APIs for research and impurities
Subcategories of "APIs for research and impurities"
- Aminoacids and derivatives(12,322 products)
- Anthraquinones and derivatives(402 products)
- Benzimidazole and Imidazole Derivatives(10,402 products)
- Benzodiazepine Derivatives(327 products)
- Carbohydrates and glycoconjugates(5,049 products)
- Esters and Derivatives(42,242 products)
- Fatty Acids and Lypidic Derivatives(32,379 products)
- Flavonoids and Polyphenols(17,075 products)
- Free Radicals and Oxidant/Reducing Agents(212 products)
- Ketones and derivatives(2,399 products)
- Natural and semi-synthetic antibiotics(6,335 products)
- Nitriles and Cyano Derivatives(3,068 products)
- Nitrosamines and Derivatives(55 products)
- Nucleosides and Nucleotides(3,454 products)
- Organic Phosphates and Phosphonates(1,195 products)
- Organic Sulphonates and Sulphates(10,422 products)
- Organometallics(4,418 products)
- Others(6,272 products)
- Peptides and Proteins(3,140 products)
- Polymers and Derivatives(99 products)
- Purines and Pyrimidine Derivatives(8,907 products)
- Quinazoline and Quinoline Derivatives(65,743 products)
- Quinones and Derivatives(24,344 products)
- Salts and Derivatives of Active Pharmaceutical Ingredients (API)(81,161 products)
- Steroids and Derivatives(4,928 products)
- Sulfonamides and Derivatives(2,569 products)
- Terpenoids and Derivatives(3,838 products)
- Thiazolidinediones and Thiopyrans(2,753 products)
- β-Adrenergic Compounds(228 products)
Found 58514 products of "APIs for research and impurities"
Chloromethyl olanzapinium chloride
CAS:Chloromethyl olanzapinium chloride is an analytical reference material that can be used as a standard for HPLC-UV analysis. It is also used in the development of new drugs and as an impurity standard during drug manufacturing. Chloromethyl olanzapinium chloride has been shown to be a metabolite of Olanzapine, which is a niche drug product that is not commercially available. Chloromethyl olanzapinium chloride is listed by the USP, EP and JP as a drug product impurity. It can be synthesized from natural or synthetic sources.
Formula:C18H22Cl2N4SPurity:Min. 95%Color and Shape:PowderMolecular weight:397.37 g/molTorasemide EP Impurity C
CAS:Torasemide EP Impurity C is a drug product that is used as an analytical standard in the metabolism studies of torasemide. Torasemide EP Impurity C belongs to the group of metabolites, and it has been shown to have pharmacopoeia standards. Torasemide EP Impurity C can be found in natural products, but also synthesized in laboratories.
Formula:C15H18N4O3SPurity:Min. 95%Molecular weight:334.39 g/mol(3R,5S,6E)-7-[4-(4-Fluorophenyl)-6-(1-methylethyl)-2-[methyl[(2-hydroxy-2-methylpropyl)sulfonyl]amino]-5-pyrimidinyl]-3,5-dihydroxy- 6-heptenoic acid sodium salt
CAS:(3R,5S,6E)-7-[4-(4-Fluorophenyl)-6-(1-methylethyl)-2-[methyl[(2-hydroxy-2-methylpropyl)sulfonyl]amino]-5-pyrimidinyl]-3,5-dihydroxy- 6-heptenoic acid sodium salt is a synthetic drug product. It is an impurity standard in the synthesis of Metabolism studies. The CAS number is 1714147-50-8 and the chemical name is (3R,5S,6E)-7-[4-(4-fluorophenyl)-6-(1-methylethyl)-2-[methyl[(2-hydroxy-2 methylpropyl)sulfonyl]amino]-5-pyrimidinyl]-3,5dihydroxyheptenoic acid sodium salt. The molecular weight is 781
Formula:C25H33FN3NaO7SPurity:Min. 95%Molecular weight:561.6 g/molRef: 3D-IF156830
Discontinued productDisodium monooctyl sulfosuccinate
CAS:Disodium monooctyl sulfosuccinate (DSMS) is a sodium-based surfactant that is used as an excipient in tablets and capsules. DSMS can be used to treat infectious diseases, such as cholera, dysentery, and typhoid fever. It has been shown to be effective in treating these types of infections due to its long-term efficacy and low potency. The most common side effects of DSMS are mild skin irritation or an allergic reaction. This drug does not have any known contraindications with other drugs or foods. It is also biocompatible with a variety of polymers and fatty acids.
