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(273.463 produits)
- Activateurs et inhibiteurs d'enzymes(2.827 produits)
- Nitrosamines(2.605 produits)
- Composés et métabolites pharmaceutiques et vétérinaires(2.577 produits)
- Toxicologie(13.652 produits)
7836 produits trouvés pour "Étalons pharmaceutiques"
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Glucostrophanthidin
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-[(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/molL-Noradrenaline bitartrate monohydrate
CAS :<p>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.</p>Formule :C12H19NO10Degré de pureté :Min. 98 Area-%Couleur et forme :PowderMasse moléculaire :337.28 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/molMertansine
CAS :<p>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.</p>Formule :C35H48ClN3O10SDegré de pureté :Min. 95%Couleur et forme :White Off-White Yellow PowderMasse moléculaire :738.29 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/mol22-Fluorovitamin D3
CAS :<p>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.</p>Formule :C27H43FODegré de pureté :Min. 95%Masse moléculaire :402.63 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 :<p>(-)-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.</p>Formule :C15H16O5Degré de pureté :Min. 95 Area-%Couleur et forme :White Off-White PowderMasse moléculaire :276.28 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/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/mol4,5-Dihydronaphtho[1,2-d][1,3]thiazol-2-amine
CAS :<p>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 page</p>Formule :C11H10N2SDegré de pureté :Min. 95%Masse moléculaire :202.28 g/molHydrocinnamic acid N-hydroxysuccinimide ester
CAS :<p>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 page</p>Formule :C13H13NO4Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :247.25 g/mol2-Bromocinnamic acid
CAS :<p>2-Bromocinnamic acid is a synthetic compound that inhibits the reactions of arylating agents with tissues. It has cytotoxic activity and can be used in the treatment of alzheimer's disease. The synthesis of 2-bromocinnamic acid begins with anhydrous acetonitrile, which is heated to form an anhydrous salt. This salt is then dissolved in water and treated with potassium iodide and sodium nitrite. The resultant mixture undergoes a series of reactions to produce 2-bromocinnamic acid, including the addition of molybdenum as a catalyst. The reaction also produces byproducts that are removed by extraction or distillation. Finally, it undergoes a chromophore change from yellow to red in the presence of air due to oxidation by atmospheric oxygen.</p>Formule :C9H7BrO2Degré de pureté :Min. 95%Masse moléculaire :227.05 g/mol4-Chloro-2-fluorocinnamic acid
CAS :<p>4-Chloro-2-fluorocinnamic acid is a chemical intermediate that can be used as a building block for the synthesis of other compounds. It has been shown to be useful in the preparation of pharmaceuticals, agrochemicals, and dyestuffs. This chemical has many uses in research, such as being used as a reactant in organic synthesis or as a reagent for derivitization. 4-Chloro-2-fluorocinnamic acid is also an important intermediate for the production of more complex compounds. 4-Chloro-2-fluorocinnamic acid is a versatile building block that can be used in the preparation of many fine chemicals, with its versatility making it an important scaffold for drug discovery.</p>Formule :C9H6ClFO2Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :200.59 g/mol7,12-Dimethylbenz[a]anthracene
CAS :Produit contrôlé<p>7,12-Dimethylbenz[a]anthracene is a potent carcinogen that can cause skin tumor formation and cancer in various organs. It is a powerful inhibitor of protein synthesis. 7,12-Dimethylbenz[a]anthracene binds to the DNA polymerase enzyme and blocks the incorporation of nucleotides into the growing DNA strand. This prevents the synthesis of proteins from DNA templates, inhibiting protein synthesis and cell division. The compound also inhibits inflammation by blocking the production of prostaglandins.</p>Formule :C20H16Degré de pureté :Min. 98 Area-%Couleur et forme :PowderMasse moléculaire :256.34 g/molAcriflavine hydrochloride
