Dimethyl sulfoxide

Name of dimethyl sulfoxide

Chinese namedimethyl sulfoxide
English namedimethyl sulfoxide
Chinese aliasdimethyl sulfoxide |  ;Dimethyl

Physical and chemical properties of dimethyl sulfoxide

Density1.1±0.1 g/cm3
Boiling point189.0±9.0 °C at 760 mmHg
Melting point18.4 °C
Molecular formulaC2H6OS
Molecular weight78.133
Flash point85.0±0.0 °C
Accurate quality78.013931
PSA36.28000
LogP-1.35
Appearance traitscolorless liquid
Vapour density2.7 (vs air)
Vapor pressure0.8±0.3 mmHg at 25°C
Refractive Index1.480

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