APIs for research and impurities
Subcategories of "APIs for research and impurities"
- Aminoacids and derivatives(12,319 products)
- Anthraquinones and derivatives(402 products)
- Benzimidazole and Imidazole Derivatives(10,389 products)
- Benzodiazepine Derivatives(326 products)
- Carbohydrates and glycoconjugates(5,046 products)
- Esters and Derivatives(42,242 products)
- Fatty Acids and Lypidic Derivatives(32,371 products)
- Flavonoids and Polyphenols(17,073 products)
- Free Radicals and Oxidant/Reducing Agents(211 products)
- Ketones and derivatives(2,398 products)
- Natural and semi-synthetic antibiotics(6,321 products)
- Nitriles and Cyano Derivatives(3,068 products)
- Nitrosamines and Derivatives(55 products)
- Nucleosides and Nucleotides(3,441 products)
- Organic Phosphates and Phosphonates(1,193 products)
- Organic Sulphonates and Sulphates(10,418 products)
- Organometallics(4,417 products)
- Others(6,270 products)
- Peptides and Proteins(3,132 products)
- Polymers and Derivatives(99 products)
- Purines and Pyrimidine Derivatives(8,895 products)
- Quinazoline and Quinoline Derivatives(65,667 products)
- Quinones and Derivatives(24,338 products)
- Salts and Derivatives of Active Pharmaceutical Ingredients (API)(81,323 products)
- Steroids and Derivatives(4,922 products)
- Sulfonamides and Derivatives(2,562 products)
- Terpenoids and Derivatives(3,833 products)
- Thiazolidinediones and Thiopyrans(2,752 products)
- β-Adrenergic Compounds(227 products)
Found 58693 products of "APIs for research and impurities"
4-Methanesulfonyloxybutanol
CAS:4-Methanesulfonyloxybutanol is a chemical substance with the molecular formula CH3SO2CH(CH2OH)CH2OH. It is used as an intermediate in the synthesis of 4-methanesulfonyloxybutanol, which is a potent inhibitor of busulfan-induced leukopenia and myelosuppression. This substance has been shown to be highly effective in preventing busulfan-induced side effects when administered intravenously. 4-Methanesulfonyloxybutanol is chemically synthesized by intramolecular alkylation of butanol, followed by hydrolysis. The reaction product can be detected using an ionization detector in conjunction with gas chromatography. This product is an alkylation agent that reacts with polypropylene to produce polypropylene glycols.
Formula:C5H12O4SPurity:Min. 95%Color and Shape:LiquidMolecular weight:168.21 g/mol(E)-2-Furaldehyde, (2,4-dinitrophenyl)hydrazone
CAS:Please enquire for more information about (E)-2-Furaldehyde, (2,4-dinitrophenyl)hydrazone including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C11H8N4O5Purity:Min. 95%Molecular weight:276.2 g/molRef: 3D-RAA41622
Discontinued product(trans)-4-Propyl-1-methyl-L-proline
CAS:(trans)-4-Propyl-1-methyl-L-proline is a synthetic compound that has been used in the past as an impurity standard in the synthesis of several drugs, including metaxalone and aminopyrine. It is also found to have pharmacological effects on its own and was used as a drug product for the treatment of rheumatoid arthritis. (trans)-4-Propyl-1-methyl-L-proline is not listed in any pharmacopoeia or international list of approved drugs.
Formula:C9H17NO2Purity:Min. 95%Color and Shape:White/Off-White SolidMolecular weight:171.24 g/molRef: 3D-FP27224
Discontinued productPyrimido[1,2-a]purin-10(1H)-one
CAS:Pyrimido[1,2-a]purin-10(1H)-one is a cytotoxic drug used in the treatment of various cancers. It is an analog of purine nucleoside and has been shown to inhibit mitochondrial functions and nuclear DNA synthesis, as well as to induce malondialdehyde production. Pyrimido[1,2-a]purin-10(1H)-one also inhibits protein synthesis by methyltransferase inhibition. The detection sensitivity of pyrimido[1,2-a]purin-10(1H)-one has been demonstrated using titration calorimetry on sephadex g-100 columns. This compound is not active against E. coli K12 but is active against other bacteria including Staphylococcus aureus isolates that are resistant to methicillin.
Formula:C8H5N5OPurity:Min. 95%Molecular weight:187.16 g/molMinocycline EP Impurity H
CAS:Please enquire for more information about Minocycline EP Impurity H including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C23H25N3O7Purity:Min. 95%Molecular weight:455.47 g/molGlipizide EP Impurity F
CAS:Glipizide EP Impurity F is a synthetic impurity that is used as a research and development impurity standard. It has high purity and is pharmacopoeia grade. Glipizide EP Impurity F is also a metabolite of the drug product Glipizide and has been shown to have analytical applications for pharmacokinetic studies. It can be synthesized from natural materials or can be custom synthesized depending on the needs of the customer.
Formula:C11H16N2O4SPurity:Min. 95%Color and Shape:PowderMolecular weight:272.32 g/molrac-Benzyl phenylephrone hydrochloride
CAS:Controlled ProductRac-Benzyl phenylephrone hydrochloride is a synthetic compound that is not found in nature. It can be used as an analytical standard or a pharmacopoeia impurity standard. Rac-Benzyl phenylephrone hydrochloride has been shown to inhibit the activity of CYP3A4, an enzyme which metabolizes many drugs. As a result, it may be useful for drug development and research and could have applications in niche markets such as natural products.
Formula:C16H18ClNO2Purity:Min. 95%Molecular weight:291.77 g/molAcrolein-d4
CAS:Please enquire for more information about Acrolein-d4 including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C3H4OPurity:Min. 95%Molecular weight:60.09 g/molRef: 3D-IBA98405
Discontinued productPravastatin diol lactone
CAS:Pravastatin diol lactone is a lipase inhibitor that prevents the hydrolysis of triglycerides in the intestines. It also inhibits the synthesis of cholesterol by inhibiting hydroxymethylglutaryl-coenzyme A (HMG-CoA) reductase. Pravastatin diol lactone has been shown to be effective in reducing serum cholesterol levels in animal models and inhibiting esterification of cholesterol by preventing the conversion of HMG-CoA to mevalonic acid, which is an important step in the synthesis of cholesterol. Pravastatin diol lactone is a polyketide that was discovered from a fungus and chemically altered to produce this drug.
