Active pharmaceutical ingredient (API) impurities for research

Remdesivir impurity 8 is a metabolite of remdesivir, a drug product that belongs to the …

Cetirizine amide dihydrochloride is a drug product that has been custom synthesized for research and …

9,10-Dioxo ketotifen is a drug product that belongs to the category of HPLC standards. It …

6-Methyl-4-phenyl-3,4-dihydro-1-benzopyran-2-one is an analog of the natural product zearalenone, which can be used as an …

rac-Des(isopropylamino) acebutolol diol is a synthetic drug substance that is used for research and development …

Deiodo amiodarone is a noncompetitive inhibitor that binds to the active site of the enzyme …

Desoximetasone impurity A is an impurity found in the drug product Desoximetasone, which is a …

Chloromethyl olanzapinium chloride is an analytical reference material that can be used as a standard …

N-(4-Amino-6,7-dimethoxyquinazol-2-yl)-N-methylpropylenediamine hydrochloride is an impurity that can be found in some commercially available drugs. It …

Cefdinir impurity H is a metabolite of the drug cefdinir. It is an impurity in …

The compound (5E)-2,2-dimethyl-7-[(1-naphthalenylmethyl)amino]-5-hepten-3-ynoic acid is a chiral antifungal agent. It was developed to be used …

(RS)-N-[(1-Ethylpyrrolidin-2-yl)methyl]-2-hydroxy-5-sulphamoylbenzamide is a white to off-white crystalline powder. It is soluble in methanol and ethanol, …

Tiotropium Bromide EP Impurity G is an anticholinergic bronchodilator that is used in the treatment …

NMP-ACA is a metabolite of cefepime. It is a synthetic, impurity standard for use in …

Methotrexate-5-monomethyl ester is an analytical standard that is synthesized synthetically. The synthetic route used to …

N-Formyl-D-leucine (1R)-1-[[(2S,3S)-3-hexyl-4-oxo-2-oxetanyl]methyl]dodecyl ester is a research and development impurity standard that can be custom synthesized …

Granisetron is a drug that belongs to the group of serotonin receptor antagonists. It is …

Cinacalcet is a drug product that is used for the treatment of secondary hyperparathyroidism in …

Trans-trans-4,4'-Iminodimethylenedi(cyclohexanecarboxylic acid) is a hydrophobic particle that is soluble in water. It has an average …

(4-Chlorophenyl)[4-(1-methylethoxy)phenyl]methanone is a drug product that is Custom synthesized to meet the requirements of pharmacopoeia, …

4-[(2,3,4-Trimethoxyphenyl)methyl]-1-piperazinecarboxylic acid ethyl ester is an impurity standard for HPLC. It is a white or …

N-(Aminosulphonyl)-2-[[[2-[(aminoiminomethyl)amino]-4-thiazolyl]methylsulphinyl]propanimidamide (NTSX) is an analytical standard and a metabolite of the drug product N-(aminosulphonyl)-2-[[[2-[(aminothiazolyl)methyl]sulfinyl]propanimidamide (NTST). …

Amlodipine besilate impurity B is a metabolite of amlodipine besilate. It is an impurity that …

2-[(4-Chloro-3-methyl-2-pyridinyl)methylthio]-1H-benzimidazole is a drug product. It is an impurity standard for the analytical determination of …

1-[2-(3-Chloro-2-hydroxypropoxy)phenyl]-3-phenyl-1-propanone is a synthetic drug product. It is an impurity standard for HPLC, and drug …

N-Debenzoyl-N-hexanoylpaclitaxel (DHBPTx) is an analog of paclitaxel. It inhibits cell proliferation by binding to the …

2-[2-(4-Dibenzo[b,f][1,4]thiazepin-11-yl-1-piperazinyl)ethoxy]ethanol N-oxide is a peroxide that is used in pharmaceutical preparations as an antioxidant. It …

Methyl 3-aminocrotonate is an intermediate in the synthesis of pyridinedicarboxylic acid. It is a white …

N,N-Dimethyl-2-[6-methyl-2-(2-bromo-4-methylphenyl)imidazol[1,2-a]pyridin-3-yl]acetamide is a drug product that has not yet been fully characterized. It is a …

Amido methyl meloxicam is a synthetic nonsteroidal anti-inflammatory drug. It is used to relieve inflammation …

rac-N-Desisopropyl-N-ethyl acebutolol is a synthetic drug product. It is an analytical standard for the impurity, …

