Method for the preparation of trimethylhydroquinone

Details Method for the preparation of trimethylhydroquinone Method for the preparation of trimethylhydroquinone

1976-09-20

1977-11-29

Thomas, Jr., James O.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260621R, C07C 3908

Patent

active

040605612

ABSTRACT:
Trimethylhydroquinone is prepared by reacting 4-methoxyphenol with methanol over MgO or MgO promoted with oxides of aluminum, uranium, titanium, cerium, manganese, zinc, and iron at temperatures of from about 350.degree. C to about 550.degree. C and pressures up to about 1,000 pounds per square inch gauge.

REFERENCES:
patent: 2091483 (1937-08-01), Olin
patent: 2289886 (1942-07-01), Schmerlin
patent: 2697732 (1954-12-01), Mavity
patent: 3256336 (1966-06-01), Lange

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