Formula:C12H20Na2O7SPurity:Min. 95%Molecular weight:354.33 g/molRef: 3D-LDA87853
Discontinued productN-Acetyl N-descarboxyethyl retigabine d4
CAS:N-Acetyl N-descarboxyethyl retigabine (D4) is a pharmaceutical drug that is used for the treatment of epilepsy. It has been shown to be effective in patients who have not responded to other treatments. D4 binds to voltage-gated potassium channels and inhibits their opening, which leads to a decrease in neurotransmitter release from nerve cells. The mechanism by which D4 induces epileptic seizures is unclear but may be due to its ability to inhibit the activity of GABA receptors in the brain.Formula:C15H16FN3OPurity:Min. 95%Molecular weight:273.3 g/molRef: 3D-EJA97068
Discontinued productBendamustine isopropyl ester
CAS:Bendamustine isopropyl ester is a synthetic, high purity drug product. It is an impurity standard for the manufacture of Bendamustine hydrochloride, a drug product that is used in cancer chemotherapy. Bendamustine isopropyl ester has been shown to inhibit the metabolism of bendamustine hydrochloride and may be useful as a pharmacokinetic marker in clinical trials. Bendamustine isopropyl ester metabolizes into bendamustine hydroxypyridinium salt, which has been shown to have anti-inflammatory properties.
Formula:C19H27Cl2N3O2Purity:Min. 95%Molecular weight:400.30 g/molRef: 3D-NCC02025
Discontinued productFluocortolone Impurity 4
CAS:Fluocortolone Impurity 4 is a drug product that is custom synthesized to meet the high purity requirement of analytical standards. This research and development grade standard is used in metabolism studies, as well as pharmacopoeia. Fluocortolone Impurity 4 is a natural metabolite of fluocortolone and has been shown to inhibit the growth of bacteria by disrupting protein synthesis. It can be found in the urine, feces, and plasma of humans. Fluocortolone Impurity 4 has been shown to have anti-inflammatory effects and may be an effective treatment for arthritis.
Purity:Min. 95%Moexipril diketopiperazine
CAS:Moexipril diketopiperazine is a drug product that is custom synthesized in a high purity and analytical grade. It is metabolized through metabolism studies and has been shown to have natural, synthetic, impurity and research and development standards. Moexipril diketopiperazine has CAS No. 103733-51-3. It has been shown to be a metabolite of Moexipril hydrochloride, which is an angiotensin II receptor antagonist used to treat hypertension and congestive heart failure. This product is also used as a standard for HPLC analysis.
Formula:C27H32N2O6Purity:Min. 95%Molecular weight:480.6 g/molRef: 3D-DEA73351
Discontinued product6-o-Benzyl-4-dehydroxy-4-dimethylphenylsilyl entecavir
CAS:6-o-Benzyl-4-dehydroxy-4-dimethylphenylsilyl entecavir is a synthetic drug product with an API impurity. It's an analytical standard for the metabolite 6-o-benzylidene-4,6-didehydroentecavir (CAS 649761-24-0), which is a natural metabolite of entecavir. The impurity standard is used in research and development to study the drug product's metabolism and to ensure that it meets pharmacopeia standards.Formula:C27H31N5O2SiPurity:Min. 95%Molecular weight:485.7 g/molRef: 3D-ZAB76124
Discontinued product4-Amino-5,6-dimethoxypyrimidine
CAS:4-Amino-5,6-dimethoxypyrimidine is a pyrimethamine derivative that has been used as an antimalarial agent. It is a high yield compound with a chromatographic profile that can be used to identify impurities of other compounds. 4-Amino-5,6-dimethoxypyrimidine is eluted at the same time as sulfadoxine and can be used to calculate the concentration of sulfadoxine in a mixture. It can also be used as a reagent for rp-hplc. The linearity of this compound was tested by calibrating it against pyrimethamine and quantifying it using UV/Vis spectroscopy over the range 0.05 to 1 mg/mL.
Formula:C6H9N3O2Purity:Min. 95%Molecular weight:155.15 g/molRef: 3D-IA34066
Discontinued product2-(Acetylamino)-4-amino-2,4,6-trideoxy-α-D-galactopyranose
CAS:Please enquire for more information about 2-(Acetylamino)-4-amino-2,4,6-trideoxy-α-D-galactopyranose including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C8H16N2O4Purity:Min. 95%Molecular weight:204.22 g/molRef: 3D-UQC43429
Discontinued product2-[[4-(2-Pyridylsulfamoyl)phenyl]azo]hydroxybenzene
CAS:2-[[4-(2-Pyridylsulfamoyl)phenyl]azo]hydroxybenzene is an impurity found in sulfasalazine. It is a metabolite that is formed by the P450 system in the liver. The metabolic process of 2-[[4-(2-Pyridylsulfamoyl)phenyl]azo]hydroxybenzene has been studied in detail and has been shown to be a major contributor to the pharmacokinetic profile of sulfasalazine. This substance also exhibits antimicrobial activity and inhibits the growth of bacteria, fungi, and viruses.
Formula:C17H14N4O3SPurity:Min. 95%Molecular weight:354.38 g/molRef: 3D-IP27340
Discontinued productN-Formyl Saxagliptin
N-Formyl Saxagliptin is an analytical standard for HPLC. It is used as a drug development and API impurity in the pharmaceutical industry. It was synthesized by reacting formaldehyde with the amino acid L-glutamic acid, followed by purification to remove any other contaminants. The CAS number for this chemical is 57847-82-0.
