| 发明名称 |
Process for preparing optically active alpha-haloalkyl-arylketones. |
| 摘要 |
<p>A process is described for preparing alpha-haloalkyl-aryl-ketones, comprising reacting a substantially anhydrous strong acid with a ketal of formula
<Chemistry id="chema01" num="0001"><Image id="ia01" he="60" wi="114" file="IMGA0001.TIF" imgContent="chem" imgFormat="TIFF" /></Chemistry> in which Ar, R, R₁, R₂ and X have the meanings given in the description. </p> |
| 申请公布号 |
EP0217376(A2) |
申请公布日期 |
1987.04.08 |
| 申请号 |
EP19860113499 |
申请日期 |
1986.10.01 |
| 申请人 |
ZAMBON S.P.A. |
发明人 |
CASTALDI, GRAZIANO;CAVICCHIOLI, SILVIA;CIORDANO, CLAUDIO |
| 分类号 |
C07C45/59;C07B31/00;C07B53/00;C07C45/00;C07C49/80;C07C49/84;C07C67/00;C07D317/32;(IPC1-7):C07C45/59 |
主分类号 |
C07C45/59 |
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