Record Information
Version 1.0
Update Date 1/22/2018 11:54:54 AM
Metabolite IDPAMDB120598
Identification
Name: isobutanal
Description:A member of the class of propanals that is propanal substituted by a methyl group at position 2.
Structure
Thumb
Synonyms:
  • 2-methylpropanal
  • 2-methylpropionaldehyde
  • α-methylpropionaldehyde
  • isobutanal
  • isobutylaldehyde
  • isobutyric aldehyde
Chemical Formula: C4H8O
Average Molecular Weight: 72.107
Monoisotopic Molecular Weight: 72.05752
InChI Key: AMIMRNSIRUDHCM-UHFFFAOYSA-N
InChI:InChI=1S/C4H8O/c1-4(2)3-5/h3-4H,1-2H3
CAS number: 78-84-2
IUPAC Name:2-methylpropanal
Traditional IUPAC Name: isobutyraldehyde
SMILES:CC(C)[CH]=O
Chemical Taxonomy
Taxonomy DescriptionThis compound belongs to the class of organic compounds known as short-chain aldehydes. These are an aldehyde with a chain length containing between 2 and 5 carbon atoms.
Kingdom Organic compounds
Super ClassOrganooxygen compounds
Class Carbonyl compounds
Sub ClassAldehydes
Direct Parent Short-chain aldehydes
Alternative Parents
Substituents
  • Hydrocarbon derivative
  • Short-chain aldehyde
  • Aliphatic acyclic compound
Molecular Framework Aliphatic acyclic compounds
External Descriptors
Physical Properties
State: Liquid
Charge:0
Melting point: -65.9 °C
Experimental Properties:
PropertyValueReference
Melting Point-65.9 °CNot Available
Boiling PointNot AvailableNot Available
Water Solubility89 mg/mL at 25 °CNot Available
LogPNot AvailableNot Available
Predicted Properties
PropertyValueSource
Water Solubility53.7 mg/mLALOGPS
logP0.6ALOGPS
logP0.86ChemAxon
logS-0.13ALOGPS
pKa (Strongest Acidic)15.62ChemAxon
pKa (Strongest Basic)-7ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count1ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area17.07 Å2ChemAxon
Rotatable Bond Count1ChemAxon
Refractivity20.92 m3·mol-1ChemAxon
Polarizability8.24 Å3ChemAxon
Number of Rings0ChemAxon
Bioavailability1ChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Biological Properties
Cellular Locations: Not Available
Reactions:
Pathways: Not Available
Spectra
Spectra:
Spectrum TypeDescriptionSplash Key
Predicted GC-MSPredicted GC-MS Spectrum - GC-MSNot Available
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-00di-9000000000-58d96802e35b00bb3438View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-00di-9000000000-935757dca5822bf99c59View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-052f-9000000000-70f55b8222bfdf58adb0View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-00di-9000000000-def551c4e49daf8d790bView in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-00di-9000000000-db936d35c1e102f7ca97View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-0ab9-9000000000-342576c8a51a5b054f42View in MoNA
MSMass Spectrum (Electron Ionization)splash10-0006-9000000000-cb6baf74480a5a4ab1edView in MoNA
1D NMR1H NMR SpectrumNot Available
1D NMR13C NMR SpectrumNot Available
References
References:
  • Rodriguez GM, Atsumi S (2012)Isobutyraldehyde production from Escherichia coli by removing aldehyde reductase activity. Microbial cell factories 11, Pubmed: 22731523
  • Lang K, Zierow J, Buehler K, Schmid A (2014)Metabolic engineering of Pseudomonas sp. strain VLB120 as platform biocatalyst for the production of isobutyric acid and other secondary metabolites. Microbial cell factories 13, Pubmed: 24397404
  • Liu X, Bastian S, Snow CD, Brustad EM, Saleski TE, Xu JH, Meinhold P, Arnold FH (2012)Structure-guided engineering of Lactococcus lactis alcohol dehydrogenase LlAdhA for improved conversion of isobutyraldehyde to isobutanol. Journal of biotechnology 164, Pubmed: 22974724
Synthesis Reference: Not Available
Material Safety Data Sheet (MSDS) Not Available
External Links:
ResourceLink
HMDBHMDB31243
CHEMSPIDER6313
PUBCHEM6561
CHEBI48943