2,12-Dihydro-1,3-dimethyl-9-methoxy-12-thioxobenzo [4,5] pyrido [1,2-c] imidazo [1,2-a] imidazol-2-one is a synthetic compound that has not been …

1-[[4-(3-Methoxypropoxy)-3-methyl-2-pyridinyl]methyl]-2-[(4-(3-methoxypropoxy)-3-methyl-2-pyridinyl)methylsulfonyl]-1H-benzimidazole (MKC1807) is a synthetic drug product. MKC1807 is an analytical standard in the HPLC …

3-[(1E)-2-[4-[[(2-Carboxyethyl)amino]carbonyl]phenyl]diazenyl] balsalazide is a white to off-white solid that is soluble in water and acidic …

Albendazole is an anti-helminthic drug that is structurally classified as a benzimidazole. It has been …

Ivermectin B1 aglycon is a drug product that is custom synthesized, high purity, and analytical. …

Pioglitazone Pyridine-6-[4-[2-[5-ethyl-6-[4-[2-(5-ethyl-2-pyridinyl)ethoxy]phenyl]propionamido]-1,3,4-thiadiazol-2(3H)-ylidene]aminocarbonyl]-1,3,4-thiadiazole is a drug that belongs to the group of thiazolidinediones. It is an …

Metabolite of montelukast

Tetrahydro-3-[2-[4-(6-hydroxy-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one (THPP) is a drug product that belongs to the class of drugs used for …

O-Desmethyl mycophenolate mofetil (ODMM) is a metabolite of mycophenolic acid, a drug that is used …

2,6-Diisopropyl-1,4-benzoquinone is a diphenol that reacts with a variety of organic compounds in the presence …

1-[4-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-1-piperazinyl]-2-hydroxy-1-pentanone (DMPP) is an analog of the antiarrhythmic drugs flecainide and propafenone. It has the …

N-[(2R)-3-{[3-Fluoro-4-(4-morpholinyl)phenyl]amino}-2-hydroxypropyl]acetamide is an impurity in a high purity analytical reference standard of 3-fluoro-4-(4-morpholinyl)aniline. It is …

Please enquire for more information about Rivaroxaban impurity 79 including the price, delivery time and …

Lisinopril diketopipirazine is an analytical drug product. The CAS number for this product is 219677-82-4. …

Methyl mycophenolate impurity E is a reactive, propargylamine-containing, monosodium salt with immunosuppressive properties. It is …

Sofosbuvir impurity 6 is an impurity in the drug Sofosbuvir. It is a metabolite that …

Empagliflozin tetraacetate is a drug product that has been manufactured by chemical synthesis. It is …

Roxithromycin impurity H is an analytical standard for Roxithromycin. It is a metabolite that has …

Amoxicillin trihydrate impurity G is an analytical standard, a high purity API impurity, and an …

cis-(±)-4-[4-[4-[4-[[2-(2,4-Dichlorophenyl)-2-(1H-1,2,4-triazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]-1-piperazinyl]phenyl]- 2,4-dihydro-2-propyl-3H-1,2,4-triazol-3-one is a drug product that is used as a research and development tool. …

Olsalazine sodium impurity I is a by-product of the synthesis of olsalazine sodium. The impurity …

3-[2-[4-(1,2-Benzisoxazol-3-yl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one is an analog of the antibacterial drug cefuroxime. It has been shown to be …

Entecavir is a drug product that is custom synthesized to order. It has a purity …

1,1-Bis-(methylthio)-2-nitroethene is a versatile molecule that can be used as an imine. It is synthesized …

1,4-Dihydro-1-(5-methoxy-1H-benzimidazol-2-yl)-3,5-dimethyl-4-oxo-2-pyridinecarboxylic acid ammonium salt is a drug product that is custom synthesized to meet the …

3-[2-[4-(6-Fluoro-2-benzoxazolyl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one is a synthetic compound that functions as a drug product. It is not found …

Intermediate in the synthesis of ribavirin

5-Benzoyl-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid - Racemic (5BPC) is a drug that is used for the treatment of …

Varenicline N-oxide is a synthetic drug product. It is the metabolite of varenicline, which is …

1-(2-Deoxy-a-D-ribofuranosyl)-5-azacytosine is a DNA methylation inhibitor that is used to treat cancer. It inhibits the …