Active pharmaceutical ingredient (API) impurities for research

(S)-Phenylephrine hydrochloride is a chiral sulfate salt of phenylephrine that is used as a bronchodilator. …

2-(4-Ethylphenyl)-propanoic acid is a supplement that is used to relieve pain and inflammation. It belongs …

Aceclofenac ethyl ester is a prodrug of diclofenac. It is a non-steroidal anti-inflammatory drug that …

Labetalol EP Impurity C is a synthetic impurity standard that is used to calibrate HPLC …

(S)-3-(Dimethylamino)-1-(2-thienyl)propan-1-ol is a polymerase chain reaction (PCR) reagent that is used as a building block …

This product is a synthetic impurity of Allopurinol. It is a cyclization reaction product of …

(R)-3-((R)-5-Oxopyrrolidine-2-carbonyl)thiazolidine-4-carboxylic acid is a research and development, impurity standard, custom synthesis, drug product, synthetic, high …

N2-Methyl alfuzosin-D7 is a drug product that belongs to the group of alfuzosin, which is …

1-[(1-Methylethyl)amino]-3-phenoxy-2-propanol is an organic compound that belongs to the class of phenoxyethanol derivatives. It has …

2-Methoxy-5-methyl-gamma-phenylbenzenepropanol is a synthetic compound that is used as an intermediate in the synthesis of …

(betaR,deltaR)-2,3-Bis(4-fluorophenyl)-beta,delta-dihydroxy-5-(1-methylethyl)-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic acid hemicalcium salt is an impurity that is used in the production of a …

(2E,5R)-7-[(1S,2S,6R,8S,8aR)-8-(2,2-Dimethyl-1-oxobutoxy)-1,2,6,7,8,8a-hexahydro-2,6-dimethyl-1-naphthalenyl]-5-hydroxy-2-heptenoic acid sodium salt is a synthetic drug product. It is an impurity in a …

N,S-Carboxymethyl cysteine hydrochloride (NCC) is a drug product that is synthesized from cysteine. It has …

(4R)-1-(4-O-b-D-Galactopyranosyl-b-D-glucopyranosyl)-4-(2-methylpropyl)-2-pyrrolidinone is a synthetic, impurity standard and research and development compound. (4R)-1-(4-O-b-D-Galactopyranosyl-b-D-glucopyranosyl)-4-(2-methylpropyl)-2pyrrolidinone is used as …

Ibuprofen EP impurity H is an impurity of ibuprofen. It is a white crystalline powder …

4',4'''-[(4'-Methyl-2'-propyl[2,6'-bi-1H-benzimidazole]-1,1'-diyl)bis(methylene)]bis[1,1'-biphenyl]-2-carboxylic acid is an analytical reagent that is used in research and development as a …

7-O-(Triethylsilyl) paclitaxel is a synthetic Taxol analog. It is manufactured by custom synthesis and purified …

2-[(4-Methoxy-3-methyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole is a synthetic, impurity standard that is used in the synthesis of drug products. …

Valacyclovir Related Compound D is a synthetic metabolite of Valacyclovir. It is the primary metabolite …

cis 5-Fluoro-1-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]-2,4(1H,3H)-pyrimidinedione is a drug product that has been custom synthesized for use as an …