Standards; Pharmaceutical/API Drug Impurities/Metabolites;
应用:
(6R,7R)-Benzhydryl 7-((Z)-2-((2-(Benzhydryloxy)-2-oxoethoxy)imino)-2-(2-((Z)-2-((2-(tert-butoxy)-2-oxoethoxy)imino)-2-(2-((tert-butoxycarbonyl)amino)thiazol-4-yl)acetamido)thiazol-4-yl)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate is an intermediate in the synthesis of 7-[[(2Z)-2-(2-Amino-4-thiazolyl)-2-[(carboxymethoxy)imino]acetyl]amino]-cefixime (A633390), which is a cefixime impurity. Cefixime (C242800) is an orally active, third generation cephalosporin antibiotic.
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