
Standard farmaceutici
Sottocategorie di "Standard farmaceutici"
- APIs per la ricerca e le impurità(277.537 prodotti)
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Trovati 8194 prodotti di "Standard farmaceutici"
2-Benzyloxy-6-methoxyacetophenone
CAS:2-Benzyloxy-6-methoxyacetophenone is a high quality and versatile chemical that can be used as a reagent or building block in organic synthesis. It is an important intermediate in the synthesis of fine chemicals, pharmaceuticals, and other complex compounds. 2-Benzyloxy-6-methoxyacetophenone has been shown to be useful as a scaffold for the synthesis of novel complex molecules, such as speciality chemicals. The compound also has potential applications in research and development of new drugs.
Formula:C16H16O3Purezza:Min. 95%Colore e forma:PowderPeso molecolare:256.3 g/mol3,5-Dimethoxycinnamic acid methyl ester
CAS:Please enquire for more information about 3,5-Dimethoxycinnamic acid methyl ester including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormula:C12H14O4Purezza:Min. 95%Peso molecolare:222.24 g/molRef: 3D-FD67492
Prodotto fuori produzione4-Carboxycinnamic acid
CAS:4-Carboxycinnamic acid is an organic compound that is a derivative of cinnamic acid. It is a colorless solid that is soluble in organic solvents and has high resistance to environmental pollution. 4-Carboxycinnamic acid has been shown to have photocatalytic activity in the presence of UV radiation, with a quantum yield of 0.2% at 365 nm. It also exhibits fluorescence properties, but these are not as strong as the parent compound, cinnamic acid. 4-Carboxycinnamic acid has functional groups that can be activated by hydrogen bonding interactions and uptake into cells. This compound also reacts with sulfonic acids to form sulfinic acids and hydrochloric acid to form chlorocinnamic acids. Chronic pulmonary effects were observed in animals after inhalation of this substance for 30 minutes per day for 10 days. X-ray crystal structures have been determined for 4-carboxycinnamic acid and its
Formula:C10H8O4Purezza:Min. 95%Colore e forma:PowderPeso molecolare:192.17 g/molS-Methylisovalerate
CAS:S-Methylisovalerate is a branched fatty acid that is an intermediate in the biosynthesis of valine. It has been isolated from Corynebacterium glutamicum and Brevibacterium sp. S-Methylisovalerate has been identified by gas chromatography/mass spectrometry (GC/MS) as a major component of the volatile organic compounds produced by strains of Corynebacterium glutamicum and Brevibacterium sp. The GC/MS profile of these strains consists mainly of ester compounds, such as methyl ethyl acetate and butyric acid.
Formula:C6H12OSPurezza:Min. 95%Colore e forma:Colorless Clear LiquidPeso molecolare:132.22 g/molRef: 3D-FM35694
Prodotto fuori produzioneGuanosine-5'-triphosphate Disodium Salt (~85%)
CAS:Prodotto controllatoApplications Guanosine-5'-triphosphate disodium salt (CAS# 56001-37-7) is a nucleotide used in the preparation of photoreactive GTP affinity probes, and in inhibitors of eukaryotic initiation factor eIF-4E.
References George Cisar, E. A.; J. Am. Chem. Soc., 135, 4676 (2013); Ghosh, P.; et al.: Bioorg. Med. Chem. Lett., 16, 750 (2006).Formula:C10H14N5O14P3Na2Purezza:~85%Colore e forma:NeatPeso molecolare:567.14Ref: TR-G838608
Prodotto fuori produzioneEthyl Dichlorophosphate
CAS:Prodotto controllatoFormula:C2H5Cl2O2PColore e forma:White to Off-White SolidPeso molecolare:162.94N-Acetylethylene Urea-d4
CAS:Prodotto controllatoApplications N-Acetylethylene Urea-d4 (cas# 1189701-94-7) is a compound useful in organic synthesis.
