AXS51A: Azlocillin Open-Ring Decarboxy Impurity

(4S)-5,5-Dimethyl-2-((2-(2-oxoimidazolidine-1-carboxamido)-2-phenylacetamido)methyl)thiazolidine-4-carboxylic acid ; 

CAS # 99795-14-9 ;

C19H25N5O5S ;
Mol. Wt.: 435.5 ;