Dicarboxylic acids, despite their complicated-seeming name, are relatively simple molecules, and are ideal starting materials for many types of chemical synthesis.

Azelaic acid is a dicarboxylic acid; it acts as a mild exfoliant and is used as an over-the-counter and prescription ingredient to treat acne, mild breakouts, hyperpigmentation and rosacea.

Kyoto University. "Synthesizing dicarboxylic acids and hydrogen simultaneously from diols." ScienceDaily. ScienceDaily, 30 July 2020. <www.sciencedaily.com / releases / 2020 / 07 / 200730123641.htm>.

Mitochondria from castor bean (Ricinus communis cv Hale) endosperm, purified on sucrose gradients, were used to investigate transport of dicarboxylic acids. The isolated mitochondria oxidized malate ...