| 发明名称 |
IMPROVED PROCESS FOR PRODUCING A-VITAMINE FROM SULFONES |
| 摘要 |
Vitamin A alcohol and its lower alkanoic esters are prepared by desulphonation of corresponding sulphones with a solid potassium alcoholate of a primary or secondary lower alcohol at 10 DEG to 50 DEG C. in an anhydrous liquid hydrocarbon. |
| 申请公布号 |
HU173649(B) |
申请公布日期 |
1979.07.28 |
| 申请号 |
HU1977RO00935 |
申请日期 |
1977.07.27 |
| 申请人 |
RHONE-POULENC INDUSTRIES,FR |
发明人 |
DECOR,JEAN-PIERRE,FR |
| 分类号 |
C07B61/00;A61K;A61K31/07;B01J31/00;B01J31/02;C07C;C07C67/00;C07C69/14;C07C69/24;C07C401/00;C07C403/00;C07C403/06;C07C403/12;C07C403/22 |
主分类号 |
C07B61/00 |
| 代理机构 |
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代理人 |
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