| 发明名称 |
FREMGANGSMAADE TIL FREMSTILLING AF RENE FLUORAL-HYDRATER OG RENT HEXAFLUORACETONE-HYDRAT |
| 摘要 |
<p>A process for preparing pure fluoral hydrate or hexafluoroacetone hydrate which comprises reacting a hemiacetal with the formula <IMAGE> wherein R is hydrogen or CF3, with water in a distillation column, removing respectively the methanol or ethanol produced at the head of the column, and recovering at the bottom of the column the pure hydrate so produced.</p> |
| 申请公布号 |
DK324685(A) |
申请公布日期 |
1986.01.19 |
| 申请号 |
DK19850003246 |
申请日期 |
1985.07.17 |
| 申请人 |
ATOCHEM |
发明人 |
CHEMINAL BERNARD;MATHAIS HENRI;THOMARAT MARC |
| 分类号 |
C07C43/13;C07C27/00;C07C29/10;C07C29/132;C07C29/60;C07C29/80;C07C31/38;C07C31/42;C07C41/00;C07C41/28;C07C41/48;C07C41/58;C07C43/313;C07C43/317;C07C67/00;(IPC1-7):C07C/ |
主分类号 |
C07C43/13 |
| 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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