8956. 3-Sulfolene

Nomenclature

CAS number: 77-79-2
2,5-Dihydrothiophene 1,1-dioxide; 1-thia-3-cyclopentene 1,1-dioxide; butadiene sulfone.
C4H6O2S; mol wt 118.15.
C 40.66%, H 5.12%, O 27.08%, S 27.14%.

Description and references

Preparation: Staudinger, Rizenthaler, Ber. 68, 455 (1935); de Roy van Zuydewijn, Rec. Trav. Chim. 56, 1047 (1937); Hooker et al., US 2395050 (1946 to Dow); Morris, Finch, US 2420834 (1947 to Shell).

Chemical structure

Properties

Crystals, mp 64-65.5°. Sol in water, organic solvents.