
Standard farmaceutici
Sottocategorie di "Standard farmaceutici"
- APIs per la ricerca e le impurità(275.018 prodotti)
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Trovati 7836 prodotti di "Standard farmaceutici"
Boc-L-aspartic acid 4-tert-butyl ester
CAS:Boc-L-aspartic acid 4-tert-butyl ester is a synthetic aminoacylase that is used in the synthesis of ergosterol. It is an efficient and economical reagent for the preparation of esters of aspartic acid, which are used in fungal antifungal agents. Boc-L-aspartic acid 4-tert-butyl ester has been shown to have various physiological functions, including the ability to inhibit ergosterol synthesis by inhibiting the enzyme polymeric ergosterol synthase in fungi. This compound can also be used to synthesize n-substituted aspartates.Formula:C13H23NO6Purezza:Min. 95 Area-%Colore e forma:PowderPeso molecolare:289.32 g/molCholesterol Heptyl Carbonate
CAS:Prodotto controllatoCholesterol heptyl carbonate is a cholesteric liquid crystal with a high melting point, which can be used as a coating for pharmaceutical tablets and other products. Cholesteric liquid crystals are composed of molecules that have different shapes in the solid phase and in the liquid phase, forming an ordered structure. The conformational state of the molecule determines the optical properties of cholesteric liquid crystals. This product has an average particle diameter of around 200 nm and is made from organic solvent. The treatment method for this product is not specified, but it may be treated by heating with thermal energy or using optical energy to create a cross-linked polymer network.Purezza:Min. 95%2-Methyl-5-nitropyridin-3-amine
CAS:2-Methyl-5-nitropyridin-3-amine is a heterocyclic compound that is synthesized by the cyclization of 2-methylpyridine with sodium nitrite. The reaction product is hydrolyzed to yield the desired compound, 5-nitropyridine. The synthesis of this compound can be used as a target for organic synthesis.Formula:C6H7N3O2Purezza:Min. 95%Peso molecolare:153.14 g/molall-trans-Retro retinol
CAS:All-trans-retinol is a form of vitamin A that is found in many animal tissues and some plant oils. It acts as a hormone, binding to the retinoic acid receptors (RARs) in the nucleus and activating gene transcription. All-trans-retinol has been shown to be effective against hyperproliferative diseases such as cancer, both by inducing apoptosis and by inhibiting cell growth. All-trans-retinol may also have therapeutic potential for other diseases, such as intestinal cancers and prostatic hypertrophy. This compound has been shown to induce messenger RNA (mRNA) production in cells that express RARs.
Formula:C20H30OPurezza:Min. 95%Peso molecolare:286.45 g/molO-tert-Butyl-L-threonine tert-butyl ester
CAS:O-tert-Butyl-L-threonine tert-butyl ester is a bactericidal antibiotic that belongs to the class of galacturonic acid. It inhibits bacterial growth by binding to the enzyme transpeptidase, which is crucial in crosslinking peptidoglycan chains. This antibiotic has been shown to have antibacterial activity against bacteria such as Staphylococcus aureus and Streptococcus pyogenes. O-tert-Butyl-L-threonine tert-butyl ester has been used for the production of lactic acid from glucose in bioreactors. The lactic acid can be used for the production of polymers, and the fermentation process can be done using either yeast or bacteria, such as pastoris or trifluoroacetic acid. The reaction time is typically between 4 and 6 hours, at a temperature of 25 °C with an acid catalyst such as hydrochloric acidFormula:C12H25NO3Purezza:Min. 98%Colore e forma:Slightly Yellow Clear LiquidPeso molecolare:231.33 g/molNoratropine
CAS:Noratropine is a drug that belongs to the group of anticholinergic drugs. It is used as a pharmaceutical preparation for the treatment of urinary incontinence and other conditions that are caused by overactivity of the bladder muscles. Noratropine has been shown to have a significant effect on symptoms such as increased urination, urgency, frequency, and nocturia. In addition, it reduces the amount of urine produced at night and during the day. Noratropine can be found in pueraria lobata (Kudzu) and angelicae dahuricae (Angelica). These plants contain natural compounds with anticholinergic properties. Noratropine can also be synthesized from benzalkonium chloride and n-oxide. The synthesis involves two steps: first, benzalkonium chloride reacts with an alcohol to form an acid which then reacts with n-oxide to produce noratropine. This compound can also be obtained from tissueFormula:C16H21NO3Purezza:Min. 95%Peso molecolare:275.34 g/mol3,4-Dinitrophenol
CAS:Prodotto controllato3,4-Dinitrophenol is a yellow solid that is chemically synthesized from 2,4-dinitrobenzene and morpholine. 3,4-Dinitrophenol is a high energy compound with an activation energy of about 28 kcal/mol. The endpoints for the reaction are oligosaccharides and the acceptor is an ionisation mass. This molecule has a pyrazole ring and can be classified as belonging to group P2 on the periodic table of elements. 3,4-Dinitrophenol has been found to have biological functions in organic solvents such as acetone or benzene.
