Ethyl Methanesulfonate

Name: Ethyl Methanesulfonate
Brand: Vaqora Chemicals
SKU: VQ-010874

About Ethyl Methanesulfonate

Ethyl Methanesulfonate is an organosulfur compound carrying the CAS registry number 62-50-0. The compound has the formula C3H8O3S, corresponding to a molecular weight of 124.16 g/mol. It is also known as Methanesulfonic acid ethyl ester or Ethyl mesylate.

Store sealed in a dry, well-ventilated location away from incompatible materials. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Typical applications include organic synthesis and API synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. Stock is available for quick dispatch. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Ethyl Methanesulfonate
Catalogue No.	VQ-010874
CAS Number	62-50-0
IUPAC name	ethyl methanesulfonate
Molecular formula	C₃H₈O₃S
Molecular weight	124.16 g/mol
Exact mass	124.0194
Grade	Reference Standard
InChIKey	PLUBXMRUUVWRLT-UHFFFAOYSA-N
SMILES	CCOS(=O)(=O)C
PubChem CID	6113

Physical properties
Physical form	Other
H-bond donors / acceptors	0 / 3
TPSA	51.8 Å²
Synonyms	Methanesulfonic acid ethyl ester, Ethyl mesylate, Ethyl Methanesulphonate, O-Ethyl Methylsulfonate, EMS, Half-myleran, Methanesulfonic acid, ethyl ester, ethylmethanesulfonate, Ethyl methansulphonate, Methylsulfonic acid, ethyl ester, Ethyl ester of methylsulfonic acid, Ethyl ester of methanesulfonic acid

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H340May cause genetic defects
H351Suspected of causing cancer

Precautionary statements: P203, P264, P270, P280, P301 + P317, P318, P330, 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 62-50-0

Ethyl methane sulphonate, 98%

CAS: 62-50-0
Formula: C₃H₈O₃S
MW: 124.16 g/mol

VQ-010873

Frequently asked questions

What is the CAS number of Ethyl Methanesulfonate?

The CAS Registry Number of Ethyl Methanesulfonate is 62-50-0. It is also known as Methanesulfonic acid ethyl ester, Ethyl mesylate, Ethyl Methanesulphonate.

What is the molecular formula and molecular weight of Ethyl Methanesulfonate?

Ethyl Methanesulfonate has the molecular formula C3H8O3S and a molecular weight of 124.16 g/mol. Its IUPAC name is ethyl methanesulfonate.

Which grade and pack sizes of Ethyl Methanesulfonate can I order?

We supply Ethyl Methanesulfonate 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 Ethyl Methanesulfonate?

Yes. Every lot of Ethyl Methanesulfonate 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 Ethyl Methanesulfonate be shipped internationally?

Yes. Ethyl Methanesulfonate 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.