Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Patent
1978-02-15
1979-08-07
Lone, Werren B.
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
568569, C07C 3906
Patent
active
041638638
ABSTRACT:
A process for preparing a methylphenol from an alkylbenzene which process comprises oxidizing by molecular oxygen an alkylbenzene having one secondary alkyl group and 1-3 methyl groups of the general formula I ##STR1## where R is a secondary alkyl group and n is an integer of 1-3, acid-decomposing the oxidation product solution in the presence of an acid catalyst, stopping the acid-decomposition reaction before its completion, hydrogenating the acid decomposition product solution in the presence of a hydrogenation catalyst in the presence or absence of a solvent, and recovering the resulting methylphenol of the general formula II ##STR2## where n is an integer of 1-3 from the hydrogenation product solution.
REFERENCES:
patent: 2750424 (1956-06-01), Armstrong et al.
patent: 3293308 (1966-12-01), Vol Epstein
patent: 3305590 (1969-02-01), Pillin
Aoyama Tetsuo
Goto Mikio
Horie Shigeru
Ikarashi Takeo
Osaki Naoto
Lone Werren B.
Mitsubishi Gas Chemical Company Inc.
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