Formula:C18H26O5Purity:Min. 95%Molecular weight:322.4 g/molRef: 3D-JGA34593
Discontinued product(S)-3-((R)-5-Oxopyrrolidine-2-carbonyl)thiazolidine-4-carboxylic acid
CAS:(S)-3-((R)-5-Oxopyrrolidine-2-carbonyl)thiazolidine-4-carboxylic acid is a drug product of the drug development industry. It is a metabolite of 3-(1,2,4-triazol-1-ylmethyl)thiazolidine-4-carboxylic acid and has been used as an analytical standard for HPLC methods. The compound has been shown to be naturally occurring in humans. (S)-3-(1,2,4-Triazol-1ylmethyl)thiazolidine 4 carboxylic acid is also used as the impurity standard for the API 3-(1,2,4 triazol 1ylmethyl)thiazolidine 4 carboxylic acid.
Formula:C9H12N2O4SPurity:Min. 95%Molecular weight:244.27 g/molRef: 3D-IO145579
Discontinued productN’-(4-Acetylaminophenyl)-N,N-dimethylacetamidine
CAS:N’-(4-Acetylaminophenyl)-N,N-dimethylacetamidine is a drug product that is used in the development of new drugs. It has high purity, analytical grade and natural origin. It is an impurity standard used in metabolite identification and research and development. The CAS number for this compound is 1358054-66-6.Formula:C12H17N3OPurity:Min. 95%Molecular weight:219.28 g/molRef: 3D-IEC05466
Discontinued productVandetanib N-oxide
CAS:Vandetanib N-oxide is a drug product that is custom synthesized for research and development purposes. It has been shown to have high purity, analytical, and natural properties. Vandetanib N-oxide can be used as a metabolite or impurity standard in pharmacopoeias, such as the USP. The compound also has niche use in drug development and metabolism studies.
Formula:C22H24BrFN4O3Purity:Min. 95%Molecular weight:491.40 g/molRef: 3D-XWC03022
Discontinued productN-Formyl leurosine
CAS:N-Formyl leurosine is an inhibitor of fatty acid synthesis. It has been shown to inhibit the growth of solid tumours in mice and rats, but not in dogs. The mechanism by which N-formyl leurosine inhibits tumour growth is unknown. This compound is a formylating agent, which means that it can be used to form an aldehyde group from formaldehyde. This group has been implicated in the antitumour activity of N-formyl leurosine.
Formula:C46H54N4O10Purity:Min. 95%Molecular weight:822.94 g/molRef: 3D-IF23552
Discontinued productN-4,5[Acetylamino)methyl]desmopressin
N-4,5[Acetylamino)methyl]desmopressin is a synthetic drug product that is used as an analytical standard for the identification and quantitation of desmopressin in pharmaceutical preparations. It is also used as an impurity standard for HPLC analysis. This product has been synthesized using a custom synthesis process, and has been shown to be suitable for use in drug development and research and development. N-4,5[Acetylamino)methyl]desmopressin is also available as a high purity HPLC standard that meets pharmacopoeia requirements.
Purity:Min. 95%Moexipril-d5
CAS:Please enquire for more information about Moexipril-d5 including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C27H34N2O7Purity:Min. 95%Molecular weight:503.6 g/molRef: 3D-GEC92949
Discontinued productRemdesivir impurity 5
CAS:Remdesivir impurity 5 is a metabolite that is generated in the body following metabolism and excretion of remdesivir. It has been shown to be present in urine, plasma, and cerebrospinal fluid following administration of remdesivir. Remdesivir impurity 5 binds to the active site of HIV reverse transcriptase with a Kd value of 0.5 nM. The chemical name for this compound is (5R)-3-[[3-[(2S,4R)-2-amino-4-(2-methylpropyl)piperidin-1-yl]-1H-indol-6-yl]carbonyl]benzoic acid methyl ester.
Formula:C21H27N2O7PPurity:Min. 95%Molecular weight:450.42 g/mol4-Desmethyl 5-methyl vortioxetine hydrochloride
CAS:Please enquire for more information about 4-Desmethyl 5-methyl vortioxetine hydrochloride including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C18H23ClN2SPurity:Min. 95%Molecular weight:334.9 g/molRef: 3D-MKD72214
Discontinued productAzelastine N-oxide, mixture of diastereomers
CAS:Azelastine N-oxide is a racemic form of azelastine, an antihistamine. The crystal structure of azelastine N-oxide has been determined by X-ray crystallography and found to be identical to the structure of azelastine. Azelastine N-oxide is used in assays as a racemic mixture with azelastine, but can also be used as an n-oxide. Azelastine N-oxide inhibits the activity of CYP1A2, CYP2C9, CYP2C19 and CYP3A4 enzymes in microsomes. It also blocks xanthine oxidase and prevents the formation of reactive oxygen species.Formula:C22H24ClN3O2Purity:Min. 95%Molecular weight:397.9 g/molRef: 3D-QAB27988
Discontinued productMethyl mycophenolate impurity E
CAS:Methyl mycophenolate impurity E is a reactive, propargylamine-containing, monosodium salt with immunosuppressive properties. It is used in the treatment of cancer by inhibiting the production of white blood cells, which are needed to fight infection. Methyl mycophenolate impurity E has shown antitumor activity and can be used for the treatment of some types of cancer. It is metabolized in vivo to methyl mycophenolate and inhibits protein synthesis by alkylating DNA.
Formula:C18H22O6Purity:Min. 95%Color and Shape:White PowderMolecular weight:334.36 g/molRef: 3D-IM25526
Discontinued productPseudomonic acid D sodium
CAS:Pseudomonic acid D sodium is a drug product that is used for the development of novel drugs. It is a natural metabolite of pseudomonic acid A, which is found in the fungus Pseudomonas sp. Pseudomonic acid D sodium is used as an analytical standard to aid in the identification of pseudomonic acid A and its metabolites. Pseudomonic acid D sodium can be synthesized by reacting 2-chloro-4-nitrobenzene with sodium bisulfate. The synthesis proceeds through a sequence of three reactions, namely nucleophilic substitution, electrophilic substitution, and hydrolysis. The structure of pseudomonic acid D sodium has been confirmed using nuclear magnetic resonance spectroscopy (NMR) and mass spectrometry (MS).
Formula:C26H41NaO9Purity:90%MinMolecular weight:520.59 g/molDesfluoro impurity
CAS:Desfluoro impurity is a drug product that is an analytical standard for the identification of impurities in API. It is a natural, synthetic, and custom synthesis impurity with CAS 915087-16-0. This product is used for drug development, research and development, and niche applications. Desfluoro impurity is also an HPLC standard and has pharmacopoeia purity.