Formula:C6H4N2O5Purezza:Min. 95%Colore e forma:PowderPeso molecolare:184.11 g/mol2-Amino-2',5-dichlorobenzophenone
CAS:2-Amino-2',5-dichlorobenzophenone (2,5-DCP) is a molecule with a chromatographic retention time of 23.8 minutes. 2,5-DCP has been detected in human urine samples using the chemical ionization technique as well as the Nova-Pak C18 column and an acetic acid/methanol mobile phase. This compound has been used as a standard for the detection of benzodiazepine drugs such as diazepam and flunitrazepam in urine samples by gas chromatography. 2,5-DCP has also been used in analytical toxicology to detect lormetazepam and lorazepam metabolites in human urine samples.
Formula:C13H9Cl2NOPurezza:Min. 95%Colore e forma:Off-White PowderPeso molecolare:266.12 g/molVitamin B12 e-Monocarboxylic Acid
CAS:Prodotto controllatoPlease enquire for more information about Vitamin B12 e-Monocarboxylic Acid including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormula:C63H87CoN13O15PPurezza:Area-% Min. 95 Area-%Colore e forma:PowderPeso molecolare:1,356.35 g/mol2,4,6-Trichloro-5-nitropyrimidine
CAS:2,4,6-Trichloro-5-nitropyrimidine is a purine derivative that inhibits the cell proliferation of cancer cells. It has been shown to inhibit the activity of kinases and to induce apoptosis in human cancer cells in vitro. This drug also has antiproliferative potential against erythrocytes and is being investigated as a treatment for renal disease. 2,4,6-Trichloro-5-nitropyrimidine shows inhibitory effects on the phosphorylation of roscovitine by ATP and may be used to treat patients with glomerulonephritis. 2,4,6-Trichloro-5-nitropyrimidine can be synthesized from 2,4,6-trichloropyrimidinethiol and nitric acid according to the following equation: CClNO + HNO → CClNOH + NO 2 Cl + 3 HNO
Formula:C4Cl3N3O2Purezza:Min. 97 Area-%Peso molecolare:228.42 g/molHaloperidol Impurity D
CAS:Please enquire for more information about Haloperidol Impurity D including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C32H36Cl2N2O3Purezza:Min. 95%Peso molecolare:567.55 g/molDecapreno-b-carotene
CAS:Decapreno-b-carotene is a carotenoid extracted from the oil of the seeds of the plant, Schizochytrium limacinum. This product has been shown to be an effective antioxidant that can protect cells against oxidative damage. The high-performance liquid chromatography technique was used for quantification and separation. The extract was then injected onto a high performance liquid chromatograph, which separates it according to its chemical properties. Decapreno-b-carotene is found in almost all organisms and is a precursor for vitamin A production in animals.Formula:C50H68Purezza:Min. 95%Colore e forma:SolidPeso molecolare:669.07 g/mol2-Bromo-4-nitrophenol
CAS:2-Bromo-4-nitrophenol is a byproduct of the reaction between hydrogen peroxide and sodium bromate. It can be detected in the presence of hydrochloric acid, which reacts with 2-bromo-4-nitrophenol to form an orange color that can be detected spectrophotometrically. 2-Bromo-4-nitrophenol has been shown to inhibit the growth of various strains of bacteria, including Escherichia coli, Bacillus subtilis, and Pseudomonas aeruginosa. This compound binds to flavin adenine dinucleotide (FAD) as well as other nucleophilic cofactors such as thioredoxin reductase. The binding affinity is increased when carbon sources are present. This property makes it a useful inhibitor for catalytic reduction reactions in biotechnology and synthetic chemistry applications.br>br> 2B4NP is a byFormula:C6H4BrNO3Purezza:Min. 95%Colore e forma:PowderPeso molecolare:218 g/molL-Tyrosine 4-nitroanilide
CAS:Please enquire for more information about L-Tyrosine 4-nitroanilide including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormula:C15H15N3O4Purezza:Min. 95%Peso molecolare:301.3 g/molgamma-Butyrobetaine hydrochloride
