Talampicillin and its Impurities

A penicillanic acid ester that is the 1-phthalidyl ester of ampicillin. It is a prodrug of ampicillin. A substance that kills or slows the growth of microorganisms, including bacteria, viruses, fungi and protozoans. Reference standards of Talampicillin API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.