英文同义词: | [2R-[2α[R*(R*)],4β]]-4-Carboxy-α-[[[[(4-ethyl-2,3-dioxo-1-piperazinyl)
carbonyl]aMino]phenylacetyl]aMino]-5,5-diMethyl-2-thiazolidineacetic Acid;α-(4-Ethyl-2,3-dioxo-1-piperazinecarboxaMido)benzylpenicilloic Acid (T 1220 B);α-(4-Ethyl-2,3-dioxo-1-piperazinecarboxamido)benzylpenicilloic Acid;Piperacillin Impurity 2(EP Impurity B);Piperacillin ImpurityⅠ:Impurity A(Piperacilloic Acid;α-(4-Ethyl-2,3-dioxo-1-piperazinecarboxamido)benzylpenic;Piperacillin Impurity 2(EP Impurity B)(Mixture of Diastereomers);Piperacillin Impurity 5 |