| 发明名称 |
Hydroxy methyl carbazole acetic acid and esters |
| 摘要 |
{PG,1 A process for the preparation of 6-chloro-{60 -methylcarbazole-2-acetic acid from 6-chloro-{60 -hydroxy-{60 -methylcarbazole-2-acetic acid and/or 6-chloro-{60 -methylene-2-carboxylic acid, is described. The preparation of intermediates, such as, 6-chloro-{60 -hydroxy-{60 -methylcarbazole-2-acetic acid and lower alkyl carbazole-2-oxalate, inter alia, is also described.
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| 申请公布号 |
US4150031(A) |
申请公布日期 |
1979.04.17 |
| 申请号 |
US19780919010 |
申请日期 |
1978.06.26 |
| 申请人 |
HOFFMANN-LA ROCHE INC. |
发明人 |
BERGER, LEO;CORRAZ, ALFRED J.;PARRISH, DAVID R.;SCOTT, JOHN W. |
| 分类号 |
A61K31/403;A61K31/405;A61P25/04;A61P29/00;C07D209/86;C07D209/88;(IPC1-7):C07D209/82 |
主分类号 |
A61K31/403 |
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