CAS NO : 64844-70-8 | Product Name : Piperacillin Sodium - Impurity M (Freebase) | Chemical Name : (2S,5R,6R)-6-[[(2R)-2-[[[2-[Ethyl(oxalo)amino]ethyl]carbamoyl]amino]-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid | Pharmaffiliates