Methyl sulfoxide, 99.8+%, extra pure, Thermo Scientific Chemicals

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

CAS

67-68-5

Molecular Formula

C2H6OS

Molecular Weight (g/mol)

78.13

MDL Number

MFCD00002089

InChI Key

IAZDPXIOMUYVGZ-UHFFFAOYSA-N

Synonym

dimethyl sulfoxide, dmso, methyl sulfoxide, dimethylsulfoxide, dimethyl sulphoxide, methane, sulfinylbis, demsodrox, demasorb, demavet, dimexide

PubChem CID

679

ChEBI

CHEBI:28262

IUPAC Name

methylsulfinylmethane

SMILES

CS(C)=O

Melting Point

18.4°C

Acidity

0.04mg KOH/g max.

Density

1.1000g/mL

Boiling Point

189.0°C

Quantity

2.5 L

Flash Point

87°C

Packaging

Glass Bottle

Physical Form

Liquid at 20°C

Refractive Index

1.4770 to 1.4800

Residue after Evaporation

0.003% max.

Assay Percent Range

99.8+%

Specific Gravity

1.1

Linear Formula

(CH₃)₂SO

Viscosity

1.987 mPa.s (25°C)

Beilstein

01, IV, 1277

Water

0.1% max.

Fieser

01,296; 02,157; 03,119; 04,192; 05,263; 06,225; 07,133; 08,198; 09,189; 10,166; 12,212; 13,124; 15,146; 16,149; 17,127

Merck Index

15, 3285

Solubility Information

Solubility in water: soluble. Other solubilities: soluble in alcohol, benzene, acetone, chloroform,, diethyl ether and aromatic hydrocarbons

Formula Weight

78.13

Percent Purity

≥99.8%

Grade

Extra Pure

Chemical Name or Material

Methyl sulfoxide

SDS

SDS

RUO – Research Use Only