Formula:C5H4H4N2O2Colore e forma:NeatPeso molecolare:132.157-Nitrocoumarin
CAS:7-Nitrocoumarin is an agent that inhibits the growth of protozoa by inhibiting enzyme activities, specifically those involved in glycolysis. It has been shown to be a potent inhibitor of surface proteins and functional assays. 7-Nitrocoumarin is also active against trophozoites in vitro. The compound has been shown to be nontoxic to mammalian cells, with a constant of 0.3 μM for inhibition of resazurin reduction. The mechanism of action for 7-nitrocoumarin is not well understood, but it may involve oxidation products such as nitro groups, which are indicated by the prefix '7-'.
Formula:C9H5NO4Purezza:Min. 95%Colore e forma:PowderPeso molecolare:191.14 g/mol2',4-Dihydroxy-3-methoxychalcone
CAS:2',4-Dihydroxy-3-methoxychalcone is a chalcone that has been shown to have reactive properties. The compound was found to be cytotoxic to cancer cells in the presence of neutrophils, and it has been shown to inhibit the growth of t47d cells in culture. There is also evidence that 2',4-Dihydroxy-3-methoxychalcone may help regulate the microflora in the gut, which may help prevent obesity and diabetes. In epidemiological studies, 2',4-Dihydroxy-3-methoxychalcone was found to be protective against cancer, but more research is required.
Formula:C16H14O4Purezza:Min. 95%Colore e forma:PowderPeso molecolare:270.28 g/molN-a-t-Boc-N-g-trityl-L-asparagine
CAS:N-a-t-Boc-N-g-trityl-L-asparagine is a recombinant human protein that has been synthesized in E. coli. It is a peptide with 17β-estradiol at its C terminus, and it binds to the oestrogen receptor α (ERα) via hydrogen bonding interactions. The linker between the asparagine and estradiol is a Boc group that can be removed by protease activity, revealing the active form of 17β-estradiol. ERα ligates to N-a-t-Boc-N-g-trityl L asparagine with high affinity, and this interaction is reversible. The linker also contains a functional group for surface attachment, which may be used to attach this peptide to a solid support or tissue culture substrate for use in cell cultures.
br>Formula:C28H30N2O5Purezza:Min. 95%Colore e forma:White PowderPeso molecolare:474.55 g/molRef: 3D-FB39381
Prodotto fuori produzione6-Methyl-4-hydroxycoumarin
CAS:6-Methyl-4-hydroxycoumarin is a coumarin derivative that has been shown to have potent inhibitory activity against both Gram-positive and Gram-negative bacteria. It also inhibits the growth of leukemia cells and shows anti-inflammatory properties. The photophysical studies of this molecule show that it has absorption bands in the visible region, which may be attributed to its hydroxyl group. 6-Methyl-4-hydroxycoumarin has also been shown to be an effective inhibitor of LPS (lipopolysaccharide)-stimulated RAW 264.7 cells, as well as benzofuran derivatives that have been shown to have inflammatory propertys.
Formula:C10H8O3Purezza:Min. 95%Colore e forma:PowderPeso molecolare:176.17 g/molRef: 3D-FM12567
Prodotto fuori produzione2'-Fluoro-4'-hydroxyacetophenone
CAS:2'-Fluoro-4'-hydroxyacetophenone is a glycosylated molecule that is used in phase transfer catalysis. It is a glycoside that can undergo the glycosylation reaction and can be used as a phase transfer reagent. 2'-Fluoro-4'-hydroxyacetophenone has been studied for its potential use in the synthesis of xylosides and selenadiazoles. In addition, it has shown anti-inflammatory properties, which may be due to its inhibition of prostaglandin synthesis.
