Standards; Pharmaceutical/API Drug Impurities/Metabolites;
应用:
(αZ)-2-[[(1,1-Dimethylethoxy)carbonyl]amino]-α-[[2-(1,1-dimethylethoxy)-2-oxoethoxy]imino]-4-thiazoleacetic Acid is an intermediate in the synthesis of 7-[[(2Z)-2-(2-Amino-4-thiazolyl)-2-[(carboxymethoxy)imino]acetyl]amino]-cefixime (A633390). 7-[[(2Z)-2-(2-Amino-4-thiazolyl)-2-[(carboxymethoxy)imino]acetyl]amino]-cefixime is a cefixime impurity. Cefixime (C242800) is an orally active, third generation cephalosporin antibiotic.