| 发明名称 |
HETEROCYCLISCHE AZIJNZUURESTERS. |
| 摘要 |
<p>Novel diastereomers of the Formula I <IMAGE> which are useful as intermediates in the preparation of thienamyan, are prepared in a process which comprises removing the ethylene ketal group from a compound of the general Formula III <IMAGE> [wherein R<1> is hydrogen or (as an amide protecting group) a phenyl or benzyl group optionally substituted by one or more methoxy group(s)] and reducing the new compound of the general Formula <IMAGE> thus obtained.</p> |
| 申请公布号 |
NL8401978(A) |
申请公布日期 |
1985.01.16 |
| 申请号 |
NL19840001978 |
申请日期 |
1984.06.22 |
| 申请人 |
RICHTER GEDEON VEGYESZETI GYAR R.T. TE BOEDAPEST EN BIOGAL GYOGYSZERGYAR TE DEBRECEN, HONGARIJE. |
发明人 |
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| 分类号 |
C07D205/08;C07D405/04;(IPC1-7):C07D205/08;C07D487/04 |
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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