Dimethyl sulfoxide Basic information
Overview Method of purification and water removal Identification and detection methods Reference quality standards Toxicity Limited use Recovery process Chemical Properties Uses Production method
Product Name: Dimethyl sulfoxide
Synonyms: Doligur;Domoso;Dromisol;Durasorb;Gamasol 90;gamasol90;Herpid;Hyadur
CAS: 67-68-5
MF: C2H6OS
MW: 78.13
EINECS: 200-664-3
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Mol File: 67-68-5.mol
Dimethyl sulfoxide Structure
Dimethyl sulfoxide Chemical Properties
Melting point 18.4 °C
Boiling point 189 °C(lit.)
density 1.100 g/mL at 20 °C
vapor density 2.7 (vs air)
vapor pressure 0.42 mm Hg ( 20 °C)
refractive index n20/D 1.479(lit.)
FEMA 3875 | METHYLSULFINYLMETHANE
Fp 192 °F
storage temp. Store at RT.
solubility H2O: miscible (completely)
pka 35(at 25℃)
form liquid (temperature dependent)
color clear colorless
Relative polarity 0.444
explosive limit 1.8-63.0%(V)
Water Solubility Soluble in water, methanol, acetone, ether, benzene, chloroform.
FreezingPoint 18.4℃
Sensitive Hygroscopic
Merck 14,3259
BRN 506008
Stability: Stable. Incompatible with a very wide range of materials, including acid chlorides, strong acids, strong oxidizing agents, strong reducing agents, phosphorus halides, moisture, copper wool + trichloroacetic acid. Reacts violently with a number of materials - consult a full data sheet before use. Hygroscopic.
InChIKey IAZDPXIOMUYVGZ-UHFFFAOYSA-N
CAS DataBase Reference 67-68-5(CAS DataBase Reference)
NIST Chemistry Reference Dimethyl sulfoxide(67-68-5)
EPA Substance Registry System Methane, sulfinylbis-(67-68-5)