Catalytic process for preparation of ortho-alkylated phenols

Details Catalytic process for preparation of ortho-alkylated phenols Catalytic process for preparation of ortho-alkylated phenols

1981-10-26

1985-07-09

Lone, Werren B.

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

Organic compounds

Oxygen containing

568789, 568794, 502324, 502328, C07C 3716, C07C 3906

Patent

active

045284075

ABSTRACT:
An improved catalytic process for selectively ortho-alkylating a phenolic compound which comprises reacting a phenolic compound with an alcohol, optionally in the presence of water, and a catalyst composite consisting essentially of the calcination residue obtained from heating an admixture of magnesium carbonate and/or magnesium hydroxide and a manganese compound.

REFERENCES:
patent: 3306875 (1967-02-01), Haye
patent: 3843606 (1974-10-01), Van Sorge
patent: 3873628 (1975-03-01), Van Sorge
patent: 3962126 (1976-06-01), Pecak
patent: 3971832 (1976-07-01), Watanabe et al.
patent: 3972836 (1976-08-01), Van Sorge
patent: 4041085 (1977-08-01), Frabetti

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