Ethanedisulfonic acid
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Ethane disulfonic acid | |
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IUPAC name | ethane-1,2-disulfonic acid |
Identifiers | |
CAS number | [110-04-3] |
PubChem | |
SMILES | OS(=O)(=O)CCS(=O)(=O)O |
Properties | |
Molecular formula | C2H6S2O6 |
Molar mass | 190.20 g/mol |
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references |
Ethanedisulfonic acid is a diprotic sulfonic acid, with pKa values of -1.46 and -2.06 making it a very strong acid.