Process for preparing difluorochloromethoxybenzenes

Details Process for preparing difluorochloromethoxybenzenes Process for preparing difluorochloromethoxybenzenes

1987-01-14

1990-04-03

Lone, Werren B.

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

Organic compounds

Oxygen containing

560 18, 560 59, 560 65, 558423, 558424, 568 44, 568 49, 568 53, 568637, 568642, 568643, 568655, 568656, 568586, C07C 43225, C07C 4100

Patent

active

049142445

ABSTRACT:
Difluorochloromethoxybenzenes are prepared by reacting phenols with trichloromethyl chloroformate (=di-phosgene) in the presence of hydrogen fluoride.

REFERENCES:
patent: 3213062 (1965-10-01), Ellingboe
Weygard, Preparation Organic Chemistry, John Wiley & Sons, N.Y., 1972, pp. 378-379.
Ramsperger et al., J. Amer. Chem. Soc., vol. 55, pp. 214-217, Jan. 1933.
Houben--Weyl "Methoden der Organischen Chemie, Band E4: Kohlensaure-Derivative", 4th Edition, 1983, Georg Thieme Verlag, Stuttgart--New York Seiten 626-628, 1204.

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