发明名称 |
Verfahren zur Herstellung von 1,5-Benzothiazepinen durch Ringschluss von Aminoestern |
摘要 |
<p>A process for the resolution of amminoesters of the formula <CHEM> wherein R1 and R3 have the meanings reported in the specification, by tartaric acid and analogs thereof, is described. The compounds of formula IV-A are intermediates useful in the preparation of optically active 2-(4-methoxyphenyl)-1,5-benzothiazepin-4(5H)ones.</p> |
申请公布号 |
DE69033315(D1) |
申请公布日期 |
1999.11.11 |
申请号 |
DE1990633315 |
申请日期 |
1990.04.12 |
申请人 |
ZAMBON GROUP S.P.A., VICENZA |
发明人 |
TENTORIO, DARIO |
分类号 |
C07C319/28;C07C323/56;C07D281/10;(IPC1-7):C07D281/10 |
主分类号 |
C07C319/28 |
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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