Dimethyl sulfoxideDimethyl sulfoxide (DMSO) is an organosulfur compound with the formula (CH3)2S\dO. This colorless liquid is the sulfoxide most widely used commercially. It is an important polar aprotic solvent that dissolves both polar and nonpolar compounds and is miscible in a wide range of organic solvents as well as water. Read from the Chembox of the Wikipedia article Dimethyl sulfoxide, revision 1376165562.

Property

Value

Formula

C2H6OS, 78.13 g/mol

Melting point

19 °C

Boiling point

189 °C

Density

3 g/cm³

Flash point

89 °C

pKa

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