发明名称 |
HETEROCYCLIC ACETIC ACID DERIVATIVES AND PROCESS FOR THE PREPARATION THEREOF |
摘要 |
The invention relates to compounds of the general formula (X) <IMAGE> (X) wherein R is as a removable protecting substituent of the amido group a phenyl group or a benzyl group substituted by one or more alkoxy group(s) having 1-4 carbon atoms and R1 stands for a hydrogen atom or an alkyl group having 1-4 carbon atoms and a process for the preparation thereof. The compounds of the general formula (X) can be prepared from the starting materials of the general formula (V), wherein R and R1 are as stated above and Z is an alkyl group having 1-4 carbon atoms. The compounds of the general formula (X) are useful pharmaceutical intermediates which can be used in the preparation of known antibiotics (e.g. Thienamycin and PS-5). |
申请公布号 |
ZA8307971(B) |
申请公布日期 |
1984.12.24 |
申请号 |
ZA19830007971 |
申请日期 |
1983.10.26 |
申请人 |
RICHTER GEDEON VEGYESZETI GYAR RT.;BIOGAL GYOGYSZERGYAR |
发明人 |
KAROLY LEMPERT;FERENC BERTHA;GABOR DOLESCHALL;JOZSEF FETTER;GYULA HORNYAK;JOZSEF NYITRAI;GYULA SIMIG;KAROLY ZAUER |
分类号 |
C07D205/08 |
主分类号 |
C07D205/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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