Bis(phosphonic acid) difluoromethane

Details Bis(phosphonic acid) difluoromethane Bis(phosphonic acid) difluoromethane

1980-04-28

1982-05-18

Sutto, Anton H.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260932, 260970, C07F 938, C07F 940

Patent

active

043304869

ABSTRACT:
Fluorine-containing phosphonates and phosphonic acids are described. The method of preparation is a reaction of trialkylphosphites with dihalodifluoromethanes or a reaction of the salts of dialkylphosphites with halodifluoromethylphosphonates. The corresponding phosphonic acids are prepared by hydrolysis of the phosphonates.

REFERENCES:
patent: 3422021 (1969-01-01), Roy
patent: 3662039 (1972-05-01), Nicholson
Chambers, "Fluorine in Organic Chemistry", J. Wiley & Sons, New York, (1974), p. 41.
Hudlicky, "Chemistry of Organic Fluorine Compounds", (1962) MacMillan Co., New York, pp. 72-73.

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