Active pharmaceutical ingredient (API) impurities for research

4-Dibenzo[b,f][1,4]thiazepin-11-yl-1-piperazineethanol hydrochloride is a drug product that is custom synthesized for research and development purposes. …

2-Ethoxy-4-[2-[[(1R)-3-methyl-1-[2-(1-piperidinyl)phenyl]butyl]amino]-2-oxoethyl]benzoic acid is a synthetic amino acid. It is used for research and development purposes, …

Salbutamol Impurity D is a chiral, metal chelator impurity of the drug substance Salbutamol. It …

3,4-Dimethoxyphenyl isopropyl ketone (DMPK) is a calcium antagonist that has been shown to be hypotensive …

2-Demethoxy-4-methoxy urapidil is a drug product that is used in the development of new drugs. …

Vildagliptin Related Compound 2 is a synthetic compound that has been shown to be an …

Defluoropitavastatin calcium salt is a synthetic, high purity, pharmacopoeia drug product. It is a metabolite …

Bisoprolol impurity G is a metabolite of bisoprolol. It is the standard for bisoprolol impurities …

(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 …

Decarboxy ciprofloxacin is a prodrug that is active against bacteria and other microorganisms. It has …

(3R,5S,6E)-7-[1-ethyl-3-(4-fluorophenyl)-1H-indol-2-yl]-3,5-dihydroxy-6-heptenoic acid sodium salt is an impurity standard for the drug product. It is a …

Chlorpromazine EP Impurity F is a research and development impurity standard for the drug product, …

Bromfenac sodium imp-B is an analytical standard that is used in drug development and research …

Ivermectin Impurity K is an impurity in Ivermectin, a drug product. It is a natural …

(S)-(-)-1,1,2-Triphenyl-1,2-ethanediol is a chiral compound that is used in the synthesis of pharmaceuticals. The allylation …

1-Phenyl-1,2,3,4-tetrahydro-isoquinoline is a synthetic compound which has been used as a lead compound for the …

rac-N-Desbutyroyl acebutolol is a prodrug that is metabolized to the active form, acebutolol. The metabolism …

2-Hydroxy-5-[2-[4-(2-imino-1(2H)-pyridinyl)phenyl]diazenyl]-benzoic acid (DPC) is a drug product that is used in pharmaceutical research and development. …

Metformin EP Impurity B Dinitrate is a metabolite of metformin. Metformin is a drug product …

3-[2-[(5-Ethyl-2-pyridinyl)ethoxy]phenyl] Pioglitazone Impurity is a drug product that is used for analytical purposes and as …