Title: Dimethyl Sulfone
CAS Registry Number: 67-71-0
CAS Name: Sulfonylbismethane
Synonyms: DMSO2; methyl sulfone; methylsulfonylmethane
Molecular Formula: C2H6O2S
Molecular Weight: 94.13
Percent Composition: C 25.52%, H 6.42%, O 33.99%, S 34.06%
Line Formula: CH3SO2CH3
Literature References: Has been found in primitive plants such as
Equisetum arvense L.,
Equisetaceae and in the adrenal cortex of cattle: Pfiffner, North,
J. Biol. Chem. 134, 781 (1940). Easily prepd by oxidation of dimethyl sulfide: Douglas,
J. Am. Chem. Soc. 68, 1072 (1946); McAllan
et al., ibid. 73, 3627 (1951).
Properties: Crystals, mp 109°. bp760 238°. Sublimes at 13 mm and 90° to 100°. Infrared absorption (solid) 7600-8700 nm. Dipole moment 4.44 (vapor). Freely sol in water, methanol, ethanol, acetone. Sparingly sol in ether.
Melting point: mp 109°
Boiling point: bp760 238°
Use: High temp solvent for many inorganic and organic substances.
