Record Information
Creation date2010-04-08 22:08:00 UTC
Update date2015-07-20 22:20:34 UTC
Primary IDFDB008286
Secondary Accession NumbersNot Available
Chemical Information
FooDB NamePotassium propionate
DescriptionPotassium propionate belongs to the class of organic compounds known as carboxylic acid salts. These are ionic derivatives of carboxylic acid. Potassium propionate is a weakly acidic compound (based on its pKa).
CAS Number327-62-8
Potassium propionic acidGenerator
Potassium propanoatebiospider
Potassium propionatedb_source
Propanoic acid, potassium saltbiospider
Predicted Properties
Water Solubility247 g/LALOGPS
pKa (Strongest Acidic)4.75ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area40.13 ŲChemAxon
Rotatable Bond Count1ChemAxon
Refractivity28.11 m³·mol⁻¹ChemAxon
Polarizability6.84 ųChemAxon
Number of Rings0ChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Chemical FormulaC3H5KO2
IUPAC namepotassium propanoate
InChI IdentifierInChI=1S/C3H6O2.K/c1-2-3(4)5;/h2H2,1H3,(H,4,5);/q;+1/p-1
Isomeric SMILES[K+].CCC([O-])=O
Average Molecular Weight112.1689
Monoisotopic Molecular Weight111.992661265
Description belongs to the class of organic compounds known as carboxylic acid salts. These are ionic derivatives of carboxylic acid.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassCarboxylic acid derivatives
Direct ParentCarboxylic acid salts
Alternative Parents
  • Carboxylic acid salt
  • Organic alkali metal salt
  • Monocarboxylic acid or derivatives
  • Carboxylic acid
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organic potassium salt
  • Organic salt
  • Organooxygen compound
  • Carbonyl group
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External DescriptorsNot Available
OntologyNo ontology term
Physico-Chemical Properties - Experimental
Physico-Chemical Properties - Experimental
Physical stateNot Available
Physical DescriptionNot Available
Mass CompositionC 32.12%; H 4.49%; K 34.86%; O 28.53%DFC
Melting PointMp 300°DFC
Boiling PointNot Available
Experimental Water SolubilityNot Available
Experimental logPNot Available
Experimental pKaNot Available
Isoelectric pointNot Available
ChargeNot Available
Optical RotationNot Available
Spectroscopic UV DataNot Available
DensityNot Available
Refractive IndexNot Available
Spectrum TypeDescriptionSplash Key
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-07vl-9200000000-1e29d30a3bd0034fa670View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-092c-9200000000-6fc94efc77fb38b6b034View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-014i-9000000000-9068f9d3819d2eee3f3eView in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-03di-1900000000-5e2575d46a505f5f6774View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-03di-3900000000-253eb862e005e13d5d88View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-0a4i-9200000000-a73e31d1ae010f5d8109View in MoNA
ChemSpider IDNot Available
ChEMBL IDNot Available
KEGG Compound IDNot Available
Pubchem Compound ID23663619
Pubchem Substance IDNot Available
ChEBI IDNot Available
Phenol-Explorer IDNot Available
DrugBank IDNot Available
HMDB IDNot Available
CRC / DFC (Dictionary of Food Compounds) IDDFP47-D:DFP49-F
EAFUS IDNot Available
Dr. Duke IDNot Available
BIGG IDNot Available
KNApSAcK IDNot Available
HET IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
Flavornet IDNot Available
GoodScent IDNot Available
SuperScent IDNot Available
Wikipedia IDPotassium_propionate
Phenol-Explorer Metabolite IDNot Available
Duplicate IDSNot Available
Old DFC IDSNot Available
Associated Foods
FoodContent Range AverageReference
Biological Effects and Interactions
Health Effects / BioactivitiesNot Available
EnzymesNot Available
PathwaysNot Available
MetabolismNot Available
BiosynthesisNot Available
Organoleptic Properties
FlavoursNot Available
MSDSNot Available
Synthesis ReferenceNot Available
General ReferenceNot Available
Content Reference