发明授权
- 专利标题: Process for the preparation of ketones
- 专利标题(中): 酮的制备方法
-
申请号: US848546申请日: 1986-04-07
-
公开(公告)号: US4740624A公开(公告)日: 1988-04-26
- 发明人: Manfred Kohler , Michael Romer , Claus P. Herz
- 申请人: Manfred Kohler , Michael Romer , Claus P. Herz
- 申请人地址: DEX Darmstadt
- 专利权人: Merck Patent Gesellschaft mit beschrankter Haftung
- 当前专利权人: Merck Patent Gesellschaft mit beschrankter Haftung
- 当前专利权人地址: DEX Darmstadt
- 优先权: DEX3512541 19850406
- 主分类号: B01F17/42
- IPC分类号: B01F17/42 ; B01J31/00 ; C07B61/00 ; C07C45/00 ; C07C45/64 ; C07C49/82 ; C07C49/83 ; C07C49/84 ; C07C67/00 ; C07C253/00 ; C07C255/56 ; C07C313/00 ; C07C319/20 ; C07C323/22
摘要:
Ketones of the formula II ##STR1## with Ar, R.sup.1 and R.sup.2 as indicated below, can be hydroxylated, readily and in high yields, in the .alpha.-position using tetrahalogenomethanes and alkali metal hydroxides under phase-transfer conditions.
公开/授权文献
- US5740715A Cutter with bent over depth gauge 公开/授权日:1998-04-21
信息查询