatty acid synthesis and increasing fatty acid oxidation in rats. Tiopronin has been used for the treatment of patients with Wilson's disease, because it facilitates copper excretion from liver cells by inhibiting metal chelate formation.</p>Formule :C5H9NO3SDegré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :163.2 g/mol2'-Ethoxyacetophenone
CAS :<p>2'-Ethoxyacetophenone is a Friedel-Crafts acylation agent. It reacts with nucleophilic groups, such as alcohols and amines, to form an acylated product. 2'-Ethoxyacetophenone has been shown to be a useful tool for the synthesis of chiral compounds with high yields and good enantiomeric excesses. This compound can also be used as a precursor in the synthesis of polyaromatic molecules containing a chiral center. The reaction requires low substrate concentrations and short reaction times, making it advantageous for some reactions that are sensitive to these parameters.</p>Formule :C10H12O2Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :164.2 g/mol5-Bromo-2-fluorobenzoic acid methyl ester
CAS :<p>5-Bromo-2-fluorobenzoic acid methyl ester (5BFME) is a synthetic, non-steroidal compound that is used to treat prostate cancer. 5BFME inhibits the production of prostate specific antigen (PSA) and other androgen levels in prostate cancer cells. 5BFME also has an effect on the cell cycle by inhibiting DNA synthesis, which is likely to have a synergistic effect with other anticancer drugs. 5BFME has shown no selectivity toward any type of cell, which may be due to its ability to modulate cellular biochemical pathways.</p>Formule :C8H6BrFO2Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :233.03 g/molPigment Orange 36
CAS :Pigment Orange 36 is an organic pigment with a light-emitting property. It is soluble in organic solvents, such as benzene and chloroform, but insoluble in water. Pigment Orange 36 has a polycyclic aromatic hydrocarbon structure with ester linkages between the aliphatic hydrocarbon and aromatic hydrocarbon moieties. The molecule consists of two sections: one section is soluble in organic solvents and the other section is soluble in water. The particle size of Pigment Orange 36 ranges from 0.1 to 1 micron in diameter, and it emits light when excited by UV radiation or visible light.Formule :C17H13ClN6O5Degré de pureté :Min. 95%Masse moléculaire :416.8 g/mol3,3',5,5'-Tetra-tert-butyldiphenoquinone
CAS :3,3',5,5'-Tetra-tert-butyldiphenoquinone is a polymerized phenolic compound that is used as a dietary antioxidant. It has been shown to have hypochlorous and anion radical scavenging properties. It also acts as an oxidation catalyst and can be used for the preparation of oxidation products. 3,3',5,5'-Tetra-tert-butyldiphenoquinone stabilizes the formation of β-unsaturated aldehydes by acting as an oxidant. 3,3',5,5'-Tetra-tert-butyldiphenoquinone also has antioxidative activity by inhibiting lipid peroxidation in vitro. The antioxidant activity may be due to its ability to form hydrogen bonds with the lipid radicals produced during lipid peroxidation reactions.Formule :C28H40O2Degré de pureté :Min. 95%Masse moléculaire :408.62 g/mol2,2'-Dibromodiphenylacetylene
CAS :2,2'-Dibromodiphenylacetylene (DBDP) is a biomolecular that belongs to the class of stilbene derivatives. It has been shown to have fluoro-transfer properties and can be used as a vapor transport or crystalline interaction. DBDP has been shown to produce diffraction with a shift angle of 8.6° in solution and yields of up to 98%. The steric effect was also observed when the molecule interacts with transfer and transistor molecules. DBDP has been shown to undergo an arylation reaction with phenanthridines, which are potent anti-inflammatory agents.Formule :C14H8Br2Couleur et forme :PowderMasse moléculaire :336.02 g/molPhenyl 1,4-dihydroxy-2-naphthoate
CAS :<p>Phenyl 1,4-dihydroxy-2-naphthoate is a suzuki cross-coupling agent that can be used in organic synthesis. It is an electron rich phenyl derivative and can be used as an alternative to the miyaura reaction. Phenyl 1,4-dihydroxy-2-naphthoate has been shown to react with alkyl or aryl halides, typically at room temperature. This product has been shown to react with electron rich olefins under sterically demanding conditions and is often used in cross coupling reactions.</p>Formule :C17H12O4Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :280.27 g/molSorbitan monolaurate
CAS :<p>Sorbitan monolaurate is a natural compound that can be isolated from the seeds of the Cucurbitaceae family. It is used in sample preparation for biocompatible polymers, as well as for detergent compositions. Sorbitan monolaurate has been shown to act as an absorption enhancer, which may be due to its ability to form hydrogen bonds with other molecules and its capacity to interact with sodium citrate. Sorbitan monolaurate also has biological properties such as the inhibition of autoimmune diseases, malonic acid production, and bacterial growth.</p>Formule :C18H34O6Degré de pureté :Min. 95%Couleur et forme :Slightly Yellow Clear LiquidMasse moléculaire :346.46 g/mol4'-Methylacetophenone
CAS :<p>4'-Methylacetophenone is a solvent that is used in the chemical industry, mainly for the production of trifluoroacetic acid. It has also been shown to be an effective antimicrobial agent, which is due to its ability to dissolve lipids and proteins. The mechanism of action of 4'-methylacetophenone is not fully understood, but it has been suggested that this compound reacts with fatty acids and pyrazole rings in the cell membrane and disrupts lipid bilayers. 4'-Methylacetophenone can be used as a reagent for solid phase microextraction in analytical chemistry. In addition, it reacts with acidic compounds (e.g., sulfuric acid) to produce insoluble salts and can be used as an analytical method for determining the concentration of these compounds.</p>Formule :C9H10ODegré de pureté :Min. 95%Couleur et forme :Clear LiquidMasse moléculaire :134.18 g/molDipyrazino[2,3-f:2',3'-h]quinoxaline-2,3,6,7,10,11-hexacarbonitrile
CAS :<p>Dipyrazino[2,3-f:2',3'-h]quinoxaline-2,3,6,7,10,11-hexacarbonitrile is a molecular compound that consists of an aromatic hydrocarbon and boron nitride. It has been shown to have optical properties and an ancillary effect on the transport properties of other molecules. Dipyrazino[2,3-f:2',3'-h]quinoxaline-2,3,6,7,10,11-hexacarbonitrile is also a molecule that can participate in intramolecular hydrogen bonding. This compound has been shown to have coordination geometry with nitrogen atoms that are capable of accepting electrons from other molecules. Dipyrazino[2,3-f:2',3'-h]quinoxaline-2,3,6,7,10,11-hexacarbonitrile is used in diodes as an efficient</p>Formule :C18N12Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :384.27 g/mol
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