Patent search ap:("FUJISAWA PHARMACEUTICAL CO. LTD.") AND inv:"TAKASUGI Page HISASHI"

1.

发明公开
STARTING COMPOUNDS FOR PREPARING CEPHEM COMPOUNDS, PROCESSES FOR THEIR PREPARATION, PROCESSES FOR PREPARING CEPHEM COMPOUNDS AND CEPHEMS SO OBTAINED 失效
Title translation: 制备化合物的起始化合物，其制备方法，制备CEPHEM化合物和CEPHEMS的方法

公开(公告)号：EP0009671A3

公开(公告)日：1980-06-25

申请号：EP79103389

申请日：1979-09-11

Applicant: FUJISAWA PHARMACEUTICAL CO. LTD.

Inventor： UEDA, IKUO , TAKAYA, TAKAO , KOBAYASHI, MASAKAZU , MASUGI, TAKASHI , TAKASUGI, HISASHI , KOCHI, HIROMI , KITAGUCHI, TADASHI

IPC: C07D317/30 , C07D319/06 , C07D501/04 , C07D501/14 , C07D501/20 , C07C131/00 , C07D501/00 , C07D501/59

CPC classification number: C07D317/30 , C07D319/06

2.

发明公开
SYN-ISOMERS OF 7-SUBSTITUTED-3-CEPHEM-4-CARBOXYLIC ACID ESTERS, AND A PROCESS FOR PRODUCTION THEREOF 失效
Title translation: 7-取代-3-羧基-4-羧酸酯的SYN-异构体及其生产方法

公开(公告)号：EP0065745A3

公开(公告)日：1983-12-14

申请号：EP82104358

申请日：1982-05-18

Applicant: FUJISAWA PHARMACEUTICAL CO., LTD.

Inventor： TAKAYA, TAKAO , TAKASUGI, HISASHI , CHIBA, TOSHIYUKI , TSUJI, KIYOSHI

IPC: A61K31/545 , A61K31/546 , A61P31/04 , C07D501/20 , C07D501/22 , C07D501/24

CPC classification number: C07D501/20

Abstract: Syn-Isomers of 7-substituted-3-cephem-4-carboxylic acid esters of the formula: wherein R is lower alkanoyloxy (C₂-C₆ alkyl, isobutyryloxy methyl, 2-ethylbutyryloxymethyl or 3,3- dimethylbutyryloxymethyl,
or salts thereof, and processes for their preparation and pharmaceutical composition containing them.

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