A compound represented by the following formula (9):
wherein R5 represents an amino or protected amino group and Y represents a hydrogen atom, a lower alkyl group, a halogen atom or a nitro group, or a salt thereof.
7-acyl-3-(substituted carbamoyloxy) cephem compounds, use thereof and process for their preparation
申请人:Eisai Co., Ltd.
公开号:EP1074554A2
公开(公告)日:2001-02-07
A compound represented by the following formula (1a):
a process for the preparation thereof, an antibacterial composition comprising the same and the use thereof for the preparation of a medicament and for the synthesis of related cephem compounds.