Formula:C21H17F3N4O2SPurity:Min. 95%Color and Shape:PowderMolecular weight:446.45 g/molRef: 3D-ID181063
Discontinued productrac-Pregabalin N-acrylamide
CAS:Pregabalin is an anticonvulsant drug that is used to treat epilepsy, neuropathic pain, and generalized anxiety disorder. It binds to the alpha2-delta subunit of voltage-gated calcium channels and regulates neurotransmitter release. Racemic pregabalin N-acrylamide (Rac-Preg) is a racemic mixture of two enantiomers, S(-)Pregabalin and R(+)Pregabalin. It has been shown to be an analytical standard in HPLC analysis by virtue of its purity and stability. Rac-Preg has been demonstrated as a metabolite of racemic pregabalin in humans and rats. Rac-pregabalin N-acrylamide can be synthesized from the corresponding amine using acylation with acrylic acid chloride followed by hydrolysis with sodium methoxide in methanol.
Formula:C11H19NO3Purity:Min. 95%Molecular weight:213.27 g/molRef: 3D-VJC84428
Discontinued productCeftazidime impurity H
CAS:Ceftazidime impurity H is a by-product that can be found in the synthesis of ceftazidime. It has been detected using magnetic separation and UV detection. Ceftazidime impurity H is an antibacterial agent that inhibits bacterial growth. This antibiotic binds to the 50S ribosomal subunit, preventing protein synthesis and cell division.
Formula:C23H24N6O7S2Purity:Min. 95%Molecular weight:560.6 g/molRef: 3D-IC63721
Discontinued productLinagliptin impurity E
CAS:Controlled ProductLinagliptin impurity E is a metabolite of the drug Linagliptin. It is an analytical reference material that is used to calibrate HPLC and GC-MS methods for quality control and purity assessment of Linagliptin. This impurity standard is also used for metabolism studies.
Formula:C25H28N8O2Purity:Min. 95%Molecular weight:472.54 g/molRef: 3D-IB106310
Discontinued product3-[2-[4-(5-Fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
CAS:3-[2-[4-(5-Fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one is a drug product that can be used as an analytical reference standard. It is a synthetic compound that is not found in nature and has CAS number 1199589-74-6. This compound has been synthesized by custom synthesis and it is an impurity standard for HPLC analysis. 3-[2-[4-(5-Fluoro-1,2-benzisoxazol-3 -yl)-1 -piperidinyl]ethyl]-6,7,8,9 -tetrahydro - 2 methyl - 4H - pyrido[1,2 -a]p
Formula:C23H27FN4O2Purity:Min. 95%Molecular weight:410.48 g/molRef: 3D-IF23360
Discontinued productCelecoxib hydraziney
CAS:Celecoxib hydrazine is an inhibitor of protein kinases that has been shown to have anticancer properties. It is an analog of celecoxib, a non-steroidal anti-inflammatory drug (NSAID) that is commonly used to treat pain and inflammation. Celecoxib hydrazine has been shown to induce apoptosis in human cancer cells and inhibit the growth of tumors in mice. This compound has potential as a medicinal agent for the treatment of cancer, and urine samples from Chinese patients with cancer have been found to contain high levels of this compound. Celecoxib hydrazine acts on specific kinases in the body, which are involved in various cellular processes such as cell cycle regulation and signal transduction. Its ability to selectively inhibit these kinases makes it a promising candidate for targeted therapy against cancer.
Formula:C8H8F3N3O3SPurity:Min. 95%Molecular weight:283.23 g/molRef: 3D-QLB28081
Discontinued productVarenicline 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 productEthyl 2-(6-amino-2,3-dichlorobenzyl)glycine
CAS:Ethyl 2-(6-amino-2,3-dichlorobenzyl)glycine is a drug product with a CAS number of 70406-92-7. It has an analytical purity of greater than 98% and is supplied as a white powder. This product is metabolized in the human body to form an active metabolite. The chemical name for this drug product is ethyl 2-(6-amino-2,3-dichlorobenzyl)glycine, which can be found in the pharmacopoeia under the name of 6′ amino 2,3′ dichlorobenzyl glycine.
Formula:C11H14Cl2N2O2Purity:Min. 95%Molecular weight:277.15 g/molTc 1698 dihydrochloride
CAS:Tc 1698 dihydrochloride is a tumor-promoting agent that inhibits the growth of tumor tissues. It has been shown to inhibit the proliferation of human retinal pigment epithelial cells in vitro, which may be due to its ability to induce flavanones. Tc 1698 dihydrochloride can also act as an inducer for the production and release of cytokines, such as IL-6, IL-8 and monocyte chemoattractant protein 1. This agent has been shown to promote angiogenesis and stimulate collagen synthesis in skin fibroblasts.
Formula:C13H20Cl2N2Purity:Min. 95%Molecular weight:275.21 g/molRef: 3D-MGB58706
Discontinued productLp-PLA2-IN-3
CAS:Please enquire for more information about Lp-PLA2-IN-3 including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C20H13ClF3N3O3SPurity:Min. 95%Molecular weight:467.8 g/molRef: 3D-WMD24516
Discontinued product2-((2-Methyl-1-(propionyloxy)propoxy)(4-phenylbutyl)phosphoryl)acetic acid
CAS:2-((2-Methyl-1-(propionyloxy)propoxy)(4-phenylbutyl)phosphoryl)acetic acid (KZPBA) is a zoonotic antibiotic that has been shown to be active against agalactiae. It is a prodrug, which is metabolized to the active form, KZPBA, in humans and other mammals. The mechanism of action of KZPBA is not yet known; however, it has been hypothesized that its activity may be due to inhibition of DNA gyrase and topoisomerase IV. This drug has also been shown to have an effect on mastitis in dairy cows.Formula:C19H29O6PPurity:Min. 95%Molecular weight:384.4 g/molRef: 3D-IM27637
Discontinued productN-Trityl candesartan ethyl ester
CAS:N-Trityl candesartan ethyl ester is a drug product that has been custom synthesized for research and development purposes. It is an impurity standard for the synthesis of metoprolol. The compound was synthesized as a synthetic intermediate to be used in an analytical study, and is not found in nature. N-Trityl candesartan ethyl ester is chemically similar to Metoprolol and can be used as an impurity standard for HPLC analysis of Metoprolol or other drugs containing Metoprolol.
Formula:C45H38N6O3Purity:Min. 95%Molecular weight:710.80 g/molRef: 3D-XWC98581
Discontinued productN-(2-Hydroxyethyl)-P,P-bisaziridinyl thiophosphamide
CAS:N-(2-Hydroxyethyl)-P,P-bisaziridinyl thiophosphamide (HEPBTP) is a metabolite of the drug product. HEPBTP is synthesized from the parent compound by hydrolysis and oxidation reactions. This metabolite has been characterized using HPLC and analytical methods, including mass spectrometry. It is also included in the pharmacopoeia as an impurity standard for quality control.
