1.0 2026-09-22 22:50:21 UTC 2026-09-22 22:50:21 UTC FDB119012 5-Aminosalicylic acid 5-amino-2-hydroxy-benzoic acid 5-amino-2-hydroxybenzoic acid C7H7NO3 153.1354 153.042593095 5-amino-2-hydroxybenzoic acid mesalazine NC1=CC(C(O)=O)=C(O)C=C1 InChI=1S/C7H7NO3/c8-4-1-2-6(9)5(3-4)7(10)11/h1-3,9H,8H2,(H,10,11) KBOPZPXVLCULAV-UHFFFAOYSA-N belongs to the class of organic compounds known as aminobenzoic acids. These are benzoic acids containing an amine group attached to the benzene moiety. Aminobenzoic acids Organic compounds Benzenoids Benzene and substituted derivatives Benzoic acids and derivatives Aromatic homomonocyclic compounds 1-hydroxy-2-unsubstituted benzenoids Amino acids Aniline and substituted anilines Benzoic acids Benzoyl derivatives Carboxylic acids Hydrocarbon derivatives Monocarboxylic acids and derivatives Organic oxides Organooxygen compounds Organopnictogen compounds Primary amines Salicylic acids Vinylogous acids p-Aminophenols 1-hydroxy-2-unsubstituted benzenoid Amine Amino acid Amino acid or derivatives Aminobenzoic acid Aminophenol Aniline or substituted anilines Aromatic homomonocyclic compound Benzoic acid Benzoyl Carboxylic acid Carboxylic acid derivative Hydrocarbon derivative Hydroxybenzoic acid Monocarboxylic acid or derivatives Organic nitrogen compound Organic oxide Organic oxygen compound Organonitrogen compound Organooxygen compound Organopnictogen compound P-aminophenol Phenol Primary amine Salicylic acid Salicylic acid or derivatives Vinylogous acid amino acid aromatic amine monocarboxylic acid monohydroxybenzoic acid phenols logp 0.75 ALOGPS logs -1.10 ALOGPS solubility 1.22e+01 g/l ALOGPS logp -0.29 ChemAxon pka_strongest_acidic 2.02 ChemAxon pka_strongest_basic 5.87 ChemAxon iupac 5-amino-2-hydroxybenzoic acid ChemAxon average_mass 153.1354 ChemAxon mono_mass 153.042593095 ChemAxon smiles NC1=CC(C(O)=O)=C(O)C=C1 ChemAxon formula C7H7NO3 ChemAxon inchi InChI=1S/C7H7NO3/c8-4-1-2-6(9)5(3-4)7(10)11/h1-3,9H,8H2,(H,10,11) ChemAxon inchikey KBOPZPXVLCULAV-UHFFFAOYSA-N ChemAxon polar_surface_area 83.55 ChemAxon refractivity 40 ChemAxon polarizability 14.26 ChemAxon rotatable_bond_count 1 ChemAxon acceptor_count 4 ChemAxon donor_count 3 ChemAxon physiological_charge -1 ChemAxon formal_charge 0 ChemAxon Specdb::MsIr 72 Specdb::MsIr 3019 Specdb::MsIr 3020 Specdb::MsIr 3021 Specdb::CMs 25008 Specdb::CMs 40301 Specdb::CMs 149655 Specdb::MsMs 109458 Specdb::MsMs 109459 Specdb::MsMs 109460 Specdb::MsMs 176898 Specdb::MsMs 176899 Specdb::MsMs 176900 Specdb::MsMs 452411 Specdb::MsMs 2226982 Specdb::MsMs 2227751 Specdb::MsMs 2229309 Specdb::MsMs 2230136 Specdb::MsMs 2234168 Specdb::MsMs 2237065 Specdb::MsMs 2330976 Specdb::MsMs 2330977 Specdb::MsMs 2330978 Specdb::MsMs 2631179 Specdb::MsMs 2631180 Specdb::MsMs 2631181 Specdb::NmrOneD 100638 Specdb::NmrOneD 100639 Specdb::NmrOneD 100640 Specdb::NmrOneD 100641 Specdb::NmrOneD 100642 Specdb::NmrOneD 100643 Specdb::NmrOneD 100644 Specdb::NmrOneD 100645 Specdb::NmrOneD 100646 Specdb::NmrOneD 100647 Specdb::NmrOneD 100648 Specdb::NmrOneD 100649 Specdb::NmrOneD 100650 Specdb::NmrOneD 100651 Specdb::NmrOneD 100652 Specdb::NmrOneD 100653 Specdb::NmrOneD 100654 Specdb::NmrOneD 100655 Specdb::NmrOneD 100656 Specdb::NmrOneD 100657