| 发明名称 |
FREMGANGSMAADE TIL FREMSTILLING AF PENTAFLUORBENZYLALKOHOL |
| 摘要 |
<p>A novel process for the preparation of pentafluorobenzyl alcohol of the formula I <IMAGE> in which chloropentafluorobenzene of the formula II <IMAGE> is reacted with magnesium turnings to give the Grignard compound of the formula III <IMAGE> followed by reaction with gaseous formaldehyde, which process is characterised in that the reaction is carried out in a mixture of aromatic hydrocarbons and ethers at temperatures between 0 and 25 DEG C.</p> |
| 申请公布号 |
DK506682(A) |
申请公布日期 |
1983.05.15 |
| 申请号 |
DK19820005066 |
申请日期 |
1982.11.12 |
| 申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
HOPPMANN ANGELA;JAUTELAT MANFRED;ARLT DIETER |
| 分类号 |
C07C27/00;C07C29/40;C07C33/46;C07C67/00;C07F3/02;(IPC1-7):C07C/ |
主分类号 |
C07C27/00 |
| 代理机构 |
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