SEARCH Articles Figures Tables 2,5-dihydroxy benzoic acid 2-Amino-3,6-dihydroxy-benzoic acid 2.4- Dihydroxy-6- benzoic structure 3.4- Dihydroxy-benzoic acid acidity constants Benzoic 3,5-dihydroxy-, hydrogenation Benzoic 5-bromo-2,4-dihydroxy Benzoic acid, 2,4-dihydroxy-, effect Benzoic acid, 2,4-dihydroxy-6-methylmethyl ester Benzoic acid, 2,4-dihydroxy-6-methylmethyl ester synthesis Benzoic acid, 2,5-dihydroxy-4-methoxysynthesis Hydrogenation dihydroxy benzoic acid Matrix Dihydroxy benzoic acid