Synonyms:

Atranoric acid; Parmelin acid; Usnarin acid; 3-Formyl-2,4-dihydroxy-5-methylbenzoic acid; 3-Hydroxy-4-(methoxycarbonyl)-2,5-dimethylphenyl ester.

Uses:

One of the most common substances found in lichens. Component in extracts of oak moss used as fragrance. Cross: oakmoss. PA.