Formula:C6H15N3O4PSPurity:Min. 95%Molecular weight:256.24 g/molRef: 3D-IH180621
Discontinued productPalbociclib Impurity F
CAS:Palbociclib Impurity F is a high purity synthetic intermediate for the production of Palbociclib. It is made by reacting 4-chloro-3-[4-(4-methylpiperidinium)butyl]benzoic acid with 3,5-dichloro-2-hydroxybenzaldehyde in the presence of triethylamine and 2,6-diisopropylaniline. This product has been shown to be metabolized through an oxidation process to form metabolites that are structurally similar to those found in urine. The chemical structure of this impurity can be found in CAS No. 851067-56-6.
Formula:C22H26BrN7OPurity:Min. 95%Molecular weight:484.4 g/molAdx 10059 hydrochloride
CAS:Adx 10059 hydrochloride is a synthetic drug that is used in research and development. It is an impurity standard for the manufacture of drugs and drug products. Adx 10059 hydrochloride is also used as a high-purity reagent in pharmacopoeia and drug development, as well as in analytical chemistry. The compound has been shown to be metabolized by the liver, with metabolites being excreted through urine. This product may also have effects on acetylcholine release, which may make it useful in the treatment of Parkinson's disease.
Formula:C15H14ClFN2Purity:Min. 95%Molecular weight:276.73 g/molRef: 3D-HFB94998
Discontinued product1-Glycoloyl-L-prolinamide
CAS:1-Glycoloyl-L-prolinamide is a drug product that is an analytical standard for the impurity 1-glycoloyl-L-proline (CAS No. 96166-39-1) in the API 1,4,5,6-tetrahydrobenzothiazole (CAS No. 86687-93-0). It has been synthesized to be used as an impurity standard and is provided at a purity of 98.0% or greater by weight. This chemical compound can be used in research and development for the production of drugs as well as in pharmaceutical manufacturing.
Formula:C7H12N2O3Purity:Min. 95%Molecular weight:172.18 g/molRef: 3D-FG167741
Discontinued productIsopropyl (1S)-(+)-10-camphorsulfate
CAS:Isopropyl (1S)-(+)-10-camphorsulfate is an analytical standard that is used in the preparation of aqueous solutions with a purity of at least 99.5%. It can also be used as a reference material for the determination of impurities in drug products and API preparations. Isopropyl (1S)-(+)-10-camphorsulfate has been shown to inhibit bacterial growth, and may have anti-inflammatory properties. It has also been shown to bind to DNA and form adducts with guanine residues, which may lead to mutagenicity.
Formula:C13H22O4SPurity:Min. 95%Molecular weight:274.38 g/molRef: 3D-XJA07858
Discontinued productLinezolid N-oxide
CAS:Please enquire for more information about Linezolid N-oxide including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C16H20FN3O5Purity:Min. 95%Molecular weight:353.35 g/molRef: 3D-IL184105
Discontinued productDiltiazem EP Impurity H
CAS:Diltiazem EP Impurity H is a metabolite of diltiazem that is used as an impurity standard for the drug product. Diltiazem EP Impurity H has a purity level of 99% and is soluble in water. It is synthesized by reacting diltiazem with nitric acid, then hydrolyzing the product to form the desired compound. Diltiazem EP Impurity H can be used as an analytical reference material or a pharmacopoeia for HPLC standards.
Diltiazem EP Impurity H is a metabolite of diltiazem that is used as an impurity standard for the drug product. Diltiazem EP Impurity H has a purity level of 99% and is soluble in water. It is synthesized by reacting diltiazem with nitric acid, then hydrolyzing the product to form the desired compound. Diltiazem EP Impurity H can be used as an analytical reference materialFormula:C17H18N2O3SPurity:Min. 95%Molecular weight:330.4 g/mol4,7-Dihydro megestrol acetate
CAS:4,7-Dihydro megestrol acetate is a drug product that has been custom synthesized for research and development purposes. It is an analytical standard with a purity of ≥99% and a CAS number of 14994-27-5. Metabolism studies have been conducted in both rats and mice to determine the metabolic pathway of 4,7-dihydro megestrol acetate. The metabolites found in this study were 4,7-dihydro megestrol and the acetate ester of 4,7-dihydro megestrol. Metabolite standards are used to identify substances produced by metabolism or chemical reactions in biological samples. These standards are used as reference points for measuring the concentration or quantity of other substances in biological samples. Pharmacopoeia standards are used to verify the quality of drugs, food additives, ingredients, and other substances. They also serve as reference points for identifying impurities in substances that may be harmful
Formula:C24H34O4Purity:Min. 95%Molecular weight:386.50 g/molRef: 3D-PAA99427
Discontinued product4'-Bromo-2-(diethylamino)-2',6'-acetoxylidide
CAS:Please enquire for more information about 4'-Bromo-2-(diethylamino)-2',6'-acetoxylidide including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C14H21BrN2OPurity:Min. 95%Molecular weight:313.23 g/molN-[2-[(8R)-1,6,7,8-Tetrahydro-6-oxo-2H-indeno[5,4-b]furan-8-yl]ethyl]propanamide
CAS:N-[2-[(8R)-1,6,7,8-Tetrahydro-6-oxo-2H-indeno[5,4-b]furan-8-yl]ethyl]propanamide is a synthetic compound that has not been identified in nature. It is used for analytical purposes and as an impurity standard in the synthesis of other compounds. N-[2-[(8R)-1,6,7,8-Tetrahydro-6-oxo-2H-indeno[5,4-b]furan-8-yl]ethyl]propanamide is the parent drug product of CAS No. 896736–22–4. The impurities found in this product are N-[2-(3′-(3″S″)-3′′S″′) (3″R″) -1H -indenyl](methyl)amine hydrochloride and N-[
Formula:C16H19NO3Purity:Min. 95%Molecular weight:273.33 g/molRef: 3D-WKB73622
Discontinued productBenz[A]anthracene-7-chloromethane-13C
CAS:Please enquire for more information about Benz[A]anthracene-7-chloromethane-13C including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C19H13ClPurity:Min. 95%Molecular weight:277.7 g/molRef: 3D-RFC05460
Discontinued productTrazodone Hydrochloride BP Impurity A
CAS:Trazodone Hydrochloride BP Impurity A is an unproven impurity of Trazodone. It inhibits the uptake of serotonin by 5-HT receptors, which may be important in the treatment of depression. This compound also inhibits platelet aggregation and has been found to inhibit the activity of tricyclic compounds, such as piperazine and propionic acid.Formula:C19H22CIN5O2Purity:Min. 95%Molecular weight:491.33 g/molRef: 3D-IT171024
Discontinued product8-Benzyloxy-5-[(R)-2-bromo-1-(tertbutyldimethylsilyloxy)ethyl]-1H-quinolinone
CAS:8-Benzyloxy-5-[(R)-2-bromo-1-(tertbutyldimethylsilyloxy)ethyl]-1H-quinolinone is a drug product that is used as an analytical standard in metabolism studies. It has been shown to be a natural impurity in the API, and is found in the synthesis of a custom synthesis. 8-Benzyloxy-5-[(R)-2-bromo-1-(tertbutyldimethylsilyloxy)ethyl]-1H-quinolinone has been synthesized and characterized as an impurity standard for HPLC analysis. This substance has been used extensively in drug development and research as well as being a pharmacopoeia grade material.
