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67-68-5 - Dimethyl sulfoxide, ACS, 99.9% min - Methyl sulfoxide - 36480 - Alfa Aesar

36480 Dimethyl sulfoxide, ACS, 99.9% min

CAS Number
67-68-5
Synonyms
Methyl sulfoxide

Size Price ($) Quantity Availability
500ml 49.80
1L 76.50
4L 184.00
*4x1L 246.00
*4x4L 529.00
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Dimethyl sulfoxide, ACS, 99.9% min

MDL
MFCD00002089
EINECS
200-664-3

Chemical Properties

Formula
C2H6OS
Formula Weight
78.13
Form
Clear, colorless Liquid
Melting point
18.4°
Boiling Point
189°
Flash Point
87°(189°F)
Density
1.101
Refractive Index
1.4790
Sensitivity
Hygroscopic
Solubility
Miscible with water, diethyl ether, ethanol, acetone, ether, carbon tetrachloride and ethyl acetate.

Grade Specifications

Maximum level of impurities: Evaporation residue 0.01%, Titratable acid 0.001meq/g, H2O 0.1%

Applications

It is used as a solvent for chemical reactions involving salts, most notably in Finkelstein reactions and in other nucleophilic substitutions. DMSO is an effective pain relieving agent. Used in antifreeze or hydraulic fluids. Utilized in the oxidation of thiols and disulfides to sulfonic acids. Used to enhance dermal absorption of many chemicals.

Notes

It is a hygroscopic liquid. It should be stored away from oxidizing agents such as heat or other ignition sources.

Literature References

Notman, R.; Noro, M.; O'Malley, B.; Anwar, J. Molecular Basis for Dimethylsulfoxide (DMSO) Action on Lipid Membranes. J. Am. Chem. Soc. ,2006, ,128, (43), 13982-13983.

Song, S.; Huang, X.; Liang, Y. F.; Tang, C.; Li, X.; Jiao, N. From simple organobromides or olefins to highly value-added bromohydrins: a versatile performance of dimethyl sulfoxide. Green Chem. 2015, , 17, (5), 2727-2731.

GHS Hazard and Precautionary Statements

Hazard Statements: H227

Combustible liquid.

Precautionary Statements: P210u-P280a-P370+P378a-P403+P235-P501a

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Wear protective gloves and eye/face protection. In case of fire: Use for extinction: CO2, powder or water spray. Store in a well-ventilated place. Keep cool. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Merck
14,3259
Beilstein
506008
Harmonized Tariff Code
2930.90
TSCA
Yes
RTECS
PV6210000

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