Purity:Min. 95%Ref: 3D-IF162360
Discontinued productN-(4-Amino-6,7-dimethoxyquinazol-2-yl)-N-methylpropylenediamine hydrochloride
CAS:N-(4-Amino-6,7-dimethoxyquinazol-2-yl)-N-methylpropylenediamine hydrochloride is an impurity that can be found in some commercially available drugs. It is a metabolite of the drug N-(4-amino-6,7-dimethoxyquinazol-2-yl)propylenediamine and is used as a reference standard for HPLC analysis. This compound has been shown to have antiplatelet activities.
Formula:C14H22ClN5O2Purity:Min. 95%Molecular weight:327.81 g/molRef: 3D-FA17652
Discontinued productrac-Norphenylephrine hydrochloride
CAS:Controlled ProductRacemic norphenylephrine hydrochloride is a sympathomimetic amine. It is the racemic mixture of two enantiomers: (+)-noradrenaline and (-)-isopropyladrenaline. Racemic norphenylephrine hydrochloride has been shown to have antimicrobial activity by inhibiting bacterial growth, as well as being effective in treating autoimmune diseases and chronic oral disorders such as constipation. Racemic norphenylephrine hydrochloride can also be used for the treatment of cardiac diseases, including chronic heart failure, coronary artery disease, or hypertension. In addition, Racemic norphenylephrine hydrochloride can be used to treat detrusor muscle dysfunction (e.g., urinary incontinence).
Formula:C8H12ClNO2Purity:Min. 95%Molecular weight:189.64 g/molRef: 3D-IN27563
Discontinued product9-Epimitomycin B
CAS:9-Epimitomycin B is a water-soluble, alkoxy-substituted amino compound that is used medicinally. It has antibacterial activity and has been shown to be effective against Gram-positive bacteria such as Staphylococcus aureus, Streptococcus pyogenes, and Enterococcus faecalis. 9-Epimitomycin B inhibits the growth of these bacteria by binding to their ribosomes and inhibiting protein synthesis. The carbon atoms in 9-epimitomycin B are linked to an alkoxy group at one end, which causes it to have a higher affinity for bacterial ribosomes than human ribosomes. 9-Epimitomycin B also binds to mitomycin C, which may be responsible for its antimetabolite properties.
Formula:C16H19N3O6Purity:Min. 95%Molecular weight:349.34 g/molRef: 3D-NAA16490
Discontinued producto-Desphenyl sofosbuvir
CAS:o-Desphenyl sofosbuvir is a drug product that has been custom synthesized for research purposes. It is made of pure natural ingredients and does not contain any impurities. o-Desphenyl sofosbuvir is a metabolite from the synthesis of sofosbuvir, a drug used to treat hepatitis C. It can be used in pharmaceutical research and development as an analytical standard for HPLC.
Formula:C16H25FN3O9PPurity:Min. 95%Molecular weight:453.36 g/mol6-Bromo-6-dehydro-17a-acetoxy progesterone
CAS:Controlled Product6-Bromo-6-dehydro-17a-acetoxy progesterone is a drug product that can be used as an HPLC standard or as a synthetic intermediate. It is a natural metabolite of progesterone, which is also a natural hormone. 6-Bromo-6-dehydro-17a-acetoxy progesterone has been shown to have antihypertensive and vasodilatory activities, which may be due to its ability to bind to beta adrenergic receptors in the vascular system. This metabolite of progesterone has also been shown to inhibit the metabolism of testosterone by inhibiting the enzymes 17beta hydroxysteroid dehydrogenase and 5alpha reductase, which lead to an increase in testosterone levels in blood plasma.Formula:C23H29BrO4Purity:Min. 95%Molecular weight:449.38 g/molVarenicline N-oxide
CAS:Varenicline N-oxide is a synthetic drug product. It is the metabolite of varenicline, which is used as an aid to smoking cessation. Varenicline N-oxide has shown anti-inflammatory properties in vitro and in vivo, and may be useful for treating inflammatory diseases. Varenicline N-oxide also has been shown to inhibit the production of nitric oxide in macrophages and prevent the release of tumor necrosis factor alpha by macrophages.
Formula:C13H13N3OPurity:Min. 95%Molecular weight:227.26 g/molRef: 3D-IV177544
Discontinued productDeschloro amlodipine
CAS:Deschloro amlodipine is a drug that is used for the treatment of high blood pressure. It belongs to a group of drugs called calcium channel blockers. Amlodipine has been shown to bind to and inhibit the activity of voltage-gated calcium channels in heart muscle, thereby lowering blood pressure. Deschloro amlodipine is an impurity standard for pharmacopoeia and analytical laboratories. The synthesis of deschloro amlodipine can be customized according to customer requirements. This product will be shipped as soon as possible after purchase.br> br> Desloro amlodipine is metabolized by cytochrome P450 enzymes, including CYP3A4, CYP2C9, and CYP2D6, which are found in the liver and intestines. These enzymes convert desloro amlodipine into two metabolites: 4-hydroxyamlodipine and 4
Formula:C20H26N2O5Purity:Min. 95%Molecular weight:374.43 g/molRef: 3D-NDA15052
Discontinued product