Formula:C24H30BrNO3SiPurity:Min. 95%Molecular weight:488.5 g/molRef: 3D-FWA08474
Discontinued productAmlodipine besilate impurity D
CAS:Amlodipine besilate impurity D is a diluent, additive, and stabilizer. It is used in the formulation of pharmaceuticals and other products to prevent particle agglomeration, maintain stability and provide uniformity. Amlodipine besilate impurity D is also used to manufacture bulk density stable pharmaceutical compositions that are suitable for hplc analysis. This product contains magnesium hydroxide as an impurity.
Formula:C20H23ClN2O5Purity:Min. 95%Molecular weight:406.86 g/molN-(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 productTrazodone Impurity A
CAS:Trazodone Impurity A is a drug product that is an impurity standard for Trazodone. It has been classified as a synthetic metabolite and is used in analytical research studies. Trazodone Impurity A has demonstrated niche applications in the pharmaceutical industry, including metabolism studies, pharmacopoeia requirements, and HPLC standards.
Formula:C19H22ClN5OPurity:Min. 95%Molecular weight:371.86 g/mol1-Hydroxy carvedilol
CAS:1-Hydroxycarvedilol is a drug product that is used as a standard in HPLC. It is a natural metabolite of carvedilol and has been found to be involved in the metabolism of carvedilol. The purity of 1-hydroxycarvedilol is >98%. This product is also an impurity standard for analytical purposes and an API impurity. It can also be used in metabolism studies and has CAS No. 146574-41-6.
Formula:C24H26N2O5Purity:Min. 95%Molecular weight:422.50 g/molRef: 3D-WFA57441
Discontinued productDi(2-(4-(dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl))-2-propoxyethyl propionate
CAS:Di(2-(4-(dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl))-2-propoxyethyl propionate is a synthetic compound that is used in research and development for the analytical standard of dibenzothiazepine 11 (DBT). It has been shown to be an impurity in pharmaceutical products and as a metabolite. Di(2-(4-(dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl))-2-propoxyethyl propionate is also used as a pharmacopoeia reference material in the manufacture of analytical standards of DBZ. CAS No. 1798840-31-9
Formula:C40H42N6O3S2Purity:Min. 95%Molecular weight:718.90 g/molRef: 3D-YWC84031
Discontinued productEthyl 2-methoxy-5-sulfamoylbenzoate
CAS:Ethyl 2-methoxy-5-sulfamoylbenzoate is a research and development impurity standard. It is a white to off-white crystalline solid that is soluble in water. The product has been synthesized for use as a drug product, synthetic, and in the synthesis of other compounds. It has also been used as a metabolite in metabolism studies and an analytical standard for HPLC.
Formula:C10H13NO5SPurity:Min. 95%Molecular weight:259.28 g/molRef: 3D-IE140268
Discontinued productBrexpiprazole impurity 10
CAS:Brexpiprazole impurity 10 is a drug product that is used as an analytical reference standard for the quality control of brexpiprazole. This drug product is a synthetic substance with a high purity and is designed for use in HPLC analyses. This impurity can be used as a reference to identify other metabolites of brexpiprazole, such as 3-desacetyl-brexpiprazole, which are not necessarily identified by mass spectrometry. The CAS number for Brexpiprazole impurity 10 is 15116-41-3 and it has been assigned the IUPAC name 2-[2-[(2S)-2-[[(3S)-3-[4-(1,1-dimethylethyl)phenoxy]propyl]amino]-3-methylbutanoyl]-1H-indol-5-yl]acetic acid.
Formula:C16H15NO2Purity:Min. 95%Molecular weight:253.3 g/molRotigotine Impurity 18
CAS:Controlled ProductRotigotine Impurity 18 is a drug product that is an analytical standard for impurities. It is a synthetic impurity that is not found in natural sources. Rotigotine Impurity 18 has been used as a pharmacopoeia reference in the development of rotigotine, which is used to treat Parkinson's disease. This synthetic impurity has been extensively studied for its metabolism and toxicity properties.
Formula:C21H27NO2SPurity:Min. 95%Molecular weight:357.5 g/molRef: 3D-IR181651
Discontinued productRemdesivir impurity 3 HCl
CAS:Remdesivir impurity 3 HCl is a drug product that is a metabolite of Remdesivir. It has been shown to be a natural, synthetic and research and development impurity standard for HPLC analysis. CAS No.: 2096981-79-0
Formula:C9H19NO2·HClPurity:Min. 95%Molecular weight:209.71 g/molErgosterone
CAS:Controlled ProductErgosterone is a potent anticancer agent that has been shown to induce apoptosis in various human cancer cell lines. It is a natural compound found in the urine of Chinese medicine practitioners and has been used for its medicinal properties for centuries. Ergosterone works by inhibiting the activity of certain proteins involved in the cell cycle, leading to inhibition of cancer cell growth. This inhibitor has shown promising results as an anticancer agent in preclinical studies and may offer a new avenue for cancer treatment.
Formula:C28H42OPurity:Min. 95%Molecular weight:394.6 g/molRef: 3D-SAA39857
Discontinued productTianeptine ethyl ester
CAS:Tianeptine is a drug product that belongs to the group of antidepressants. It is metabolized by cytochrome P450 enzymes in the liver and excreted in urine. Tianeptine ethyl ester is used as an analytical reference standard for the tianeptine content of HPLC samples. The CAS number for tianeptine ethyl ester is 66981-77-9.
Formula:C23H29ClN2O4SPurity:Min. 95%Molecular weight:465.00 g/molRef: 3D-RCA98177
Discontinued productOxybutynin EP impurity A
CAS:Oxybutynin EP impurity A is a metabolite of oxybutynin, an antispasmodic drug. It has been shown to have immunomodulatory effects in a rat model of adjuvant arthritis. Oxybutynin EP impurity A is the major metabolite of oxybutynin and has been shown to be pharmacologically active in humans.
Purity:Min. 95%Ref: 3D-FO171019
Discontinued productN-Methyl formoterol fumarate
CAS:N-Methyl formoterol fumarate is a drug product for the treatment of asthma and chronic obstructive pulmonary disease. It is a synthetic drug that has been approved by the FDA, but is also a metabolite of terbutaline. Metabolism studies have shown that N-methyl formoterol fumarate is an impurity in Terbutaline sulfate and Terbutaline hydrochloride. This drug is not active against bacteria, but may be used as an analytical standard to measure the purity of other drugs.
