The Synthesis of 4??Decarboxy??4??phosphono??O??2??isooxacephems,??isopenams and??isooxacephems Containing Phosphorus at the 3??Position

GH Hakimelahi, G Just

Index: Helvetica Chimica Acta, , vol. 65, # 5 p. 1359 - 1367

Full Text: HTML

Citation Number: 12

Abstract

... The product was extracted with EtOAc, the solution dried (MgS04), filtered, and the volume was reduced to about 10 ml by evaporation, following which ether was added slowly to give 6b, 0.07 g (36%) as crystals, mp 82-85", - IR. ... HELVETICA CHIMICA ACTA - Vol. 65, Fax. ...