Process for the preparation of orthophosphorous acid and phosphi

Details Process for the preparation of orthophosphorous acid and phosphi Process for the preparation of orthophosphorous acid and phosphi

1978-12-18

1980-06-10

Vertiz, O. R.

Chemistry of inorganic compounds

Phosphorus or compound thereof

423316, C01B 2506, C01B 25163

Patent

active

042073006

ABSTRACT:
The direct reaction of elemental phosphorus acid catalyzed by hydroiodic acid produces orthophosphorus acid free of orthophosphoric acid and phosphine free of diphosphine.

REFERENCES:
patent: 3437438 (1969-04-01), Carroll et al.
patent: 3437439 (1969-04-01), Carroll
patent: 3437440 (1969-04-01), Carroll
patent: 3528772 (1970-09-01), Whyte et al.
patent: 3532461 (1970-10-01), Whyte et al.
patent: 3632311 (1972-01-01), Kovacs et al.
patent: 3679374 (1972-07-01), Kovacs
Richardson, J. Chem. Soc. (London), vol. 51 (1887), pp. 801-806.
Jacobson, Encyclopedia of Chemical Reactions, vol. 5 (1953), p. 364.
Mellor, Comprehensive Treatise on Inorganic & Theoretical Chemistry, vol. 8 (1928), pp. 901-902.

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