| 发明名称 |
A PROCESS FOR PREPARING 3-{[3-CHLORO-4-(METHYLSULFONYL)-PHENYL]METHYLENE}-2,4-PENTANEDIONE |
| 摘要 |
3-{[3-Chloro-4-(methylsulfonyl)phenyl]methylene}-2,4-pentanedione is prepared from 3-chloro-4-(methylsulfonyl)benzaldehyde and 2,4-pentanedione using 2-propanol or 2-propanol and DMF as a solvent and an amine optionally with a weak acid as a catalyst.
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| 申请公布号 |
WO0149660(A1) |
申请公布日期 |
2001.07.12 |
| 申请号 |
WO2000FI01150 |
申请日期 |
2000.12.28 |
| 申请人 |
ORION CORPORATION;LOENNBERG, KARI;BAECKSTROEM, REIJO |
发明人 |
LOENNBERG, KARI;BAECKSTROEM, REIJO |
| 分类号 |
A61P11/00;C07C315/04;C07C317/14;(IPC1-7):C07C315/04 |
主分类号 |
A61P11/00 |
| 代理机构 |
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