| 发明名称 |
PROCESS FOR THE PREPARATION OF PYRROLIDONE DERIVATIVES |
| 摘要 |
<p>A process for preparing compounds (1) <IMAGE> (1) where Y is NR1R2 or OR, R1 and R2 are hydrogen or C1-3 alkyl, and R is C1-3 alkyl, which comprises protecting the hydroxy group of a compound (2) <IMAGE> (2) cyclising the product under basic conditions and removing the protecting group.</p> |
| 申请公布号 |
EP0156655(A3) |
申请公布日期 |
1986.02.05 |
| 申请号 |
EP19850302244 |
申请日期 |
1985.04.01 |
| 申请人 |
I.S.F. SOCIETA PER AZIONI |
发明人 |
PINZA, MARIO;PFEIFFER, UGO CLAUDIO |
| 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;C07C103/56 |
主分类号 |
C07D207/277 |
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