1.0 2010-04-08 22:04:44 UTC 2025-11-18 22:24:39 UTC FDB000842 2,4-Dihydroxybenzoic acid Found in avocado, beer, wine and coffee. Food flavour ingredient and flavour modifier &beta;-Resorcinolic acid &beta;-Resorcylic acid 2,4-DHBA 2,4-Dihydroxy-benzoic acid 4-Carboxyresorcinol 4-Dihydroxy-benzoate 4-Dihydroxybenzoate 4-Hydroxysalicylic acid b-Resorcylate b-Resorcylic acid b-Resorcylic acid, 8CI Benzoic acid, 2,4-dihydroxy- beta-Resorcinolic acid beta-Resorcylate beta-Resorcylic acid FEMA 3798 p-Hydroxysalicylic acid Resorcinol-4-carboxylic acid Resorcylic acid, &beta; Resorcylic acid, beta β-resorcylate β-resorcylic acid C7H6O4 154.121 154.026608673 2,4-dihydroxybenzoic acid 2,4-dihydroxybenzoic acid 89-86-1 OC(=O)C1=C(O)C=C(O)C=C1 InChI=1S/C7H6O4/c8-4-1-2-5(7(10)11)6(9)3-4/h1-3,8-9H,(H,10,11) UIAFKZKHHVMJGS-UHFFFAOYSA-N belongs to the class of organic compounds known as hydroxybenzoic acid derivatives. Hydroxybenzoic acid derivatives are compounds containing a hydroxybenzoic acid (or a derivative), which is a benzene ring bearing a carboxyl and a hydroxyl groups. Hydroxybenzoic acid derivatives Organic compounds Benzenoids Benzene and substituted derivatives Benzoic acids and derivatives Aromatic homomonocyclic compounds 1-hydroxy-2-unsubstituted benzenoids 1-hydroxy-4-unsubstituted benzenoids Benzoic acids Benzoyl derivatives Carboxylic acids Hydrocarbon derivatives Monocarboxylic acids and derivatives Organic oxides Organooxygen compounds Resorcinols Salicylic acids Vinylogous acids 1-hydroxy-2-unsubstituted benzenoid 1-hydroxy-4-unsubstituted benzenoid Aromatic homomonocyclic compound Benzoic acid Benzoyl Carboxylic acid Carboxylic acid derivative Dihydroxybenzoic acid Hydrocarbon derivative Hydroxybenzoic acid Monocarboxylic acid or derivatives Organic oxide Organic oxygen compound Organooxygen compound Phenol Resorcinol Salicylic acid Salicylic acid or derivatives Vinylogous acid Solid logp 1.23 ALOGPS logs -1.10 ALOGPS solubility 1.24e+01 g/l ALOGPS melting_point Mp 218-219° (213° rapid heat) logp 1.67 ChemAxon pka_strongest_acidic 3.1 ChemAxon pka_strongest_basic -5.8 ChemAxon iupac 2,4-dihydroxybenzoic acid ChemAxon average_mass 154.121 ChemAxon mono_mass 154.026608673 ChemAxon smiles OC(=O)C1=C(O)C=C(O)C=C1 ChemAxon formula C7H6O4 ChemAxon inchi InChI=1S/C7H6O4/c8-4-1-2-5(7(10)11)6(9)3-4/h1-3,8-9H,(H,10,11) ChemAxon inchikey UIAFKZKHHVMJGS-UHFFFAOYSA-N ChemAxon polar_surface_area 77.76 ChemAxon refractivity 37.28 ChemAxon polarizability 13.8 ChemAxon rotatable_bond_count 1 ChemAxon acceptor_count 4 ChemAxon donor_count 3 ChemAxon physiological_charge -1 ChemAxon formal_charge 0 ChemAxon Specdb::MsIr 3569 Specdb::MsIr 3570 Specdb::MsIr 3571 Specdb::CMs 5791 Specdb::CMs 28708 Specdb::CMs 41506 Specdb::CMs 100394 Specdb::CMs 131615 Specdb::CMs 139349 Specdb::NmrOneD 158970 Specdb::NmrOneD 158971 Specdb::NmrOneD 158972 Specdb::NmrOneD 158973 Specdb::NmrOneD 158974 Specdb::NmrOneD 158975 Specdb::NmrOneD 158976 Specdb::NmrOneD 158977 Specdb::NmrOneD 158978 Specdb::NmrOneD 158979 Specdb::NmrOneD 158980 Specdb::NmrOneD 158981 Specdb::NmrOneD 158982 Specdb::NmrOneD 158983 Specdb::NmrOneD 158984 Specdb::NmrOneD 158985 Specdb::NmrOneD 158986 Specdb::NmrOneD 158987 Specdb::NmrOneD 158988 Specdb::NmrOneD 158989 Specdb::MsMs 240595 Specdb::MsMs 240596 Specdb::MsMs 240597 Specdb::MsMs 242650 Specdb::MsMs 242651 Specdb::MsMs 242652 Specdb::MsMs 2449006 Specdb::MsMs 2449007 Specdb::MsMs 2449008 Specdb::MsMs 2486784 Specdb::MsMs 2486785 Specdb::MsMs 2486786 HMDB29666 DOB #<Reference:0x000055ce31cde4c0> Alcoholic beverages Unknown generic American cranberry Type 1 specific Vaccinium macrocarpon 13750 2.5285 4.25 0.806999981 mg/100 g Arabica coffee Type 1 specific Coffea arabica 13443 Coffee and coffee products Unknown generic Fruits Unknown generic German camomile Type 1 specific Matricaria recutita 127986 Olive Type 1 specific Olea europaea 4146 0.109408 0.213999997 0.00481575 mg/100 g Robusta coffee Type 1 specific Coffea canephora 49390 mild phenolic