Formula:C44H56N4O12Purity:Min. 95%Molecular weight:832.94 g/molRef: 3D-VWC13397
Discontinued productAbt-639 hydrochloride
CAS:Abt-639 hydrochloride is a drug product that is used as a research and development standard. It is a synthetic drug that has not been approved for any therapeutic use. Abt-639 hydrochloride is metabolized to yield an active metabolite, which has been identified in animal studies. The drug product contains an impurity standard of the natural metabolite, which can be used for pharmacopoeia and analytical purposes.
Formula:C20H21Cl2F2N3O3SPurity:Min. 95%Molecular weight:492.4 g/molRef: 3D-KZB56031
Discontinued productHydrocotarnine hydrochloride
CAS:Hydrocotarnine hydrochloride is a medicinal compound that has been found to have anticancer properties. It is an inhibitor of protein kinases, which are enzymes that play a key role in regulating cell cycle progression and apoptosis. Hydrocotarnine hydrochloride has been shown to induce apoptosis in cancer cells, making it a promising candidate for the development of novel cancer therapies. This compound has also been identified as a potential inhibitor of tumor growth in Chinese medicine. In vitro studies have demonstrated that hydrocotarnine hydrochloride inhibits the proliferation of various cancer cell lines, suggesting its potential as a therapeutic agent for the treatment of cancer.
Formula:C12H16ClNO3Purity:Min. 95%Molecular weight:257.71 g/molRef: 3D-FAA98555
Discontinued productcis-Tadalafil
CAS:Cis-Tadalafil is a potent inhibitor of phosphodiesterase 5, which is used to treat erectile dysfunction (ED) and primary pulmonary hypertension (PPH). It works by increasing blood flow to the penis, allowing men with ED to achieve and maintain an erection. Cis-Tadalafil is also used to treat symptoms of prostatic hyperplasia (enlarged prostate) in men. This drug has been shown to be effective in treating PPH by reducing pulmonary arterial pressure and improving exercise capacity. Cis-Tadalafil belongs to the carboline class of drugs and is a phosphodiesterase 5 inhibitor that selectively inhibits cGMP-specific phosphodiesterase type 5 (PDE5). This drug has been shown to be highly effective in treating both ED and PPH with minimal side effects.
Formula:C22H19N3O4Purity:Min. 95%Color and Shape:White/Off-White SolidMolecular weight:389.4 g/molN-Hydroxymethyl Sumatriptan
CAS:N-Hydroxymethyl Sumatriptan is an analytical standard and a research and development impurity. It is also used as an API impurity in drug product manufacturing. N-Hydroxymethyl Sumatriptan can be synthesized by reacting the parent drug with hydroxyl radicals, which is a process that yields no side products. N-Hydroxymethyl Sumatriptan can be found in the following pharmacopoeia: United States Pharmacopoeia (USP) 11>, European Pharmacopoeia (EP), Japanese Pharmacopoeia (JP)13>, British Pharmacopoeia (BP), and Chinese Pharmacopiae (CPC).
Formula:C15H23N3O3SPurity:Min. 95%Molecular weight:325.43 g/molN-Desacetyl thiocolchicoside
CAS:N-Desacetyl thiocolchicoside is a white crystalline powder that is soluble in water, methanol and acetone. It has a molecular weight of 320.2 and an empirical formula of C6H14O5. N-Desacetyl thiocolchicoside is used as an analytical standard for HPLC analysis, as a Research and Development (R&D) material for drug development, and as an impurity standard for the manufacture of pharmaceutical products. This compound has been shown to be a metabolite of thiocolchicoside and structurally similar to the drug product chitinase.
Formula:C25H31NO9SPurity:Min. 95%Molecular weight:521.58 g/molRef: 3D-CHA99181
Discontinued productSimvastatin acid
CAS:Simvastatin acid is the active form of simvastatin, a drug used to lower blood cholesterol levels. Simvastatin acid inhibits HMG-CoA reductase, the enzyme that converts HMG-CoA to mevalonate. This conversion is a rate-limiting step in the synthesis of cholesterol and other lipids. Simvastatin acid binds to polymerase chain and drug transporter proteins, which leads to cell lysis. The concentration–time curve for simvastatin acid is linear and the half-life is approximately 12 hours. When simvastatin acid is administered with drugs that are potent inducers of CYP3A4 or UGT1A1 enzymes, there may be an increased risk for drug interactions. Simvastatin acid has shown no significant human pharmacokinetic interactions with food or grapefruit juice at doses up to 200 mg/day. There are limited data on the pharmacokinetics of simvastatin
Formula:C25H40O6Purity:Min. 95%Color and Shape:White PowderMolecular weight:436.58 g/molRef: 3D-IS63828
Discontinued productPiperacilloic acid
CAS:Piperacilloic acid is a synthetic compound that exhibits antibacterial activity. It has been shown to be effective against human pathogens, including urothelial carcinoma and human serum. Piperacilloic acid binds to the amino acids lysine and arginine in bacterial proteins and inhibits protein synthesis by inhibiting the function of enzymes that require these amino acids for their activity. The potency of piperacillin is low, but it is activated by hydrolysis in the acidic environment of the stomach or intestinal tract. Piperacilloic acid also has potential as a contraceptive agent because it may inhibit transcriptional regulation of genes that are involved in sperm production.
Formula:C23H29N5O8SPurity:(Elemental Analysis) Min. 90 Area-%Color and Shape:PowderMolecular weight:535.57 g/molPramipexole EP Impurity C
CAS:Pramipexole EP Impurity C is a synthetic impurity that is used as an impurity standard in the manufacture of Pramipexole EP. It is also used as a research and development tool for drug product, custom synthesis, CAS No. 1973461-14-1, and analytical studies. This compound has been shown to be a metabolite of Pramipexole EP and may have pharmacological properties. Pramipexole EP Impurity C has been found to inhibit the growth of certain bacteria, such as methicillin-resistant Staphylococcus aureus (MRSA) isolates.
Formula:C20H32N6S2Purity:Min. 95%(3S,4R)-Tofacitinib
CAS:(3S,4R)-Tofacitinib is a rhombic and paramagnetic compound with a Curie point of approximately 10.6°C. It is soluble in nonpolar solvents such as benzene and toluene. (3S,4R)-Tofacitinib has been shown to have magnetic properties that are dependent on the temperature and the frequency of the applied magnetic field. The paramagnetic resonance spectra were observed at 18°C and 32°C, while the paramagnetic resonance spectrum was observed at -2°C. The octahedral interactions are likely due to the presence of six different types of iron ions in the crystal structure.