CAS :<p>Acriflavine hydrochloride is a drug that belongs to the class of acridines, which are used as antiseptics and disinfectants. Acriflavine has been shown to have significant cytotoxic effects on mammalian cells, with a high degree of DNA binding activity. It binds to DNA in the nucleus and interferes with replication and transcription. Acriflavine hydrochloride inhibits cell division by binding to the kinetoplast (a region of mitochondrial DNA) during mitosis. This drug also has an effect on cell metabolism, decreasing ATP production and increasing lactate production in mitochondria. Acriflavine hydrochloride also prevents the formation of reactive oxygen species, which can lead to cellular damage.</p>Formule :C27H28Cl4N6Degré de pureté :Min. 95%Couleur et forme :Yellow PowderMasse moléculaire :578.36 g/molDipotassium 7-hydroxynaphthalene-1,3-disulphonate
CAS :<p>Dipotassium 7-hydroxynaphthalene-1,3-disulphonate is a drug that binds to basic proteins and inhibits the activity of the enzyme spermatocyte meiosis. It has been used in clinical trials for the treatment of male infertility, which have shown improved sperm motility and reduced sperm abnormalities. The drug also has an effect on the cells of acute lymphoblastic leukemia (ALL) patients, but these effects are dependent on radiation therapy. Dipotassium 7-hydroxynaphthalene-1,3-disulphonate slows down the growth of ALL cells by binding to their receptors and blocking DNA synthesis.</p>Formule :C10H6K2O7S2Degré de pureté :Min. 98 Area-%Couleur et forme :PowderMasse moléculaire :380.48 g/mol1-(4-Chlorophenyl)-2-nitropropene
CAS :<p>1-(4-Chlorophenyl)-2-nitropropene is a versatile building block that can be used in the synthesis of a variety of compounds. It is an aromatic compound with a molecular weight of 122.1 and chemical formula CHClNO. It has a melting point of -44°C, boiling point of 166°C, and density at 20°C of 1.11 g/mL. This product has also been shown to be useful as an intermediate or reaction component for the synthesis of polymers, pharmaceuticals, pesticides, and other organic compounds. 1-(4-Chlorophenyl)-2-nitropropene is soluble in water (10 mg/mL) and alcohols (10 mg/mL). This product is classified as not hazardous according to the Globally Harmonized System (GHS) criteria for classification and labeling of chemicals.</p>Formule :C9H8ClNO2Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :197.62 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 :<p>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.</p>Formule :C10H15NO4Degré de pureté :Min. 98 Area-%Couleur et forme :PowderMasse moléculaire :213.23 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 :<p>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.</p>Formule :C9H7NO3Degré de pureté :Min. 95%Masse moléculaire :177.16 g/mol6b-Hydroxy-7a-(thiomethyl) spironolactone
CAS :<p>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-(thiometh</p>Formule :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/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/molL-Aspartic acid dimethyl ester hydrochloride
CAS :<p>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.</p>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/mol6α-Fluoro-17,21-Dihydroxy-16α-Methylpregna-4,9(11)-Diene-3,20-Dione 21-Acetate
CAS :Produit contrôlé<p>6alpha-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.</p>Formule :C24H31FO5Degré de pureté :Min. 95%Masse moléculaire :418.5 g/mol2,2'-Dibromodiphenylacetylene
CAS :<p>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.</p>Formule :C14H8Br2Couleur et forme :PowderMasse moléculaire :336.02 g/mol2-Bromo-4,5-dimethoxycinnamic acid
CAS :<p>2-Bromo-4,5-dimethoxycinnamic acid is a dicarboxylic acid that belongs to the group of polysaccharides. It is a furan derivative with two methoxy groups on the cinnamic acid moiety. This compound can be found in plants and animals as well as in pyrolysis products from wood and other natural materials. 2-Bromo-4,5-dimethoxycinnamic acid has been analyzed by spectroscopy and pyrolysis to determine its chemical composition. The chemical composition was determined to contain caffeine and amines, as well as esters of fatty acids and alcohols.</p>Formule :C11H11BrO4Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :287.11 g/mol3,4-Methylenedioxycinnamic acid
