| 发明名称 |
PROCESS FOR THE PREPARATION OF 2-(4-CHLOROPHENYL)-3-METHYLBUTYRIC ACID |
| 摘要 |
A process for the preparation of 2-(4-chlorophenyl)-3-methylbutyric acid from 4-chlorobenzaldehyde by conversion of the benzaldehyde to 3-(4-chlorophenyl)-2-methylpropenal, 3-(4-chlorophenyl)-2-methylpropanol, 1-(4-chlorophenyl)-2-methylpropene-1, and 2-(4-chlorophenyl)-2-methylbutyraldehyde, and finally to the desired corresponding butyric acid.
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| 申请公布号 |
US5072037(A) |
申请公布日期 |
1991.12.10 |
| 申请号 |
US19900632471 |
申请日期 |
1990.12.21 |
| 申请人 |
HOECHST AKTIENGESELLSCHAFT |
发明人 |
WEBER, JUERGEN;LAPPE, PETER;SPRINGER, HELMUT |
| 分类号 |
B01J23/755;C07B61/00;C07C45/49;C07C45/74;C07C51/16;C07C51/235;C07C51/285;C07C51/29;C07C57/58 |
主分类号 |
B01J23/755 |
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