Quaternary ammonium salts of sulfonated triarylphosphines and pr

Details Quaternary ammonium salts of sulfonated triarylphosphines and pr Quaternary ammonium salts of sulfonated triarylphosphines and pr

1987-03-05

1987-12-01

Evans, J. E.

Electricity: circuit makers and breakers

Gear driven

C07C 8730

Patent

active

047103213

ABSTRACT:
The invention relates to new quaternary ammonium salts of di and trisulfonated triarylphosphines as well as a process for their preparation. The salts are of Formula I ##STR1## wherein Ar.sub.1, Ar.sub.2, and Ar.sub.3 are each independently an aryl; X.sup.1, X.sup.2, and X.sup.3 are each independently a sulfogroup; y.sup.1, y.sup.2, and y.sup.3 are each independently 0 or 1, provided that their sum is at least 1; A is an alkyl, hydroxyalkyl, aralkyl, or aryl having 6-25 carbon atoms; B, C, and D are straight chain or branched alkyl having 1-4 carbons; and n is a whole number of 1-3.

REFERENCES:
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patent: 3706789 (1972-12-01), Bergstrom et al.
patent: 3819656 (1974-06-01), Barie et al.
patent: 3992432 (1976-11-01), Napier et al.
patent: 4248802 (1981-02-01), Kuntz
patent: 4455295 (1984-06-01), Hopp et al.

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