CAS :<p>3,4-Methylenedioxycinnamic acid is a nucleophilic reagent that has been used for the synthesis of polymers and pharmaceuticals. It has been shown to react with electron-rich aromatic compounds such as anilines and phenols to form cinnamates. The compound is also a ligand for metal ions. 3,4-Methylenedioxycinnamic acid has been analysed by vibrational spectroscopy and thermodynamic parameters have been determined using hydration reactions. The carboxylate group on the molecule can be protonated or deprotonated depending on the pH of the solution.</p>Formule :C10H8O4Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :192.17 g/molKetoprofen
CAS :<p>Inhibits cyclooxygenase-1 and -2; non-steroidal anti-inflammatory drug</p>Formule :C16H14O3Degré de pureté :Min. 98 Area-%Couleur et forme :White PowderMasse moléculaire :254.28 g/mol3'-Deoxy-2',3'-Didehydro-2'Fluorothymidine
CAS :<p>3'-Deoxy-2',3'-Didehydro-2'Fluorothymidine (3DFT) is a nucleoside analogue of thymidine. It has been shown to be an efficient inhibitor of HIV replication in vitro and in vivo. 3DFT is able to inhibit virus production by blocking the viral reverse transcriptase enzyme, which is responsible for copying the viral genomic RNA into DNA. This drug also inhibits the activity of human immunodeficiency virus type 1 integrase, which is an enzyme that catalyses the integration of proviral DNA into host cell chromosomes. 3DFT is a potent inhibitor of HIV infection in vitro and in vivo and has also been shown to inhibit other viruses such as cytomegalovirus, herpes simplex virus types 1 and 2, varicella zoster virus, influenza A virus, coxsackie B4 virus, echovirus 7, and erythrovirus 9.</p>Formule :C10H11FN2O4Degré de pureté :Min. 95%Masse moléculaire :242.2 g/mol2,5-Dimethylcinnamic acid
CAS :<p>2,5-Dimethylcinnamic acid is a versatile building block that can be used as a reactant in organic synthesis. This compound has been shown to have high quality and is useful for research purposes and as a speciality chemical. 2,5-Dimethylcinnamic acid can be used as a reagent or reaction component in the preparation of other compounds. It also serves as an important intermediate to synthesize complex molecules. This compound has many applications and is often used as a building block for pharmaceuticals, agrochemicals, and fine chemicals.</p>Formule :C11H12O2Degré de pureté :Min. 95%Masse moléculaire :176.21 g/molN-(Aminoethyl)-5-naphthylamine-1-sulfonic acid sodium
CAS :<p>N-(Aminoethyl)-5-naphthylamine-1-sulfonic acid sodium salt (NAES) is a fluorescent dye that has been used to study the structure of proteins. NAES binds to acceptor sites on the protein, which can be either amino acid side chains or other ions in solution. The fluorescence of NAES depends on the environment and the number of acceptors present. This dye has been used in assays for staphylococcus, as it is resistant to staining by Gram stain and stains brightly with fluorescence assay. NAES has also been shown to have a high kinetic rate and sensitivity, making it an effective virus assay.</p>Formule :C12H14N2O3S•NaDegré de pureté :Min. 95%Masse moléculaire :289.31 g/molRef: 3D-FA17739
1gÀ demander2gÀ demander100mgÀ demander250mgÀ demander500mgÀ demander-Unit-ggÀ demander4-Fluorocinnamaldehyde
CAS :<p>4-Fluorocinnamaldehyde is a reactive molecule that can be used in the catalytic asymmetric synthesis of 4-fluoroalkylbenzenes, which are used as intermediates in the production of pharmaceuticals. It reacts with hydroxymethyl groups to form 4-fluoroalkylbenzene derivatives, which are substrates for asymmetric reactions. This compound has been shown to react with amines and thiols to form Michael acceptors and Michael donors respectively. The crystallographic data obtained from this molecule shows that it belongs to space group P2 and its crystal system is orthorhombic. It also has optical properties that make it suitable for use as an optical material or nanowires.</p>Formule :C9H7FODegré de pureté :Min. 80%Couleur et forme :Clear LiquidMasse moléculaire :150.15 g/mol1-(2,4,6-Trimethylphenyl)-2-nitropropene
