Emulsion process for sulfolene and sulfolane products

Details Emulsion process for sulfolene and sulfolane products Emulsion process for sulfolene and sulfolane products

1974-06-14

1976-12-21

Thomas, Jr, James O.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07D33348

Patent

active

039988457

ABSTRACT:
Sulfolene, a typical conjugated diene cyclic sulfone, is prepared by emulsifying butadiene in water in the presence of an antioxidant, and thereafter reacting the emulsion with sulfur dioxide under high pressure, for a period sufficient to complete reaction with the butadiene, whereby yields approaching quantitative are obtained.

REFERENCES:
patent: 1196259 (1916-08-01), Matthews et al.
patent: 2395050 (1946-02-01), Hooker et al.
patent: 2443270 (1948-06-01), Robey et al.
patent: 2578565 (1951-12-01), Mahan et al.
Chemical Rubber Handbook (Chem. Rubber Pub. Co., Cleveland, Ohio, 1962), pp. 876-879, 1030, 1031, 1038, 1039.
McCutcheon, "Detergents & Emulsifiers" (Allured Pub. Co., Ridgewood, N.J., 1970), pp. 87, 94, 95, 149, 194, 202, 243, 255.
Sakashita "Chemical Abstracts" vol. 73 (1970), p. 67490K.
Nikitina "Chemical Abstracts" vol. 72 (1970), p. 32632K.

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