Linked from

The 3 pages that link to Glutaric acid, each with the reason it gives.

• Succinic acidCompared with: The extra carbon changes its ring-forming behavior and distinguishes its chemical derivatives.

• Malonic acidCompared with: Its carboxyl groups are farther apart, providing a longer-chain comparison with malonic acid.

• Pimelic acidCompared with: Its shorter chain makes it a useful comparison within the same homologous series.