Record Information
Version1.0
Creation Date2016-09-30 22:42:00 UTC
Update Date2020-04-22 15:06:57 UTC
BMDB IDBMDB0001172
Secondary Accession Numbers
  • BMDB01172
Metabolite Identification
Common Name2-Methyl-3-oxopropanoic acid
Description2-Methyl-3-oxopropanoic acid, also known as methylmalonate semialdehyde or 3-oxo-2-methylpropanoate, belongs to the class of organic compounds known as 1,3-dicarbonyl compounds. These are carbonyl compounds with the generic formula O=C(R)C(H)C(R')=O, where R and R' can be any group. 2-Methyl-3-oxopropanoic acid is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral. 2-Methyl-3-oxopropanoic acid exists in all living organisms, ranging from bacteria to humans.
Structure
Thumb
Synonyms
ValueSource
2-Methyl-3-oxopropanoateChEBI
3-oxo-2-MethylpropanoateChEBI
Methylmalonate semialdehydeChEBI
3-oxo-2-Methylpropanoic acidGenerator
Methylmalonic acid semialdehydeGenerator
CH3-Malonate-semialdehydeHMDB
Methylmalonate-semialdehydeHMDB
2-Methyl-3-oxo-propanoateHMDB
2-Methyl-3-oxopropanoic acidGenerator
Chemical FormulaC4H6O3
Average Molecular Weight102.0886
Monoisotopic Molecular Weight102.031694058
IUPAC Name2-methyl-3-oxopropanoic acid
Traditional Namemethylmalonate semialdehyde
CAS Registry Number6236-08-4
SMILES
CC(C=O)C(O)=O
InChI Identifier
InChI=1S/C4H6O3/c1-3(2-5)4(6)7/h2-3H,1H3,(H,6,7)
InChI KeyVOKUMXABRRXHAR-UHFFFAOYSA-N
Chemical Taxonomy
Description belongs to the class of organic compounds known as 1,3-dicarbonyl compounds. These are carbonyl compounds with the generic formula O=C(R)C(H)C(R')=O, where R and R' can be any group.
KingdomOrganic compounds
Super ClassOrganic oxygen compounds
ClassOrganooxygen compounds
Sub ClassCarbonyl compounds
Direct Parent1,3-dicarbonyl compounds
Alternative Parents
Substituents
  • 1,3-dicarbonyl compound
  • Monocarboxylic acid or derivatives
  • Carboxylic acid
  • Carboxylic acid derivative
  • Organic oxide
  • Hydrocarbon derivative
  • Short-chain aldehyde
  • Aldehyde
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External Descriptors
Ontology
StatusExpected but not Quantified
Origin
  • Endogenous
BiofunctionNot Available
ApplicationNot Available
Cellular locations
  • Cytoplasm
  • Mitochondria
Physical Properties
StateSolid
Experimental Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Predicted Properties
PropertyValueSource
logP0ALOGPS
logP0.053ChemAxon
logS0.42ALOGPS
pKa (Strongest Acidic)3.98ChemAxon
pKa (Strongest Basic)-7.2ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area54.37 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity22.64 m³·mol⁻¹ChemAxon
Polarizability9.15 ųChemAxon
Number of Rings0ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Spectra
Spectra
Spectrum TypeDescriptionSplash Key
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, Positivesplash10-0a4i-9000000000-8b181508e3ce65539b46View in MoNA
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (1 TMS) - 70eV, Positivesplash10-00di-9600000000-15e42a2e09123d5f22adView in MoNA
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, PositiveNot AvailableView in JSpectraViewer
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, PositiveNot AvailableView in JSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-0zg0-9400000000-e46caa43ec4709ce7686View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-0a4i-9000000000-6c1632ad1d7983990262View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-0a4i-9000000000-6762a2cf4db52c84495cView in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-0udi-2900000000-9066dc83487b73946c99View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-0a4i-9200000000-8fde49823ba2083f055fView in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-0a4i-9000000000-a320f14ddfc09e798938View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-0uk9-8900000000-0a76d84228c38b1cfe1dView in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-0pb9-9300000000-dd49ef94a8379e8517cdView in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-0a4i-9000000000-4f42a2a7dc0b37e742daView in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-0a4i-9000000000-b5c480248a004c069416View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-0a4i-9000000000-6de8f6b91e5efd633c28View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-0a4r-9000000000-a0e9ace5e33e8c50915eView in MoNA
Biological Properties
Cellular Locations
  • Cytoplasm
  • Mitochondria
Biospecimen LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
Not Available
HMDB IDHMDB0001172
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB022464
KNApSAcK IDNot Available
Chemspider ID290
KEGG Compound IDC00349
BioCyc IDNot Available
BiGG ID34698
Wikipedia Link2-Methyl-3-oxopropanoic acid
METLIN ID6053
PubChem Compound296
PDB IDNot Available
ChEBI ID16256
References
Synthesis ReferenceRobinson, Wm. G.; Coon, Minor J. Purification and properties of b-hydroxyisobutyric dehydrogenase. Journal of Biological Chemistry (1957), 225 511-21.
Material Safety Data Sheet (MSDS)Not Available
General ReferencesNot Available

Enzymes

General function:
Energy production and conversion
Specific function:
Plays a role in valine and pyrimidine metabolism. Binds fatty acyl-CoA.
Gene Name:
ALDH6A1
Uniprot ID:
Q07536
Molecular weight:
58063.0
General function:
Amino acid transport and metabolism
Specific function:
Catalyzes the conversion of gamma-aminobutyrate and L-beta-aminoisobutyrate to succinate semialdehyde and methylmalonate semialdehyde, respectively. Can also convert delta-aminovalerate and beta-alanine (By similarity).
Gene Name:
ABAT
Uniprot ID:
Q9BGI0
Molecular weight:
56731.0