Dimethyl sulfoxide, Spectrophotometric Grade, 99.9+%, Thermo Scientific Chemicals

Description

Dimethyl sulfoxide is used in spectrophotometry and environmental testing.

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

Specifications

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
• SMILES: CS(C)=O

• Melting Point: 18.4°C
• Color: Colorless
• Appearance: Colorless liquid
• Density: 1.101
• Boiling Point: 189°C
• Quantity: 4 x 1 L
• Flash Point: 87°C (189°F)
• Odor: Mild
• Physical Form: Liquid
• Refractive Index: 1.479
• Assay Percent Range: >99.9%
• Vapor Pressure: 2.5 hPa (2mm Hg) at 20°C
• Beilstein: 506008
• Solubility Information: Miscible with water,ethanol,ether,benzene,chloroform and acetone.
• IUPAC Name: methylsulfinylmethane
• Formula Weight: 78.13
• Grade: Spectrophotometric
• Chemical Name or Material: Dimethyl sulfoxide

Safety and Handling

Hazard Category	H227
Precautionary Statement	P210-P370+P378q-P501c
EINECSNumber	200-664-3
RTECSNumber	PV6210000
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only