发明名称 |
Preparation of quinoline derivatives |
摘要 |
A new process for preparing 5-oxo-tetrahydroquinolines comprises condensing a compound of formula II with a <IMAGE> <IMAGE> <IMAGE> II III I compound of formula III to obtain a compound of formula I wherein R, R1, R2 and R3 are selected from hydrogen and lower alkyl. Compounds of formula I are intermediates for pharmaceuticals.
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申请公布号 |
US4092317(A) |
申请公布日期 |
1978.05.30 |
申请号 |
US19750610798 |
申请日期 |
1975.09.05 |
申请人 |
JOHN WYETH & BROTHER LIMITED |
发明人 |
CURRAN, ADRIAN CHARLES WARD |
分类号 |
C07D215/06;C07D215/20;(IPC1-7):C07D215/20 |
主分类号 |
C07D215/06 |
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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