发明名称 |
PROCESS FOR THE PREPARATION OF PYRROLIDONE DERIVATIVES |
摘要 |
<p>A process for preparing compounds (1) < IMG > (1) where Y is NR1R2 or OR, R1 and R2 are hydrogen or C1-3 alkyl, and R is C1-3 alkyl, comprises protecting the hydroxy group of a compound (2) < IMG > (2) cyclising the product under basic conditions and removing the protecting group. The compounds (1) are useful psychotropic compounds which restore cognitive function in animals and man damaged by various pathologies.</p> |
申请公布号 |
CA1241334(A1) |
申请公布日期 |
1988.08.30 |
申请号 |
CA19850477420 |
申请日期 |
1985.03.25 |
申请人 |
I.S.F. S.P.A. |
发明人 |
PFEIFFER, UGO;PINZA, MARIO |
分类号 |
C07D207/277;A61K31/40;A61K31/4015;A61K31/4025;A61P25/28;C07C67/00;C07C231/00;C07C231/02;C07C231/12;C07C235/12;C07C237/06;C07D207/26;C07D207/273;C07D309/12;C07D405/12;(IPC1-7):C07D207/273 |
主分类号 |
C07D207/277 |
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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