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PROCESS FOR PREPARING 2,6-DITERTIARYBUTYL-4-MERCAPTOPHENOL AND 4,4'-ISOPROPYLIDENEDITHIOBIS-(2,6-DI-TERTIARYBUTYLPHENOL)
PROCESS FOR PREPARING 2,6-DITERTIARYBUTYL-4-MERCAPTOPHENOL AND 4,4'-ISOPROPYLIDENEDITHIOBIS-(2,6-DI-TERTIARYBUTYLPHENOL)
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机译:制备2,6-二叔丁基-4-巯基苯酚和4,4'-异丙烯基苯二酚-(2,6-二叔丁基苯酚)的方法
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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.
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