3,5-Dimethoxy-4-hydroxybenzoic acid 3,5-Dimethoxy-4-hydroxybenzyl acid 4-10-00-01995 (Beilstein Handbook Reference) 4-Hydroxy-3,5-dimethoxybenzoic acid 530-57-4 64887-60-1 AI3-24376 BRN 2115262 Benzoic acid, 4-hydroxy-3,5-dimethoxy- Cedar acid EINECS 208-486-8 Gallic acid 3,5-dimethyl ether NSC 2129 SYRINGIC ACID