3,5-DIHYDROXYBENZOIC ACID 4-10-00-01501 (Beilstein Handbook Reference) 5-Carboxyresorcinol 99-10-5 AI3-52338 BRN 2207864 Benzoic acid, 3,5-dihydroxy- EINECS 202-730-7 NSC 22948 alpha-Resorcylic acid