P-Anisic acid

p-Anisic acid, also known as 4-methoxybenzoic acid or draconic acid, is one of the isomers of anisic acid. The term "anisic acid" often refers to this form specifically. It is a white crystalline solid which is insoluble in water, highly soluble in alcohols, and soluble in ether and ethyl acetate.

Synthesis and occurrence
p-Anisic acid is found naturally in anise. It can also be obtained synthetically by the oxidation of anethole, anisaldehyde, or p-methoxyacetophenone.

Uses
p-Anisic acid has antiseptic properties. It is also used as an intermediate in the preparation of more complex organic compounds.