| 发明名称 |
Process for the preparation of dithiols. |
| 摘要 |
<p>Process for the production of a dithiol by the action of hydrogen sulphide on an unconjugated diene in the presence of light of wavelength from 300 to 600 nm and of a catalyst system comprising an aromatic ketone or thioketone and a trialkyl phosphite; the diene is dissolved or dispersed in liquid H2S which is present in excess.</p> |
| 申请公布号 |
EP0272181(A1) |
申请公布日期 |
1988.06.22 |
| 申请号 |
EP19870402767 |
申请日期 |
1987.12.04 |
| 申请人 |
SOCIETE NATIONALE ELF AQUITAINE (PRODUCTION) |
发明人 |
OLLIVIER, JEAN |
| 分类号 |
C07C319/04;B01J31/02;C07B61/00;C07C67/00;C07C313/00;C07C321/04;(IPC1-7):C07C149/06 |
主分类号 |
C07C319/04 |
| 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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