1.0 2010-04-08 22:14:57 UTC 2025-11-19 02:29:41 UTC FDB020321 Monopotassium glutamate Flavour enhancer; salt substitute Monopotassium glutamate is a compound with formula KC5H8NO4. It is a potassium acid salt of glutamic acid.; See glutamic acid for more information. This compound is a non-sodium MSG alternative. 5-Potassium hydrogen L-glutamate E622 L-glutamic acid, monopotassium salt L-Glutamic acid, potassium salt (1:1) Monopotassium glutamate Monopotassium l-glutamate Potassium diglutamate Potassium glutamate Potassium glutaminate Potassium l-glutamate C5H9NO4 147.1293 147.053157781 2-aminopentanedioic acid glutaminsaeure 19473-49-5 NC(CCC(O)=O)C(O)=O InChI=1S/C5H9NO4/c6-3(5(9)10)1-2-4(7)8/h3H,1-2,6H2,(H,7,8)(H,9,10) WHUUTDBJXJRKMK-UHFFFAOYSA-N belongs to the class of organic compounds known as glutamic acid and derivatives. Glutamic acid and derivatives are compounds containing glutamic acid or a derivative thereof resulting from reaction of glutamic acid at the amino group or the carboxy group, or from the replacement of any hydrogen of glycine by a heteroatom. Glutamic acid and derivatives Organic compounds Organic acids and derivatives Carboxylic acids and derivatives Amino acids, peptides, and analogues Aliphatic acyclic compounds Alpha amino acids Amino acids Amino fatty acids Carbonyl compounds Carboxylic acids Dicarboxylic acids and derivatives Hydrocarbon derivatives Monoalkylamines Organic oxides Organopnictogen compounds Aliphatic acyclic compound Alpha-amino acid Amine Amino acid Amino fatty acid Carbonyl group Carboxylic acid Dicarboxylic acid or derivatives Fatty acid Fatty acyl Glutamic acid or derivatives Hydrocarbon derivative Organic nitrogen compound Organic oxide Organic oxygen compound Organonitrogen compound Organooxygen compound Organopnictogen compound Primary aliphatic amine Primary amine alpha-amino acid logp -3.54 ALOGPS logs -0.26 ALOGPS solubility 8.06e+01 g/l ALOGPS logp -3.2 ChemAxon pka_strongest_acidic 1.88 ChemAxon pka_strongest_basic 9.54 ChemAxon iupac 2-aminopentanedioic acid ChemAxon average_mass 147.1293 ChemAxon mono_mass 147.053157781 ChemAxon smiles NC(CCC(O)=O)C(O)=O ChemAxon formula C5H9NO4 ChemAxon inchi InChI=1S/C5H9NO4/c6-3(5(9)10)1-2-4(7)8/h3H,1-2,6H2,(H,7,8)(H,9,10) ChemAxon inchikey WHUUTDBJXJRKMK-UHFFFAOYSA-N ChemAxon polar_surface_area 100.62 ChemAxon refractivity 31.29 ChemAxon polarizability 13.49 ChemAxon rotatable_bond_count 4 ChemAxon acceptor_count 5 ChemAxon donor_count 3 ChemAxon physiological_charge -1 ChemAxon formal_charge 0 ChemAxon Specdb::EiMs 730 Specdb::CMs 31933 Specdb::CMs 31960 Specdb::CMs 33448 Specdb::CMs 48237 Specdb::CMs 102430 Specdb::CMs 102431 Specdb::CMs 149384 Specdb::NmrOneD 3167 Specdb::NmrOneD 59012 Specdb::NmrOneD 59013 Specdb::NmrOneD 59014 Specdb::NmrOneD 59015 Specdb::NmrOneD 59016 Specdb::NmrOneD 59017 Specdb::NmrOneD 59018 Specdb::NmrOneD 59019 Specdb::NmrOneD 59020 Specdb::NmrOneD 59021 Specdb::NmrOneD 59022 Specdb::NmrOneD 59023 Specdb::NmrOneD 59024 Specdb::NmrOneD 59025 Specdb::NmrOneD 59026 Specdb::NmrOneD 59027 Specdb::NmrOneD 59028 Specdb::NmrOneD 59029 Specdb::NmrOneD 59030 Specdb::NmrOneD 59031 Specdb::MsMs 12479 Specdb::MsMs 12480 Specdb::MsMs 12481 Specdb::MsMs 19151 Specdb::MsMs 19152 Specdb::MsMs 19153 Specdb::MsMs 439490 Specdb::MsMs 439491 Specdb::MsMs 445226 Specdb::MsMs 445227 Specdb::MsMs 445228 Specdb::MsMs 445229 Specdb::MsMs 447545 Specdb::MsMs 447546 Specdb::MsMs 447547 Specdb::MsMs 447548 Specdb::MsMs 447549 Specdb::MsMs 447550 Specdb::MsMs 447551 Specdb::MsMs 447552 Specdb::MsMs 447553 Specdb::MsMs 447554 Specdb::MsMs 447555 Specdb::MsMs 447556 Specdb::MsMs 449548 HMDB0060475