CAS :<p>1-(2,4,6-Trimethylphenyl)-2-nitropropene is a high quality chemical intermediate that can be used as a reagent in the synthesis of complex compounds. It has been shown to react with alcohols to form nitroalkenes and with amines to form nitroamines. This chemical also has application as a building block for pharmaceuticals, speciality chemicals, research chemicals, and versatile building blocks for organic synthesis. The compound is available in bulk amounts and can be used as a reaction component in many organic syntheses.</p>Formule :C12H15NO2Degré de pureté :Min. 95%Masse moléculaire :205.25 g/mol2-Nitrophenylacetic acid
CAS :<p>2-Nitrophenylacetic acid is a synthetic product that has been studied by electrochemical techniques. It is soluble in human serum and can be detected by a chromatographic method. The cationic surfactant, oxindole, chloride, and optimal reaction conditions are known for the solute. 2-Nitrophenylacetic acid is a pharmaceutical drug that can be cleaved into nitro and carboxylate products with hydrochloric acid and β-unsaturated ketone as cleavage products.</p>Formule :C8H7NO4Degré de pureté :Min. 98 Area-%Couleur et forme :PowderMasse moléculaire :181.15 g/molN-(Aminoethyl)-5-naphthylamine-1-sulfonic acid
CAS :<p>The Michaelis-Menten kinetics of N-(Aminoethyl)-5-naphthylamine-1-sulfonic acid (NENSA) have been determined by studying the reaction of NENSA with a variety of acceptors. Basic fibroblasts were found to be a good substrate for this compound and it was shown that proteolytic activity is required for the hydrolysis of NENSA. The toxin is also reactive with the enzyme polymerase chain, which inhibits bacterial growth. In the presence of epidermal growth factor, NENSA has been shown to inhibit proliferation in fetal bovine retinal cells and human epidermal keratinocytes.</p>Formule :C12H14N2O3SDegré de pureté :Min. 97 Area-%Couleur et forme :Yellow PowderMasse moléculaire :266.32 g/molDiazolidinyl urea
CAS :<p>Diazolidinyl urea is a preservative used in cosmetics and pharmaceuticals. It is an antimicrobial agent that causes cell lysis by inhibiting the respiratory synthesis of bacteria. Diazolidinyl urea has been shown to be effective against Gram-positive and Gram-negative bacteria, yeast, and mold. The analytical method for diazolidinyl urea is well established, with detection limits of 0.1 ppm. Diazolidinyl urea is stable under normal conditions, but can be degraded by heat or pH changes. This preservative also inhibits microbial growth by reducing the availability of p-hydroxybenzoic acid (pHBA) and formaldehyde as substrates for bacterial metabolism. Diazolidinyl urea also prevents the formation of biofilms on wet surfaces and exhibits some anti-inflammatory effects.</p>Formule :C8H14N4O7Couleur et forme :PowderMasse moléculaire :278.22 g/mol2-Hydroxy-4,6-dimethoxyacetophenone
CAS :<p>2-Hydroxy-4,6-dimethoxyacetophenone is a natural compound that has been shown to have significant cytotoxicity in vitro against human colon cancer cells. This compound may be used as an alternative treatment for bowel disease and other conditions by blocking the apoptosis pathway. 2-Hydroxy-4,6-dimethoxyacetophenone binds to DNA, preventing DNA from polymerizing into chromatin and halting the cell cycle. It also inhibits the production of xanthoxylin, which is involved in the formation of cell nuclei. The mechanism of action for this drug is similar to that of chemical pesticides and radiation treatment.</p>Formule :C10H12O4Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :196.2 g/mol(S)-(+)-1,1'-Binaphthyl-2,2'-diyl hydrogen phosphate
CAS :<p>(S)-(+)-1,1'-Binaphthyl-2,2'-diyl hydrogen phosphate is an organic compound that is used as an analytical reagent. It is a covalent linker with a phosphate group on one end and a binaphthyl group on the other end. The phosphate group can be used to bind solutes for analysis in analytical chemistry. (S)-(+)-1,1'-Binaphthyl-2,2'-diyl hydrogen phosphate has been shown to have inhibition of sulfonic acid groups from environmental pollution. This compound also has chiral properties and can be separated into its two enantiomers using titration calorimetry at constant temperature.</p>Formule :C20H13O4PDegré de pureté :Min. 95%Couleur et forme :White Off-White PowderMasse moléculaire :348.29 g/mol3,5-Diiodo-L-thyronine
