Dimethyl Sulfate

Name: Dimethyl Sulfate
Brand: Vaqora Chemicals
SKU: VQ-010850

About Dimethyl Sulfate

Dimethyl Sulfate (CAS 77-78-1) is an organosulfur compound offered by Vaqora Chemicals. With the molecular formula C2H6O4S, it has a molar mass of 126.13 g/mol. Common synonyms include Dimethyl sulphate and Methyl sulfate.

Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span organic synthesis and API synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer Dimethyl Sulfate in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide. This item is currently in stock for prompt dispatch. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Dimethyl Sulfate
Catalogue No.	VQ-010850
CAS Number	77-78-1
IUPAC name	dimethyl sulfate
Molecular formula	C₂H₆O₄S
Molecular weight	126.13 g/mol
Exact mass	125.9987
Grade	Reference Standard
InChIKey	VAYGXNSJCAHWJZ-UHFFFAOYSA-N
SMILES	COS(=O)(=O)OC
PubChem CID	6497

Physical properties
Physical form	Other
LogP (XLogP3)	-0.3
H-bond donors / acceptors	0 / 4
TPSA	61 Å²
Synonyms	Dimethyl sulphate, Methyl sulfate, dimethylsulfate, Dimethyl monosulfate, Sulfuric acid, dimethyl ester, Sulfuric acid dimethyl ester, Sulfate dimethylique, DMS (methyl sulfate), Dwumetylowy siarczan, Sulfato de dimetilo, Methyle (sulfate de), Sulfate de dimethyle

Safety & hazard information (GHS)

Corrosive

Toxic

Health hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H314Causes severe skin burns and eye damage
H317May cause an allergic skin reaction
H330Fatal if inhaled
H341Suspected of causing genetic defects
H350May cause cancer

Precautionary statements: P203, P260, P261, P264, P270, P271, P272, P280, P284, P301 + P316, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P318, P320, P321, P330, P333 + P317, P362 + P364, P363, P403 + P233

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 77-78-1

Synthesis

Dimethyl sulphate, 98%

CAS: 77-78-1
Formula: C₂H₆O₄S
MW: 126.13 g/mol

VQ-000844

Frequently asked questions

What is the CAS number of Dimethyl Sulfate?

The CAS Registry Number of Dimethyl Sulfate is 77-78-1. It is also known as Dimethyl sulphate, Methyl sulfate, dimethylsulfate.

What is the molecular formula and molecular weight of Dimethyl Sulfate?

Dimethyl Sulfate has the molecular formula C2H6O4S and a molecular weight of 126.13 g/mol. Its IUPAC name is dimethyl sulfate.

Which grade and pack sizes of Dimethyl Sulfate can I order?

We supply Dimethyl Sulfate in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg, 500 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Dimethyl Sulfate?

Yes. Every lot of Dimethyl Sulfate 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 Sulfate be shipped internationally?

Yes. Dimethyl Sulfate 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.