CRYSTALLINE (6R,7R)-7-{2-(5-AMINO-[1,2,4]THIADIAZOL-3-YL)-2-[(Z)-TRITYLOXYIMINO]-ACETYLAMINO}-3-[(R)-1'-TERT-BUTOXYCARBONYL-2-OXO-[1,3']BIPYRROLIDINYL-(3E)-YLIDENEMETHYL]-8-OXO-5-THIA-1-AZA-BICYCLO[4.2.0]OCT-2-ENE-2-CARBOXYLIC ACID BENZHYDRYL ESTER; ITS MANUFACTURE AND USE

摘要

A solid DMSO solvate of a compound of formula (I) is described, which is a useful intermediate for preparing the broad spectrum antibiotics Ceftobiprole and Ceftobiprole Medocaril.