Preparation process of 4,4'-biphenol, precursor of same and prep

Details Preparation process of 4,4'-biphenol, precursor of same and prep Preparation process of 4,4'-biphenol, precursor of same and prep

1988-04-06

1989-10-10

Lone, Werren B.

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

568721, 568731, 568732, 568734, 568822, C07C 3917

Patent

active

048733741

ABSTRACT:
A novel compound, 4-(4-hydroxyphenyl)-3-cyclohexene-1-ol, and a novel preparation process of 4,4'-biphenol by using the novel compound as the raw material.
4-(4-Hydroxyphenyl)-3-cyclohexene-1-ol can be obtained by conducting a thermal decomposition reaction of 4,4-bis(4-hydroxyphenyl)cyclohexanol. 4,4'-Biphenol can be industrially manufactured by conducting a dehydrogenation reaction of 4-(4-hydroxyphenyl)-3-cyclohexene-1-ol.

REFERENCES:
patent: 4723046 (1988-02-01), Nagata et al.
Patent Abstracts of Japan, vol. 7, No. 151, (Jul. 2, 1983), (C-174), 1296 for Japanese Published Patent Appln. No. 58-62128.
Chemische Berichte, 22, 335.
J. Organic Chemistry, 34, 1160 (1969).
Chem. & Ind. 1437 (1958).
J. Am. Chem. Soc., 76, 1733 (1954).

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