百科

7-氨基-3-头孢环-4-羧酸

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

diphenylmethyl (6R,7R)-7-(phenylacetamido)ceph-3-em-4-carboxylate

头孢布烯母核

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,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

(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

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