Formula:C16H20N6OPurity:Min. 95%Molecular weight:312.37 g/molSacubitril Impurity 2
CAS:Sacubitril Impurity 2 is a drug product that is an analytical impurity in Sacubitril. This impurity can be found in Sacubitril as a result of natural processes or as an API impurity during the synthesis process. Sacubitril Impurity 2 has been shown to have activity in Metabolism studies, Natural, and Custom synthesis. It has been shown to be a Synthetic impurity standard and HPLC standard. Sacubitril Impurity 2 is used for research and development purposes for the drug development industry, specifically for the niche market. It is also used as an analytical standard for pharmacopoeia methods.
Formula:C24H27NO4Purity:Min. 95%Molecular weight:393.48 g/molN-Benzyl albuterol
CAS:N-Benzyl albuterol is a drug product that is custom synthesized to be of high purity with an analytical standard. It is used in research and development, pharmaceutical development, and as a pharmacopoeia or analytical standard. N-Benzyl albuterol has been found to be a metabolite of the drug product Albuterol Sulfate. It is also used in metabolism studies and natural product research. The CAS number for this compound is 24085-03-8.
Formula:C20H27NO3Purity:Min. 95%Molecular weight:329.4 g/molAcarbose Impurity E
CAS:Acarbose Impurity E is an impurity found in acarbose. It is a natural, API impurity and is a synthetic impurity standard. Acarbose Impurity E has been used in drug development research and development, as well as in the HPLC analysis of acarbose to generate a pharmacopoeia-grade purity standard.
Purity:Min. 95%Dicyclopropylamine hydrochloride
CAS:Dicyclopropylamine hydrochloride is a tyrosine kinase inhibitor that blocks the activity of jak2. It is an innovative molecule with the potential to be used in cancer treatment. Dicyclopropylamine hydrochloride has been shown to inhibit activation of tyrosine kinases, which are involved in cell signaling and proliferation. Dicyclopropylamine hydrochloride also has anti-inflammatory properties, which may be due to its ability to inhibit prostaglandin synthesis. This drug is not expected to have any toxicity or side effects because it can be easily metabolized by the liver.br>br> Dicyclopropylamine hydrochloride is a white solid with a melting point of 175°C. It has no detectable odor, and it is soluble in water and ethanol. The impurities found in this compound include myristic acid and amines, which can cause inflammatory diseases.br>br> D
Formula:C6H11N•HClPurity:Min. 95%Color and Shape:PowderMolecular weight:133.62 g/molRef: 3D-FD141573
Discontinued product(4-Chlorophenyl)diphenylmethanol
CAS:Please enquire for more information about (4-Chlorophenyl)diphenylmethanol including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C19H15ClOPurity:Min. 95%Molecular weight:294.8 g/molRef: 3D-GAA92289
Discontinued product3-Dimethylaminopropyl-2-benzylaminobenzoate hydrochloride
CAS:3-Dimethylaminopropyl-2-benzylaminobenzoate hydrochloride is a versatile compound with various characteristics and applications. It has been found to have diverse effects on different biological processes. This compound has shown potential as an antimuscarinic agent, which means it can block the action of acetylcholine at muscarinic receptors in the body.
Formula:C19H25ClN2O2Purity:Min. 95%Molecular weight:348.9 g/molRef: 3D-WMD18565
Discontinued productCiprofloxacin ep impurity C
CAS:Ciprofloxacin ep impurity C is a synthetic compound. It is used as a research and development standard in the synthesis of ciprofloxacin. The purity of this compound is high, and it has been tested for metabolism studies. This impurity can be detected by HPLC using an analytical method with a natural reference substance. This impurity has not been evaluated for pharmacopoeia or CAS number.
Formula:C15H16FN3O3Purity:Min. 95%Molecular weight:305.30 g/molRef: 3D-DEA22212
Discontinued product2-(2-Amino-5-bromobenzoyl)pyridine
CAS:2-(2-Amino-5-bromobenzoyl)pyridine (2ABBP) is a chemical compound with the molecular formula C10H7BrN3. It is a glucuronide conjugate of 2-amino-5-bromobenzoic acid and has been used as an immunological reagent in the form of a monoclonal antibody. 2ABBP binds to dryopteris, which is a plant species that contains polyphenols called pteridines. 2ABBP has been shown to have anti-inflammatory properties in rat liver microsomes and cell culture experiments. The mechanism of action may involve inhibition of cyclooxygenase enzymes, which are involved in prostaglandin synthesis. 2ABBP also binds to human serum albumin and chaperones, proteins that bind other proteins or small molecules. The biological activity of 2ABBP may be due to its ability to form coval
Formula:C12H9BrN2OPurity:Min. 95%Molecular weight:277.12 g/molRoflumilast Impurity A
CAS:Roflumilast impurity A is a metabolite of roflumilast. It is a drug product that is used as an analytical standard for the determination of roflumilast in HPLC analysis. Roflumilast impurity A is not natural and is synthetic. It has been shown to be a substrate for CYP1A2, CYP2C8, CYP2C9, and CYP3A4 enzymes. Studies have shown that it may be involved in the metabolism of roflumilast through hydroxylation and deamination.
Formula:C16H14Cl2N2O3Purity:Min. 95%Molecular weight:353.2 g/molLinagliptin impurity G
CAS:Linagliptin impurity G is an impurity in the drug product Linagliptin. It is a natural substance and its CAS number is 668270-11-9. Impurity G can be synthesized from L-phenylalanine and cyclohexane carboxaldehyde in a two step process. The first step involves the reaction of L-phenylalanine with cyclohexane carboxaldehyde to yield methylcyclohexanecarboxylate, which then undergoes hydrolysis to give phenylcyclohexanol. In the second step, phenylcyclohexanol reacts with hydrochloric acid to produce phenylcyclohexanone, which is then oxidized with hydrogen peroxide to yield impurity G. Impurity G can also be found in the pharmacopoeia as a high purity HPLC standard for linagliptin.
Formula:C25H28N8O2Purity:Min. 95%Color and Shape:PowderMolecular weight:472.54 g/molIvermectin impurity I
CAS:Ivermectin impurity I is an analytical standard that is used for pharmacopoeia and custom synthesis. It is a natural metabolite of the drug Ivermectin, which has been shown to have anti-inflammatory properties in mice. Ivermectin impurity I binds to nicotinic acetylcholine receptors, leading to muscle paralysis and death. This compound is found in high purity for research and development purposes.
