Process for transhalogenating a halophosphorus compound with flu

Details Process for transhalogenating a halophosphorus compound with flu Process for transhalogenating a halophosphorus compound with flu

1987-10-19

1991-10-29

Medley, Margaret B.

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

Organic compounds

Phosphorus esters

558 90, 558140, C07F 9141

Patent

active

050618180

ABSTRACT:
Phosphorus compounds having at least one chlorine, bromine or iodine bonded directly to phosphorus are transhalogenated with fluorine by reaction with a fluoride salt, e.g., KF, or ammonium fluoride in the presence of a hydrogen halide salt of a pyridine-type nitrogen base, e.g., pyridine hydrochloride.

REFERENCES:
patent: 3254050 (1966-05-01), Baranauckas et al.
patent: 3281506 (1966-10-01), Shephard et al.
patent: 4094855 (1978-06-01), Spivack
patent: 4233207 (1980-11-01), Spivack

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