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CAS号: 34632-04-7 英文名称: L-Cephalexin 英文同义词: 7-(α-AMi;L-Cephalexin;Cefalexin impurity L;Cefalexin Impurity 10;Cephalexin impurity L;Cephalexin Impurity 18;7-(α-Amino-L-phenylacetamido)-3-deacetoxycephalosporanic acid;(7S)-7-{[(2S)-2-Amino-2-phenylacetyl]amino}-3-methyl-8-oxo-5-thia -1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid;5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[[(2S)-aminophenylacetyl]amino]-3-methyl-8-oxo-, (6R,7R)-;[6R-[6α,7β(S*)]]-7-[(AMinophenylacetyl)aMino]- 3-Methyl-8-oxo-5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid 中文名称: L-苯甘孢霉素 中文同义词: L-头孢氨苄;L-苯甘孢霉素;头孢氨苄杂质L;头孢氨苄杂质18;头孢氨苄L-头孢氨苄;原料药头孢氨苄 杂质L 分子式: C16H17N3O4S 分子量: 347.39