Process for the preparation of phosphonous acids

Details Process for the preparation of phosphonous acids Process for the preparation of phosphonous acids

1982-11-19

1984-11-27

Evans, J. E.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

568 17, C07F 948

Patent

active

044850522

ABSTRACT:
Phosphonous acids are obtained by hydrolysis of dichlorophosphanes with water at temperatures of about 60.degree. to about 100.degree. C., preferably of about 80.degree. to about 95.degree. C.

REFERENCES:
patent: 2605280 (1952-07-01), Klotz
patent: 3557202 (1971-01-01), Stamm et al.
patent: 3714043 (1973-01-01), Clark
patent: 3825629 (1974-07-01), Hofer et al.
patent: 3974217 (1976-08-01), Miles
Frank, "Chem. Rev.", vol. 61, Aug. 1961, No. 4, pp. 389-395 and 419-424.
Chem. Abstracts, vol. 92, 1980, p. 687, Abstract No. 58894k.

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