Formula:C8H7FO2Purezza:Min. 95%Peso molecolare:154.14 g/molSulfosuccinimidyl 3-[[2-(biotinamido)ethyl] dithio]propionate sodium salt
CAS:Sulfosuccinimidyl 3-[[2-(biotinamido)ethyl] dithio]propionate sodium salt (BSP) is a biotin-avidin binding molecule that forms a covalent linkage with the antigen and antibody. It is used in immunoassays to detect specific antigens or antibodies in biological samples. BSP is manufactured by reacting carbodiimide hydrochloride with sulfosuccinic acid. The product can be used for a variety of immunoassays such as enzyme-linked immunosorbent assays, real-time polymerase chain reaction, and immunohistochemistry. The sensitivity of this product has been shown to be greater than those of other detection methods such as Western blotting.Formula:C19H27N4NaO9S4Purezza:Min. 95%Colore e forma:White Off-White PowderPeso molecolare:606.69 g/mol3,4'-Dimethoxy-2'-hydroxychalcone
CAS:3,4'-Dimethoxy-2'-hydroxychalcone is a reaction component and useful scaffold for the synthesis of complex compounds. This chemical is an intermediate in the synthesis of various pharmaceuticals, such as anti-tuberculosis drugs, cancer chemotherapeutics and antibiotics. 3,4'-Dimethoxy-2'-hydroxychalcone has been shown to be a versatile building block that can be used to synthesize both natural products and pharmaceuticals. This compound also has a wide range of applications in the production of fine chemicals.
Formula:C17H16O4Purezza:Min. 95%Peso molecolare:284.31 g/molN-Methylperfluorooctanesulfonamide-d3 (50μg/mL in Methanol)
CAS:Prodotto controllatoFormula:C9HD3F17NO2SColore e forma:Single SolutionPeso molecolare:516.19Methyl (2E)-2-Deoxy-2-(2-ethoxy-2-oxoethylidene)-3,4-O-isopropylidene-β-L-erythro-pentopyranoside-13C3
Prodotto controllatoFormula:C3C10H20O6Colore e forma:NeatPeso molecolare:275.2722,3-Dinor iPF2α-III-d9
CAS:Prodotto controllatoFormula:C18D9H21O5Colore e forma:NeatPeso molecolare:335.483Etioporphyrin I Nickel
CAS:Prodotto controllatoFormula:C32H36N4NiColore e forma:NeatPeso molecolare:535.348α-Ketobutyric Acid-d2 Sodium
CAS:Prodotto controllatoFormula:C4D2H3O3·NaColore e forma:NeatPeso molecolare:126.083(-)-γ-Cadinene
CAS:Prodotto controllatoFormula:C15H24Colore e forma:ColourlessPeso molecolare:204.351p-Cresol-(methyl-13C)
CAS:Prodotto controllatoApplications The formation of p-Cresol-(methyl-13C) via phenol methylation at higher temperature from the deactivation of basic catalyst.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Borodina, I. B., et al.: Russ. J. Phys. Chem., 80, 892-898 (2006)Formula:CC6H8OColore e forma:NeatPeso molecolare:109.13Triethylborane (1.0 M in THF)
CAS:Prodotto controllatoApplications Triethylborane reacted with 8-hydroxyquinoline to synthesize three 8--hydroxyquinolato (q) boron compounds B(C2H5)2q (1), BPh2q (2), and B(2-naph)2q (3).
References Wu, Q., et al.: Chem. Mater., 12, 79 (2000).Formula:C6H15BColore e forma:Single SolutionPeso molecolare:97.99(S)-3',5'-Bis(trifluoromethyl)-1-phenethanol
CAS:(S)-3',5'-Bis(trifluoromethyl)-1-phenethanol is a choline derivative that is used in the treatment of liver cancer. It has been shown to increase the permeability of cell membranes and to suppress the growth of tumor cells by inhibiting protein synthesis. (S)-3',5'-Bis(trifluoromethyl)-1-phenethanol can be used as a surfactant and a hydrophobic solvent for optimization of reaction parameters. This chemical also has been shown to be active against Gram-positive bacteria such as Staphylococcus aureus and Enterococcus faecalis, but not against Gram-negative bacteria such as Escherichia coli or Pseudomonas aeruginosa. The mechanism of this effect is mediated by chloride ions that act as bioreductive agents on cellular membranes, leading to increased permeability and cell death.
