3-HYDROXY-4-METHOXYBENZOIC ACID 3-Hydroxy-p-anisic acid 3-Hydroxyanisic acid 4-10-00-01460 (Beilstein Handbook Reference) 645-08-9 Acide isovanillique BRN 2208365 Benzoic acid, 3-hydroxy-4-methoxy- EINECS 211-430-5 Isovanillic acid p-Anisic acid, 3-hydroxy-