Method for ether formation

Details Method for ether formation Method for ether formation

1991-11-25

1993-02-09

Cintins, Marianne M.

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

Organic compounds

Oxygen containing

C07C 4101

Patent

active

051854716

ABSTRACT:
A process for the preparation of 1,1'-oxy-bis(3-trifluoromethyl-4-nitrobenzene) which comprises reacting a compound of the formula ##STR1## where X is F, Cl, Br or I; with an inorganic base selected from the group consisting of alkali metal hydroxides, alkali metal carbonates, and alkali metal bicarbonates, in the presence of a catalytic quantity of a benzoate catalyst. In addition, benzoate esters of 4-nitro-3-trifluoromethylphenol may be isolated.

REFERENCES:
patent: 4558164 (1985-12-01), Jones et al.
patent: 4700011 (1987-10-01), Pillsbury
Mari et al., Gov. Industrial Research Institute, No. 3, 675-677, "Synthesis of Diisobyanates of Trifluoromethyl Substituted Biphenyls and Diphenyls", 1972.
Jacobs, J. Org. Chem., vol. 36, No. 1, pp. 242-243, 1971, "Synthesis of Nitrotrifluoromethylphenols and Related Compounds . . .".

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