Formula:C10H8F6OPurezza:Min. 95%Peso molecolare:258.16 g/molRef: 3D-FB18756
Prodotto fuori produzione3-Chloro-4-nitropyridine 1-oxide
CAS:3-Chloro-4-nitropyridine 1-oxide is the condensation product of 2-chloro-3-nitropyridine and nitric acid. 3-Chloro-4-nitropyridine 1-oxide has an isomeric nature and can be purified by recrystallization from water. The compound has a molecular weight of 286.1 g/mol and a monoclinic crystal structure. It has two n-oxides, which are isomers of each other, with nmr spectra that differ by the shift in the chemical shifts of the protons on the aromatic ring. 3-Chloro-4-nitropyridine 1-oxide condenses with lanthanides to form lanthanide complexes, such as Eu(III)(3,5'-ClO 4 ) 2 . This compound is also used in the synthesis of phenoxathiine derivatives that have antihypertensive activity.
Formula:C5H3ClN2O3Purezza:Min. 95%Peso molecolare:174.54 g/molCodeine Impurity F
CAS:Prodotto controllatoCodeine Impurity F is a biochemical that is an impurity of codeine. Codeine Impurity F is a byproduct of the enzymatic reaction with morphine and the bacterial strain Pseudomonas putida. Codeine Impurity F has been shown to inhibit the growth of gram-negative bacteria, including Escherichia coli and Salmonella enterica, by binding to cellular membranes and inhibiting their function. It also binds to RNA in vitro and prevents translation of mRNA from its ribosome complex. The hydroxyl group on Codeine Impurity F binds to aluminium ions, which may interfere with the absorption of other drugs such as ampicillin or tetracycline. This impurity has been shown to have an effect on biological products such as immunoglobulins and albumin.
Formula:C18H21NO4Purezza:Min. 95%Peso molecolare:315.36 g/molRef: 3D-FC161072
Prodotto fuori produzioneValeric acid
CAS:Valeric acid is a fatty acid that is used in the manufacture of polymers. Valeric acid can be synthesized from caproic acid, which is found in palm oil and coconut oil. Valeric acid has been shown to inhibit the activity of nicotinic acetylcholine receptors at low concentrations and to have an inhibitory effect on the ryanodine receptor at high concentrations. Valeric acid also has a matrix effect on analytical methods such as gas-liquid chromatography, which has been modeled using polymer compositions.
Formula:C5H10O2Purezza:Min. 95%Peso molecolare:102.13 g/mol4-(2-Chlorophenyl)-9-methyl-6H-thieno[3,2-f][1,2,4]triazolo[4,3-a][1,4]diazepine-2-propanoic acid methyl ester
CAS:Prodotto controllatoPlease enquire for more information about 4-(2-Chlorophenyl)-9-methyl-6H-thieno[3,2-f][1,2,4]triazolo[4,3-a][1,4]diazepine-2-propanoic acid methyl ester including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormula:C19H17ClN4O2SPurezza:Min. 95%Peso molecolare:400.88 g/molRef: 3D-FC20337
Prodotto fuori produzione(17a)-13-Ethyl-3-methoxy-18,19-dinorpregna-3,5-dien-20-yn-17-ol
CAS:Prodotto controllatoPlease enquire for more information about (17a)-13-Ethyl-3-methoxy-18,19-dinorpregna-3,5-dien-20-yn-17-ol including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormula:C22H30O2Purezza:Min. 95%Peso molecolare:326.47 g/molL-b-Homotyrosine hydrochloride
CAS:Please enquire for more information about L-b-Homotyrosine hydrochloride including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C10H13NO3·HClPurezza:Min. 95%Peso molecolare:231.68 g/mol(NZ)-4-chloro-N-[1-[2-(4-nitrophenyl)ethyl]piperidin-2-ylidene]benzenesulfonamide
