2-Aminopentanoic Acid

4-Methoxybenzoic acid, or anisic acid, is an organic compound which is a carboxylic acid found naturally in anise.

Behenic acid, also docosanoic acid, is a normal carboxylic acid, a fatty acid with formula C21H43COOH.

Barbituric acid or malonylurea or 6-hydroxyuracil is an organic compound based on a pyrimidine heterocyclic skeleton.

Azelaic acid is a saturated dicarboxylic acid found naturally in wheat, rye, and barley. It is a natural substance that is produced by malassezia furfur (also known as pityrosporum ovale), a yeast that lives on normal skin.

Ascorbic acid is a sugar acid with antioxidant properties. Its appearance is white to light-yellow crystals or powder, and it is water-soluble. One form of ascorbic acid is commonly known as vitamin C.

Anthranilic acid is the organic compound with the formula C6H4 (NH2)COOH. This amino acid is white solid when pure, although commercial samples may appear yellow.