CAS :<p>3,5-Diiodo-L-thyronine (3,5DIT) is a thyroid hormone that has been shown to have a number of physiological effects. It is capable of altering the activity of target enzymes, such as growth factor β1 and 3,5-diiodo-L-thyronine 5'-deiodinase (DID). 3,5DIT can stimulate cardiac effects by binding to the nuclear receptor TRβ1. It also stimulates weight loss by regulating fat metabolism through its effect on adipose tissue. 3,5DIT has been shown to alter mitochondrial functions and mitochondrial energy metabolism. This hormone may be used as an analytical tool for measuring mitochondrial functions in living cells.</p>Formule :C15H13I2NO4Degré de pureté :Min. 98 Area-%Couleur et forme :White Off-White PowderMasse moléculaire :525.08 g/mola-Bisabolol
CAS :<p>Bisabolol is a sesquiterpene lactone that is found in plants such as chamomile and rose. Bisabolol has been shown to have amoebicidal activity in vitro, as well as antiinflammatory activity. Bisabolol has also been shown to have mitochondrial membrane potential-modulating effects and to inhibit the growth of human cancer cells. Bisabolol can act intracellularly by inhibiting protein synthesis, which may lead to apoptosis. It also inhibits the production of pro-inflammatory cytokines, such as TNF-α and IL-1β, which are involved in tumorigenesis. Bisabolol can also bind to polymyxin B and form a complex that is more effective than polymyxin B alone at killing bacteria.</p>Formule :C15H26ODegré de pureté :Min. 95%Couleur et forme :Colorless Clear LiquidMasse moléculaire :222.37 g/mol5,5'-Dehydrodivanillate
CAS :<p>5,5'-Dehydrodivanillate is an intermediate in the biosynthesis of vanillin from 5-carboxyvanillic acid. It is produced by the enzyme dehydrodivanillate synthase and converted to vanillin by the enzyme dehydrodivanillate reductase. The conversion of 5,5'-dehydrodivanillate to vanillin is an example of a radical coupling reaction. In plant cells, this intermediate is found in the cytoplasm and vacuoles. The uptake of 5,5'-dehydrodivanillate into plant cells has been shown to be facilitated by a transporter gene that is regulated by the presence of biphenyl or fatty acids. This function may be related to its role as an alternative substrate for olefin biosynthesis in plants. The dry weight of plant cells grown on 5,5'-dehydrodivanillate was shown to be greater than cells grown on other carbon sources</p>Formule :C16H14O8Degré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :334.28 g/mol1-(2'-Bromophenyl)-1-hydroxyethane
CAS :<p>1-(2'-Bromophenyl)-1-hydroxyethane is a biomolecule that has been shown to inhibit the growth of corynebacterium. This inhibition is stereoselective, with the (S) form being more effective than the (R) form. The oxidation products of this compound are produced by catalytic dehydration of formate and ethyl group elimination, which produce ferrocene and hydroxymethylferrocene respectively. These products are stereogenic, giving rise to chiral molecules that can be used in efficient methods for organic synthesis.</p>Formule :C8H9BrODegré de pureté :Min. 95%Couleur et forme :PowderMasse moléculaire :201.06 g/mol(+)-Biotin-(PEO)3-amine
CAS :<p>(+)-Biotin-(PEO)3-amine is a PEG compound with two different functional groups (also known as heterobifunctional). Unlike homobifunctional PEG compounds (same functional group on both ends), this type of compounds are more versatile as have two different anchor points. (+)-Biotin-(PEO)3-amine is used as a linker and spacer to add a PEG moiety, via pegylation (a bioconjugation technique) to proteins, peptides, oligonucleotides, small molecules and nanoparticles.</p>Formule :C16H30N4SO4Degré de pureté :Min. 95 Area-%Couleur et forme :White Off-White PowderMasse moléculaire :374.5 g/mol
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