Title:
４−（ホルミルチオ）−アゼチジン−２−オン誘導体およびペネム誘導体の製造方法
Document Type and Number:
Japanese Patent JP3522758
Kind Code:
B2
Abstract:
A process for the preparation of a compound of formula (IVA) which process comprises subjecting a compound of formula (V), where R is an ester-forming group or carboxy-protecting group, and X and Y are hydrogen or halogen provided that at least one of X or Y is halogen, to reductive formylation.
Inventors:
アンダーソン，リチャード・キース
Application Number:
JP52182094A
Publication Date:
April 26, 2004
Filing Date:
March 29, 1994
Export Citation:
Assignee:
スミスクライン・ビーチャム・パブリック・リミテッド・カンパニー
International Classes:
C07D205/09; C07D499/32; C07D499/88; C07D513/04; C07D499/28; (IPC1-7): C07D205/09; C07D499/28; C07D499/32; C07D513/04
Attorney, Agent or Firm:
青山 葆 （外１名）