Process for preparing alkoxyphenols

Details Process for preparing alkoxyphenols Process for preparing alkoxyphenols

1984-10-19

1986-05-13

Helfin, Bernard

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

Organic compounds

Carboxylic acid esters

568433, 568592, 568650, 568651, 568652, C07C 4116, C07C 4564, C07C 6728

Patent

active

045888353

ABSTRACT:
A process for preparing an alkoxyphenol represented by the formula: ##STR1## wherein R is hydrogen, alkyl having 1 to 4 carbon atoms, formyl, hydroxymethyl, alkoxymethyl, dialkoxymethyl, acetoxymethyl or diacetoxymethyl, R' is alkyl having 1 to 4 carbon atoms, and n is an integer of 1 to 5, characterized in that a phenol halide represented by the formula: ##STR2## wherein R and n are as defined above, and X is chlorine or bromine is reacted, in the presence of a copper salt serving as a catalyst and of a solvent, with a product prepared by heating, in the presence of a dehydrating agent, an alkali metal hydroxide and a compound of the formula R'OH wherein R' is as defined above.

REFERENCES:
patent: 3479381 (1969-11-01), Mitchell
patent: 4172960 (1979-10-01), Baldwin et al.
Morton, Laboratory Technique in Organic Chemistry (1938), 2-7.
Bulgach et al., Chem. Abs., vol. 30 (1936), 3836 (2).

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