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Chemistry LibreTexts

Sulfonic Acid

  • Page ID
    38869
  • A sulfonic acid is an oxoacid that has the following general structural formula.

    In the most common sulfonic acids, R is either an alkyl group (alkanesulfonic acid) or an aryl group (arenesulfonic acid).

    eg. 1:

    Using the symbol Ms, methanesulfonic acid can be shown conveniently as MsOH.

    eg. 2:

    Using the symbol Ts, p-toluenesulfonic acid can be shown conveniently as TsOH.