Dimethyl sulphoxide, ACS reagent, ≥99.9%

Name: Dimethyl sulphoxide, ACS reagent, ≥99.9%
Brand: Vaqora Chemicals
SKU: VQ-001793

About Dimethyl sulphoxide, ACS reagent, ≥99.9%

Dimethyl sulphoxide (CAS 67-68-5) is an analytical reagent grade solvent offered by Vaqora Chemicals in ACS grade at a purity of 99.9%. With the molecular formula C2H6OS, it has a molar mass of 78.14 g/mol. Systematically, it is named methylsulfinylmethane. Alternative names: DMSO and Dimethyl sulfoxide.

In its supplied form it is a colourless liquid. Key physical data: a melting point of 16-19 °C and a boiling point of 189 °C. Store in a cool, well-ventilated place, away from sources of ignition, with the container tightly sealed. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span analytical reagent work, extraction and recrystallisation and titrimetric analysis. Buyers come mainly from academic and industrial research and pharmaceutical manufacturing.

Vaqora Chemicals supplies Dimethyl sulphoxide in 500 mL and 1 L packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Analytical reagent work
Extraction & recrystallisation
Titrimetric analysis

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Dimethyl sulphoxide, ACS reagent, ≥99.9%
Catalogue No.	VQ-001793
CAS Number	67-68-5
IUPAC name	methylsulfinylmethane
Molecular formula	C₂H₆OS
Molecular weight	78.14 g/mol
Exact mass	78.0139
Grade	ACS
Purity / assay	99.9%
HSN code	29309060
InChIKey	IAZDPXIOMUYVGZ-UHFFFAOYSA-N
SMILES	CS(=O)C
PubChem CID	679

Physical properties
Physical form	Liquid
Appearance	Colourless liquid
Melting point	16-19 °C
Boiling point	189 °C
Density	1.1004 g/cm3
LogP (XLogP3)	-0.6
H-bond donors / acceptors	0 / 2
TPSA	36.3 Å²
Synonyms	DMSO, Dimethyl sulfoxide, Methyl sulfoxide, Dimethylsulfoxide, sulfinylbismethane, Methane, sulfinylbis-, Dromisol, Dimexide, Dimethyl sulfur oxide, Dipirartril-tropico, Gamasol 90, Sulfinylbis(methane)

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 67-68-5

Reference Standard

Dimethyl Sulfoxide

CAS: 67-68-5
Formula: C₂H₆OS
MW: 78.14 g/mol

In stock

Synthesis

Dimethyl sulphoxide, 98%

CAS: 67-68-5
Formula: C₂H₆OS
MW: 78.14 g/mol

VQ-002001

Dimethyl sulphoxide, anhydrous, 99.9%

CAS: 67-68-5
Formula: C₂H₆OS
MW: 78.14 g/mol

VQ-001909

AR / GC

Dimethyl sulphoxide, AR, for GC >99.5%

CAS: 67-68-5
Formula: C₂H₆OS
MW: 78.14 g/mol

VQ-045894

AR / Dry

Dimethyl sulphoxide, AR, specially dried ≥99.5%

CAS: 67-68-5
Formula: C₂H₆OS
MW: 78.14 g/mol

VQ-045589

BP/USP/EP / Cell Cult…

Dimethyl sulphoxide, BP/USP/EP, cell culture tested

CAS: 67-68-5
Formula: C₂H₆OS
MW: 78.14 g/mol

VQ-046043

Cell Culture

Dimethyl sulphoxide, for cell culture, 99.5%

CAS: 67-68-5
Formula: C₂H₆OS
MW: 78.14 g/mol

VQ-003176

GC

Dimethyl sulphoxide, for GC ≥99.5%

CAS: 67-68-5
Formula: C₂H₆OS
MW: 78.14 g/mol

VQ-045486

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Frequently asked questions

What is the CAS number of Dimethyl sulphoxide, ACS reagent, ≥99.9%?

The CAS Registry Number of Dimethyl sulphoxide, ACS reagent, ≥99.9% is 67-68-5. It is also known as DMSO, Dimethyl sulfoxide, Methyl sulfoxide.

What is the molecular formula and molecular weight of Dimethyl sulphoxide, ACS reagent, ≥99.9%?

Dimethyl sulphoxide, ACS reagent, ≥99.9% has the molecular formula C2H6OS and a molecular weight of 78.14 g/mol. Its IUPAC name is methylsulfinylmethane.

Which grade and pack sizes of Dimethyl sulphoxide, ACS reagent, ≥99.9% can I order?

We supply Dimethyl sulphoxide, ACS reagent, ≥99.9% in ACS (99.9%) grade, in 500 mL, 1 L packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Dimethyl sulphoxide, ACS reagent, ≥99.9%?

Yes. Every lot of Dimethyl sulphoxide, ACS reagent, ≥99.9% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Dimethyl sulphoxide, ACS reagent, ≥99.9% be shipped internationally?

Yes. Dimethyl sulphoxide, ACS reagent, ≥99.9% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.