2-methylbutanoic acid

The numbering sequence is shown below; remember that the carboxylic acid must be incuded in the parent chain, and is numbered as carbon #1.

4-chlorobutanoic acid

The numbering sequence is shown below; remember that the carboxylic acid is numbered as carbon #1.

cyclopentane carboxylic acid

The numbering sequence is shown below; remember that a carboxylic acid attached to a ring is simply named as a "carboxylic acid" substituent and the point of attachment is numbered as carbon #1.

Nomenclature of Carboxylic Acids

For each of the compounds on the left, give the IUPAC name; pay particular attention to stereochemistry.

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click on the button to view the parent chain and the correct numbering sequence.