Formula:C48H74O14Purity:Min. 95%Color and Shape:PowderMolecular weight:875.09 g/molRef: 3D-II167729
Discontinued productOxacyclohexane open ring tacrolimus
CAS:Please enquire for more information about Oxacyclohexane open ring tacrolimus including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C44H71NO13Purity:Min. 95%Molecular weight:822.04 g/molDesfluoro ezetimibe
CAS:Desfluoro ezetimibe is a synthetic cholesterol-lowering drug that inhibits intestinal cholesterol absorption. It is chemically synthesized, and the process includes the introduction of fluorine at the 3-position of the C-ring. Desfluoro ezetimibe is not metabolized in humans, but it may be subject to oxidative degradation. The product is also subject to oxidation by light and air, which may result in formation of impurities. The drug substance has been validated as well as its isomers and efficiencies in mass spectrometry detection.
Formula:C24H22FNO3Purity:Min. 95%Color and Shape:White To Off-White SolidMolecular weight:391.43 g/molRocuronium Bromide EP Impurity F Bromide
CAS:Rocuronium Bromide EP Impurity F Bromide is an impurity found in Rocuronium Bromide EP. It is a natural component of the drug product, which is a synthetic drug. The metabolite of this impurity is also found in the natural product, although at much lower concentrations. This impurity has been shown to be present as an analytical impurity in the API and custom synthesis process. This impurity standard has been synthesized synthetically for use in drug development and research and development, as well as for use in HPLC standards.Formula:C34H55N2O4·BrPurity:Min. 95%Molecular weight:635.72 g/molTerbinafine dihydrochloride
CAS:Terbinafine is a drug used in the treatment of onychomycosis, tinea versicolor and dandruff. It belongs to the group of medicines known as antifungals and inhibits the growth of fungi by inhibiting their ability to make proteins. Terbinafine dihydrochloride is a form of terbinafine that is more soluble in water than terbinafine hydrochloride and can be used as a lubricant. Terbinafine hydrochloride is an industrial product that is used as a disintegrant in tablets and capsules.
Formula:C36H40N2Purity:Min. 95%Molecular weight:500.7 g/molRef: 3D-JMB36523
Discontinued productN-Nitroso dorzolamide
N-Nitroso dorzolamide is a chemical compound used as an intermediate in the synthesis of dorzolamide, a carbonic anhydrase inhibitor used in the treatment of glaucoma and ocular hypertension.
Formula:C10H15N3O5S3Purity:Min. 95%Color and Shape:PowderMolecular weight:353.44 g/molTofacitinib dihydro impurity
CAS:Tofacitinib dihydro impurity is a research and development impurity standard for the synthesis of Tofacitinib. It is a custom synthesis with high purity, pharmacopoeia grade, and synthetic. This product is also used in drug development for metabolism studies and analytical applications.
Formula:C16H22N6OPurity:Min. 95%Molecular weight:314.39 g/mol(S)-Rabeprazole sodium
CAS:(S)-Rabeprazole sodium is an anticancer drug that acts as a kinase inhibitor. It is an analog of Rabeprazole and has been shown to inhibit the growth of cancer cells in vitro and in vivo. (S)-Rabeprazole sodium inhibits the activity of kinases, which are enzymes that play a key role in cell signaling pathways. This inhibition leads to apoptosis, or programmed cell death, in cancer cells. (S)-Rabeprazole sodium has been tested against various types of cancer, including Chinese hamster ovary cells and tumor xenografts in mice. It has also been shown to inhibit elastin degradation, which is important for preventing metastasis of cancer cells. (S)-Rabeprazole sodium may be a promising candidate for the development of new anticancer drugs that target specific kinases and proteins involved in cancer cell growth and survival.
Formula:C18H21N3O3S•NaPurity:Min. 95%Molecular weight:382.43 g/molRef: 3D-IR183125
Discontinued productEmpagliflozin S-furanose
CAS:Empagliflozin S-furanose is a Custom synthesis drug product. It is an analytical standard with CAS No. 1620758-32-8, and it is used in research and development of new drugs. Empagliflozin S-furanose has been found to be a metabolite of empagliflozin, a drug that is used to treat type 2 diabetes mellitus. It is also used as an impurity standard for HPLC analysis of empagliflozin because it does not have any biological activity.
Formula:C23H27ClO7Purity:Min. 95%Color and Shape:PowderMolecular weight:450.91 g/molRef: 3D-IE181148
Discontinued productChlorthalidone impurity E
CAS:Chlorthalidone impurity E is an analytical standard for the HPLC analysis of chlorthalidone in pharmaceutical drug products and is a metabolite of chlorthalidone. Chlorthalidone impurity E is an API impurity that can be found in the synthesis of chlorthalidone, and it has been detected as a minor component in certain drug products. It is important to have an accurate specification for this compound, since it can affect the pharmacological properties of the drug product. The purity level of this compound must be at least 98% or greater to ensure that there are no contaminants present. This compound is also a metabolite of chlorthalidone and is used as a pharmacopoeia reference substance for testing equipment calibration.END>
Formula:C14H11ClN2O3SPurity:Min. 95%Molecular weight:322.77 g/molRef: 3D-IC76330
Discontinued productD-6-Cyano-6-norlysergic acid methyl ester
CAS:Please enquire for more information about D-6-Cyano-6-norlysergic acid methyl ester including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C17H15N3O2Purity:Min. 95%Molecular weight:293.32 g/molRef: 3D-FBA33404
Discontinued productTriethylene glycol flufenamate
CAS:Etofenamate impurity
Formula:C20H22F3NO5Purity:Min. 95%Color and Shape:Clear LiquidMolecular weight:413.39 g/molRef: 3D-IT58094
Discontinued productGS 441524 triphosphate
CAS:Triphosphorylated form of an antiviral nucleoside analog with activity against zoonotic feline infectious peritonitis virus (FIPV) and severe acute respiratory syndrome (SARS) virus from Coronaviridae family. The compound is the biologically active form of the GS 441524 prodrug and being triphosphorylated, it competes with natural nucleoside triphosphates in cells and interferes with viral RNA synthesis. Made to order.
Formula:C12H12N5O13P3·4NaPurity:(31P-Nmr) Min. 95 Area-%Color and Shape:White PowderMolecular weight:531.20 g/molRef: 3D-FG167050
Discontinued productAtorvastatin calcium trihydrate EP Impurity G
CAS:Atorvastatin is a drug that belongs to the class of statins. It is used for the treatment of high cholesterol levels and other related diseases, such as cardiovascular disease. Atorvastatin calcium trihydrate EP Impurity G is an impurity that may be present in atorvastatin calcium trihydrate. This compound has not been found to have any pharmacological activity.
Formula:C34H37FN2O5Purity:Min. 95%Color and Shape:PowderMolecular weight:572.67 g/mol
