Dimethyl sulphoxide, USP ≥99.90%

Name: Dimethyl sulphoxide, USP ≥99.90%
Brand: Vaqora Chemicals
SKU: VQ-046762

About Dimethyl sulphoxide, USP ≥99.90%

Listed under CAS 67-68-5, Dimethyl sulphoxide is a specialty grade solvent available from Vaqora Chemicals in USP grade with a typical assay of ≥99.90%. Its molecular formula is C2H6OS and its molecular weight is 78.14 g/mol. The IUPAC name is methylsulfinylmethane. Common synonyms include dimethyl sulfoxide and Methyl sulfoxide.

The product is provided as a liquid. Keep containers tightly closed in a cool, well-ventilated area away from heat and ignition sources. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Key uses span UV-Vis and IR spectroscopy, high-sensitivity analysis, trace residue testing and cell and microbial culture. Typical end-use sectors are academic and industrial research, pharmaceutical manufacturing and diagnostics and biotechnology.

Vaqora Chemicals supplies Dimethyl sulphoxide in 100 mL, 250 mL and 500 mL packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

UV-Vis & IR spectroscopy
High-sensitivity analysis
Trace residue testing
Cell & microbial culture

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Dimethyl sulphoxide, USP ≥99.90%
Catalogue No.	VQ-046762
CAS Number	67-68-5
IUPAC name	methylsulfinylmethane
Molecular formula	C₂H₆OS
Molecular weight	78.14 g/mol
Exact mass	78.0139
Grade	USP
Purity / assay	≥99.90%
HSN code	29309060
InChIKey	IAZDPXIOMUYVGZ-UHFFFAOYSA-N
SMILES	CS(=O)C
PubChem CID	679

Physical properties
Physical form	Liquid
LogP (XLogP3)	-0.6
H-bond donors / acceptors	0 / 2
TPSA	36.3 Å²
Synonyms	dimethyl sulfoxide, Methyl sulfoxide, Dimethylsulfoxide, sulfinylbismethane, Methane, sulfinylbis-, Dromisol, Dimexide, Dimethyl sulfur oxide, Dipirartril-tropico, Gamasol 90, Sulfinylbis(methane), Rimso-50

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

ACS

Dimethyl sulphoxide, ACS reagent, ≥99.9%

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

VQ-001793

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

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Frequently asked questions

What is the CAS number of Dimethyl sulphoxide, USP ≥99.90%?

The CAS Registry Number of Dimethyl sulphoxide, USP ≥99.90% is 67-68-5. It is also known as dimethyl sulfoxide, Methyl sulfoxide, Dimethylsulfoxide.

What is the molecular formula and molecular weight of Dimethyl sulphoxide, USP ≥99.90%?

Dimethyl sulphoxide, USP ≥99.90% 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, USP ≥99.90% can I order?

We supply Dimethyl sulphoxide, USP ≥99.90% in USP (≥99.90%) grade, in 100 mL, 250 mL, 500 mL packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Dimethyl sulphoxide, USP ≥99.90%?

Yes. Every lot of Dimethyl sulphoxide, USP ≥99.90% 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, USP ≥99.90% be shipped internationally?

Yes. Dimethyl sulphoxide, USP ≥99.90% 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.