Process for preparing 2,6-di-tertiarybutyl-4-mercaptophenol and 4,4'-isopropylidenedithio-bis-(2,6-di-tertiarybutylphenol)
作者： F. Marck Laskovics , Kim G. Bargeron
DOI:
关键词: Polymer chemistry 、 Nanotechnology 、 Chemistry 、 Hydrogen 、 Catalysis 、 4-mercaptophenol 、 Atmospheric temperature range 、 Polysulfide
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-hydroxyphenyl)polysulfide with hydrogen gas at temperature range from about 20° C. 90° the presence catalytic amount cobalt-molybdenum catalyst.
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