Process for the preparation of 3,5-dialkyl-4-hydroxy benzoic aci

Details Process for the preparation of 3,5-dialkyl-4-hydroxy benzoic aci Process for the preparation of 3,5-dialkyl-4-hydroxy benzoic aci

1986-08-18

1988-03-08

Mars, Howard T.

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

Organic compounds

Carboxylic acids and salts thereof

562424, C07C 5115

Patent

active

047300833

ABSTRACT:
An improved process for the preparation of 3,5-dialkyl-4-hydroxybenzoic acid comprising the reaction of 2,6-dialkylphenol and carbon dioxide in the presence of a mono- or polyalkylene glycol ether.

REFERENCES:
patent: 3305484 (1967-02-01), Orloff
patent: 4032555 (1977-06-01), Bottaccio et al.
patent: 4034006 (1977-07-01), Lind et al.
Sakakibara et al., Bull. Chem. Soc. Jpn., vol. 53, 1980, pp. 279-280.

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