发明名称 |
PROCESS FOR THE PREPARATION OF PENTAFLUOROBENZYL ALCOHOL |
摘要 |
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. |
申请公布号 |
ZA8208318(B) |
申请公布日期 |
1983.09.28 |
申请号 |
ZA19820008318 |
申请日期 |
1982.11.12 |
申请人 |
BAYER AG |
发明人 |
HOPPMANN ANGELA;JAUTELAT MANFRED;ARLT DIETER |
分类号 |
C07C27/00;C07C29/40;C07C33/46;C07C67/00;C07F3/02 |
主分类号 |
C07C27/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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