Conversion of sulfonated olefins to sulfonic acid salts

Details Conversion of sulfonated olefins to sulfonic acid salts Conversion of sulfonated olefins to sulfonic acid salts

1975-04-01

1979-11-06

Chan, Nicky

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C14316

Patent

active

041735790

ABSTRACT:
Acid mix produced by the sulfonation of olefin with gaseous SO.sub.3 is converted to sulfonic acid salts in a two-step conversion wherein the acid mix is partially converted in a first step reaction with anhydrous base providing an anhydrous intermediate product. In a subsequent step, the conversion is carried further by reacting the intermediate product with aqueous base.

REFERENCES:
patent: 3409637 (1968-11-01), Eccles et al.
patent: 3424693 (1969-01-01), Stein et al.
patent: 3496225 (1970-02-01), Logan et al.
patent: 3579537 (1971-05-01), Rubinfeld et al.

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