Process for making meta- and para-alkylphenols

Details Process for making meta- and para-alkylphenols Process for making meta- and para-alkylphenols

1984-02-01

1985-07-30

Lone, Werren B.

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

Organic compounds

Oxygen containing

568804, 568794, C07C 3711

Patent

active

045323682

ABSTRACT:
A process for making a mixture of meta- and para-alkylphenols by contacting a mixture of phenol, ortho-alkylphenol and an alkylating agent (e.g. olefins or lower alcohols) with a zeolite having a silica:alumina ratio of at least 12:1 under alkylating conditions to obtain a mixture of ortho-, meta- and para-alkylphenols and then separating at least part of the ortho-alkylphenol which is recycled to a subsequent alkylation process carried out in the same manner.

REFERENCES:
patent: 3706807 (1972-12-01), Etherington
patent: 3728408 (1973-04-01), Tobias
patent: 3992455 (1976-11-01), Leston
patent: 4283573 (1981-08-01), Young
patent: 4371714 (1983-02-01), Young
patent: 4391998 (1983-07-01), Wu
Venuto et al., "Journal of Catalysis", vol. 4, (1966), pp. 81-98.

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