Ethanesulfonic acidEthanesulfonic acid (esylic acid) is a sulfonic acid with the chemical formula C2H6O3S or CH3CH2SO3H. The conjugate base is known as ethanesulfonate or, when used in pharmaceutical formulations, as esilate. Read from the Chembox of the Wikipedia article Ethanesulfonic acid, revision 1380003787.

Property

Value

Formula

C2H6O3S, 110.13 g/mol

Melting point

-17 °C

Boiling point

122.5 °C

Density

1.35 g/cm³

log P, measured

-0.37

pKa

-1.68

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