发明名称 |
PROCESS FOR PREPARING 2,6-DI-TERTIARYBUTYL-4-MERCAPTOPHENOL AND 4,4'-ISOPROPYLIDENEDITHIO-BIS-(2,6-DI-TERTIARYBUTYLPHENOL) |
摘要 |
This invention relates to an improvement in a process for making 2,6-di-tertiarybutyl-4-mercaptophenol and 4,4-isopropylidenedithio-bis-(2,6-di-tertiarybutylphenol) which comprises reduction of bis(3,5-di-tertiarybutyl-4-hydroxyphenol)polysulfide with hydrogen gas in the presence of a catalytic amount of cobalt-molybdenum catalyst. M01255
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申请公布号 |
CA1339222(C) |
申请公布日期 |
1997.08.05 |
申请号 |
CA19880556531 |
申请日期 |
1988.01.14 |
申请人 |
MERRELL DOW PHARMACEUTICALS INC. |
发明人 |
LASKOVICS, F. MARK;BARGERON, KIM G. |
分类号 |
C07C319/14;B01J23/88;C07B61/00;C07C67/00;C07C313/00;C07C319/06;C07C323/20;(IPC1-7):C07C319/06 |
主分类号 |
C07C319/14 |
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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