上游原料
7-氨基-3-头孢环-4-羧酸
CAS号：36923-17-8
英文名：7-Amino-3-cephem-4-carboxylic Acid
分子式：C7H8N2O3S
分子量：200.215
上游原料
diphenylmethyl (6R,7R)-7-(phenylacetamido)ceph-3-em-4-carboxylate
头孢布烯母核
(6R,7R)-benzhydryl 3-(hydroxymethyl)-8-oxo-7-(2-phenylacetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
(6R)-3-formyl-8-oxo-7t-(2-phenyl-acetylamino)-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester
