Process for preparing o-phenylphenol

Details Process for preparing o-phenylphenol Process for preparing o-phenylphenol

1976-05-04

1978-05-09

Morgenstern, Norman

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

Organic compounds

Oxygen containing

252439, C07C 3706

Patent

active

040887022

ABSTRACT:
A process for preparing o-phenylphenol by dehydrogenating at least one of cyclohexanone dimer and o-cyclohexylphenol in the presence of a catalyst, characterized in that the catalyst is one prepared by causing a metal oxide carrier to support at least one compound substantially producing platinum or palladium on the resulting catalyst, at least one compound substantially producing an alkali metal oxide on the resulting catalyst and at least one of hydrogen sulfide, organic sulfur compound and alkali metal sulfide, and heating the carrier at 300.degree. to 400.degree. C.

REFERENCES:
patent: 3580970 (1971-05-01), Swift
patent: 3697606 (1972-10-01), Freindwald et al.
patent: 3923695 (1975-12-01), Weissel et al.
patent: 3932536 (1976-01-01), Weissel et al.
patent: 3933924 (1976-01-01), Weissel et al.
patent: 3972951 (1976-08-01), Kapnes et al.
patent: 3980716 (1976-09-01), Elliot

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