Sulfonic acid functional group
Sulfonic acid functional group (R–SO₃H): structure, IUPAC naming (suffix -sulfonic acid) and the reactions it takes part in.
Overview
The Sulfonic acid functional group has the general structure R–SO₃H. This page covers how it is written, how it is named and which reactions it takes part in.
Structure and naming
- Generic structure: R–SO₃H
- IUPAC suffix: -sulfonic acid
- IUPAC prefix: sulfo-
- Example: Methanesulfonic acid