Methanesulfonic acid
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Methanesulfonic_acid".

Methanesulfonic acid
IUPAC name	methanesulfonic acid
Identifiers
CAS number
PubChem	6395
SMILES	CS(=O)(=O)O
Properties
Molecular formula	CH4O3S
Molar mass	96.10566
Hazards
MSDS	Oxford MSDS
EU classification	Harmful (Xn), Corrosive (C)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox references

Methanesulfonic acid is a colorless liquid with the chemical formula CH₄O₃S. It is the simplest of the alkylsulfonic acids. Salts and esters of methanesulfonic acid are known as mesylates.