Dimethyl Sulfoxide

Product Description
Product | Dimethyl Sulfoxide |
CAS | 67-68-5 |
Formula | (CH3)2SO |
Synonym | DMSO, Methyl sulfinylmethane, Methane, 1,1'-sulfinylbis- |
Typical Product Specifications
Density | 1.101 |
Practically Insoluble | in alcohol, benzene, acetone, chloroform, ether |
Assay % | 99.7 % Min (by GLC) |
Titrable Acid | 0.001 meq/g Max |
Color | 10 Max (APHA) |
Water Content | 0.10% Max (by KF) |
Vapor Pressure | 0.37 mm hg (20 c) |
Refractive Index | 1.4790 (20 c) |
Melting Point | 18.4 c |
Odor | strong char. odor (garlic-onion) |
Acid Number | 0.03 max. |
Molecular weight | 78.13 |
Flash Point | 95 c |
Solubility | water |
Boiling Point | 189 c |
Chemical Structure | ![]() |
Notes | Non regulated under 119 gallons (Combustible Liquid, N.O.S.,4.2,NA1993,PGIII over 119 gallons) USP Grade is also available |
Class | Green Chemicals - Eco-Friendly |
Function | Solvents |

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