CAS:Prodotto controllatoPlease enquire for more information about (NZ)-4-chloro-N-[1-[2-(4-nitrophenyl)ethyl]piperidin-2-ylidene]benzenesulfonamide including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C19H20ClN3O4SPurezza:Min. 95%Peso molecolare:421.9 g/molRef: 3D-FN154024
Prodotto fuori produzioneVitamin B12 c-lactone
CAS:Please enquire for more information about Vitamin B12 c-lactone including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C63H85CoN13O15PPurezza:Area-% Min. 95 Area-%Peso molecolare:1,354.33 g/molNaphthalene
CAS:Naphthalene is a chemical that is used for wastewater treatment and as a pesticide. It is also used in the manufacturing of polymers, resins, and plastics. Naphthalene has antimicrobial properties due to its hydrophobic effect. Naphthalene's antimicrobial activity is based on its ability to react with the skeleton of bacterial cells and disrupt the integrity of their outer membrane. Naphthalene also interacts with proteins and DNA, causing cell death. The molecular mechanisms of naphthalene's antibacterial activity are not well understood but have been studied using Hl-60 cells, which are immortalized human monocytic leukemia cells. This study showed that naphthalene affects the cell cycle by inhibiting protein synthesis in bacteria through binding to ribosomes or by disrupting the dna replication process.
Formula:C10H8Purezza:Min. 95%Peso molecolare:128.17 g/mol2-Bromo-3',4'-(methylenedioxy)propiophenone
CAS:Prodotto controllatoPlease enquire for more information about 2-Bromo-3',4'-(methylenedioxy)propiophenone including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C10H9BrO3Purezza:Min. 95%Colore e forma:PowderPeso molecolare:257.08 g/molBiotin-PEG8-NHS ester
CAS:Biotin-PEG8-NHS ester 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-PEG8-NHS ester 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.Formula:C33H56N4O14SPurezza:Min. 95%Colore e forma:PowderPeso molecolare:764.88 g/molL-Tyrosine dipotassium
CAS:L-Tyrosine dipotassium salt is a high quality, reagent, complex compound, useful intermediate and fine chemical. It is a useful scaffold that can be used in the synthesis of various important natural products. L-Tyrosine dipotassium salt is a versatile building block that has been widely applied in research on the development of new drugs, such as antiviral agents and antibiotics. L-Tyrosine dipotassium salt can act as a reaction component for many organic reactions. It also has applications in many areas such as medicine, food production, and environmental protection.
Formula:C9H11NO3•K2Purezza:Min. 95%Peso molecolare:259.39 g/molCinnamtannin B-1
CAS:Cinnamtannin B-1 is a cytosolic Ca2+ modulator that binds to and inhibits the activity of ATPases, which are enzymes that hydrolyze ATP. This causes an increase in intracellular Ca2+ levels, which leads to altered cell physiology. Cinnamtannin B-1 also inhibits mitochondrial membrane potential and enzyme activities. Cinnamtannin B-1 is a bioactive phytochemical found in cinnamon extract, which has been shown to have anti-obesity effects due to its ability to reduce the number of fat cells. Cinnamtannin B-1 has been shown to inhibit 3T3-L1 preadipocyte differentiation by targeting proteins such as procyanidins.
