PHP05A: Phenoxymethylpenicillin EP Impurity E

Penicilloic Acids of Phenoxymethylpenicillin ;    

(4S)-2-[Carboxy[(2-phenoxyacetyl)amino]methyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid ;

C16H20N2O6S ;
Mol. Wt.: 368.4 ;