Methane sulphonic acid, 98%

Name: Methane sulphonic acid, 98%
Brand: Vaqora Chemicals
SKU: VQ-000891

About Methane sulphonic acid, 98%

Listed under CAS 75-75-2, Methane sulphonic acid is a synthetic reagent available from Vaqora Chemicals in Synthesis grade at a purity of 98%. Its molecular formula is CH4O3S and its molecular weight is 96.11 g/mol. The IUPAC name is methanesulfonic acid. Common synonyms include Methylsulfonic acid and Methanesulphonic acid.

It is supplied as a liquid. Reported physical data include a melting point of 17-19 °C and a boiling point of 167 °C. Keep containers tightly closed in a cool, well-ventilated area away from heat and ignition sources. It carries the GHS signal word “Danger” with 1 hazard statement. Review the Safety Data Sheet before use.

Key uses span organic synthesis, reaction development, medicinal chemistry and catalysis. It is used across academic and industrial research.

We offer Methane sulphonic acid in 500 mL, 5 L and 250 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Organic synthesis
Reaction development
Medicinal chemistry
Catalysis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Methane sulphonic acid, 98%
Catalogue No.	VQ-000891
CAS Number	75-75-2
IUPAC name	methanesulfonic acid
Molecular formula	CH₄O₃S
Molecular weight	96.11 g/mol
Exact mass	95.9881
Grade	Synthesis
Purity / assay	98%
HSN code	29041090
InChIKey	AFVFQIVMOAPDHO-UHFFFAOYSA-N
SMILES	CS(=O)(=O)O
PubChem CID	6395

Physical properties
Physical form	Liquid
Appearance	Liquid
Melting point	17-19 °C
Boiling point	167 °C
LogP (XLogP3)	-0.9
H-bond donors / acceptors	1 / 3
TPSA	62.8 Å²
UN number	UN 2922
Synonyms	Methylsulfonic acid, Methanesulphonic acid, Kyselina methansulfonova, Mesylate, Mesylic acid, Sulfomethane, Alkanesulfonate, metanesulfonic acid, methansulfonic acid, Aliphatic sulfonate, methansulphonic acid, methylsulphonic acid

Safety & hazard information (GHS)

Corrosive

Signal word: Danger

Hazard statements

H314Causes severe skin burns and eye damage

Precautionary statements: P260, P264, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P321, P363, 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

Frequently asked questions

What is the CAS number of Methane sulphonic acid, 98%?

The CAS Registry Number of Methane sulphonic acid, 98% is 75-75-2. It is also known as Methylsulfonic acid, Methanesulphonic acid, Kyselina methansulfonova.

What is the molecular formula and molecular weight of Methane sulphonic acid, 98%?

Methane sulphonic acid, 98% has the molecular formula CH4O3S and a molecular weight of 96.11 g/mol. Its IUPAC name is methanesulfonic acid.

Which grade and pack sizes of Methane sulphonic acid, 98% can I order?

We supply Methane sulphonic acid, 98% in Synthesis (98%) grade, in 500 mL, 5 L, 250 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Methane sulphonic acid, 98%?

Yes. Every lot of Methane sulphonic acid, 98% 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 Methane sulphonic acid, 98% be shipped internationally?

Yes. Methane sulphonic acid, 98% is classified as hazardous (UN 2922), 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.