PPR53: Piperacillin Impurity 3

2-((2-((R)-(1-Ethyl-2,3-dioxopiperazine-4-carboxamido)(phenyl)methyl)-5-oxooxazol-4(5H)-ylidene)methylamino)-3-mercapto-3-methylbutanoic acid ;

C23H27N5O7S ;
Mol. Wt.: 517.55 ;