Standards; Pharmaceutical/API Drug Impurities/Metabolites;
应用:
2-[1-(Hydroxymethyl)butyl]-3-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-1,3-diazaspiro[4.4]non-1-en-4-one, is an impurity of Irbesartan (I751000), an angiotensin II type 1 (AII1)-receptor antagonist.