Formula:C45H36O18Purezza:Min. 95%Colore e forma:PowderPeso molecolare:864.76 g/molRef: 3D-FC09482
Prodotto fuori produzione3-Iodo-L-tyrosine
CAS:Please enquire for more information about 3-Iodo-L-tyrosine including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C9H10INO3Purezza:Min. 96.0 Area-%Colore e forma:PowderPeso molecolare:307.09 g/molRef: 3D-FI12110
Prodotto fuori produzioneAMCA-Glu-Glu-Lys-Pro-Ile-Ser-Phe-Phe-Arg-Leu-Gly-Lys(biotinyl)-NH2
CAS:Please enquire for more information about AMCA-Glu-Glu-Lys-Pro-Ile-Ser-Phe-Phe-Arg-Leu-Gly-Lys(biotinyl)-NH2 including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C90H131N21O22SPurezza:Min. 95%Peso molecolare:1,891.2 g/molRef: 3D-FA110984
Prodotto fuori produzione(D-Trp8)-Somatostatin-14 trifluoroacetate salt
CAS:Please enquire for more information about (D-Trp8)-Somatostatin-14 trifluoroacetate salt including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C76H104N18O19S2Purezza:Min. 95%Peso molecolare:1,637.88 g/molRef: 3D-FT108921
Prodotto fuori produzione2,6-Dimethylaniline hydrochloride
CAS:Ropivacaine Related Compound A is a chemical compound that has not been fully characterized. It is an inhibitor of the enzyme P-hydroxybenzoic acid, which is involved in the synthesis of tyrosine and phenylalanine. Ropivacaine Related Compound A has shown to be potent inducers of the enzyme polymerase chain reaction (PCR) when combined with other chemicals such as potassium peroxydisulfate. The optimum concentration for this chemical compound to inhibit PCR reactions is 50 mM. Ropivacaine Related Compound A may have carcinogenic potential due to its ability to form p-hydroxybenzoic acid and other carcinogenic compounds. This chemical compound has been found to be a good candidate for wastewater treatment due to its low potency and high solubility in water.
Formula:C8H12ClNPurezza:Min. 95%Colore e forma:PowderPeso molecolare:157.64 g/mol5-Deazariboflavin
CAS:5-Deazariboflavin is a proton carrier that is found in the mitochondrial cytochrome b. It has been shown to bind covalently to the protein, forming 5-deazariboflavin-protein adducts. These adducts are formed by reacting with amines and other amino acids present in the protein. In vitro studies have shown that 5-deazariboflavin inhibits Mycobacterium avium growth and acid production by binding to the enzyme pyruvate kinase, which is involved in glycolysis. 5-Deazariboflavin can also be used as an indicator of pH because it is reduced at low pH levels and oxidized at high pH levels. The second order rate constant for this reaction can be determined using kinetic data, such as absorbance or fluorescence properties.
Formula:C18H21N3O6Purezza:Min. 95%Colore e forma:Yellow PowderPeso molecolare:375.38 g/mol([ring-D5]Phe6)-Somatostatin-14
Please enquire for more information about ([ring-D5]Phe6)-Somatostatin-14 including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormula:C76H99D5N18O19S2Purezza:Min. 95%Peso molecolare:1,642.91 g/molRef: 3D-FR110019
Prodotto fuori produzione3-Hydroxy-3-methylglutaric acid
CAS:3-Hydroxy-3-methylglutaric acid is an organic acid that is a valuable intermediate in the chemical production of epidermal growth factor. 3-Hydroxy-3-methylglutaric acid also has been shown to be useful as a reagent for the detection of bacterial strains, including E. coli, Salmonella enterica, and Pseudomonas aeruginosa. The enzyme activities of 3-hydroxy-3-methylglutaric acid are not well understood, but it has been shown to have effects on congestive heart failure and bowel disease. 3-Hydroxy-3-methylglutaric acid may be used in the treatment of inflammatory bowel disease due to its ability to inhibit certain enzymes responsible for inflammation and pain. The long term toxicity and symptoms associated with 3-hydroxy-3-methylglutaric acid have not yet been studied, but it has been shown to have no effect on cardiac function
Formula:C6H10O5Purezza:Min. 95%Peso molecolare:162.14 g/mol