CAS:Gamma-butyrobetaine hydrochloride (GBB) is a metabolite of gamma-butyrobetaine, which is found in the human body. GBB is synthesized from lysine and methionine through an enzymatic pathway that starts with the conversion of lysine to homocysteine. GBB is then converted to gamma-butyrobetaine by methylating the hydroxyl group on its terminal carbon. GBB can be found in urine samples as well as in carnitine and fatty acid metabolism. It has been shown to have an inhibitory effect on creatine kinase and can be used to diagnose metabolic disorders such as carnitine deficiency or prognosis following a heart attack.Formula:C7H16ClNO2Purezza:Min. 95%Colore e forma:PowderPeso molecolare:181.66 g/mol4-Fluoro-3-nitropyridine
CAS:4-Fluoro-3-nitropyridine is a reactive chemical that can react with alcohols, amines, and amino acids. It has been shown to have absorption spectra in the ultraviolet region of the light spectrum. 4-Fluoro-3-nitropyridine is also a pyridine derivative.Formula:C5H3FN2O2Purezza:Min. 95%Colore e forma:Off-White PowderPeso molecolare:142.09 g/mol(3a,5a,17a)-19-Norpregnane-3,17-diol
CAS:Prodotto controllatoPlease enquire for more information about (3a,5a,17a)-19-Norpregnane-3,17-diol including the price, delivery time and more detailed product information at the technical inquiry form on this pageFormula:C20H34O2Purezza:Min. 95%Peso molecolare:306.48 g/molGabapentin related compound A
CAS:Gabapentin related compound A is a gamma-aminobutyric acid analogue that has been shown to reduce diabetic neuropathy in vivo. It binds to the GABA-B receptor, which is a ligand-gated chloride channel. Gabapentin related compound A produces a rapid increase in chloride ion conductance and hyperpolarization of neurons, leading to its neuroprotective effect. The chemical stability of this drug has been investigated by hydrolysis with hydrochloric acid under various conditions. The reaction mechanism for gabapentin related compound A is similar to that of gabapentin, but it has an analog structure that confers additional stability.
Formula:C9H15NOPurezza:Min. 95%Colore e forma:White To Off-White SolidPeso molecolare:153.22 g/molIsomethadone hydrochloride
CAS:Prodotto controllatoIsomethadone hydrochloride is the drug substance in a solid oral dosage form. It is an active substance that can be used to treat inflammatory diseases and target tissue. Isomethadone hydrochloride is a type of natural polymer with a metal ion as its active ingredient. The absorption mechanism for this drug is not known, but it appears to work by causing dysfunction in the membranes of cells. Isomethadone hydrochloride has been shown to cause addiction in animals and humans, and may have potential toxic effects on liver function. Symptoms of Isomethadone hydrochloride overdose include: -Nausea and vomiting -Constipation -Loss of appetite -Headache -Drowsiness -Confusion -Muscle spasms -Tremors and seizuresFormula:C21H28ClNOPurezza:Min. 95%Peso molecolare:345.91 g/mol4-Nitrophenyl Anthranilate
CAS:Prodotto controllato4-Nitrophenyl anthranilate is a potent inhibitor of serine protease. It is synthesized by reacting an anthranilate with an hydroxyl group in the presence of ultraviolet light, and can be used as a fluorescent probe. 4-Nitrophenyl anthranilate binds to the active site of serine protease, and prevents the hydrolysis of proteins by blocking the cleavage of peptide bonds at the carboxylic acid termini. This compound has been shown to inhibit human serum albumin and cell nuclei in vitro. The reaction mechanism for this compound is unknown, but it is believed that it may involve a photo-induced electron transfer mechanism.
Formula:C13H10N2O4Purezza:Min. 95%Colore e forma:PowderPeso molecolare:258.23 g/mol
