Piperacillin BP Impurity B ;
Piperacilloic Acid ;
Penicilloic Acids of Piperacillin ;
(4S)-2-[Carboxy[[(2R)-2-[[(4-ethyl-2,3-dioxopiperazin-1-yl)carbonyl]amino]-2-phenylacetyl]amino]methyl]-5,5-dimethylthiazolidine-4-carboxylic acid ;
CAS # 64817-22-7 ;
C23H29N5O8S ;
MW: 535.57 ;