| 发明名称 |
Process for the preparation of 3-phenyl-2-propenones |
| 摘要 |
A novel process for the preparation of 3-pheny-2-propenones of the formula <IMAGE> (I) which process comprises reacting phenylmethanesulphonyl fluorides of the formula <IMAGE> (II) with ketones of the formula <IMAGE> (III) in which A, R, Z and M have the meanings given in the specification, in the presence of a phase transfer catalyst and in the presence of acid binders and inert solvents. The products are known intermediates for the preparation of pesticides and pharmaceuticals.
|
| 申请公布号 |
US5360935(A) |
申请公布日期 |
1994.11.01 |
| 申请号 |
US19920944556 |
申请日期 |
1992.09.14 |
| 申请人 |
NIHON BAYER AGROCHEM K.K. |
发明人 |
KAGABU, SHINZO;WADA, KATSUAKI |
| 分类号 |
B01J31/02;B01J31/24;C07B37/04;C07B61/00;C07C45/67;C07C45/68;C07C49/217;C07C49/782;C07C49/796;C07C49/813;C07C67/343;C07C69/618;C07C69/96;C07C205/45;C07C255/40;C07C323/22;C07D521/00;(IPC1-7):C07C49/683;C07C79/798 |
主分类号 |
B01J31/02 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
