Record Information
Version1.0
Creation Date2016-05-19 02:29:51 UTC
Update Date2016-11-09 01:13:40 UTC
Accession NumberCHEM007753
Identification
Common NameTRIMETHYLOXAZOLE
ClassSmall Molecule
DescriptionTrimethyloxazole is found in animal foods. Trimethyloxazole is a constituent of roast peanuts, French fries and roast beef volatiles.
Contaminant Sources
  • EAFUS Chemicals
  • FooDB Chemicals
Contaminant TypeNot Available
Chemical Structure
Thumb
Synonyms
ValueSource
2,4,5-TrimethyloxazoleHMDB
Oxazole, 2,4,5-trimethylHMDB
Trimethyl-oxazoleHMDB
Chemical FormulaC6H9NO
Average Molecular Mass111.142 g/mol
Monoisotopic Mass111.068 g/mol
CAS Registry Number20662-84-4
IUPAC Nametrimethyl-1,3-oxazole
Traditional Nametrimethyl-1,3-oxazole
SMILESCC1=NC(C)=C(C)O1
InChI IdentifierInChI=1S/C6H9NO/c1-4-5(2)8-6(3)7-4/h1-3H3
InChI KeyZRLDBDZSLLGDOX-UHFFFAOYSA-N
Chemical Taxonomy
Description belongs to the class of organic compounds known as 2,4,5-trisubstituted oxazoles. 2,4,5-trisubstituted oxazoles are compounds containing an oxazole ring substituted at positions 2, 4 and 5 only. Oxazole is a five-membered aromatic heterocycle with one oxygen, one nitrogen, and three carbon atoms. Isomers include 1,2-oxazole and 1,3-oxazole.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassAzoles
Sub ClassOxazoles
Direct Parent2,4,5-trisubstituted oxazoles
Alternative Parents
Substituents
  • 2,4,5-trisubstituted 1,3-oxazole
  • Heteroaromatic compound
  • Oxacycle
  • Azacycle
  • Organic nitrogen compound
  • Organic oxygen compound
  • Organopnictogen compound
  • Hydrocarbon derivative
  • Organooxygen compound
  • Organonitrogen compound
  • Aromatic heteromonocyclic compound
Molecular FrameworkAromatic heteromonocyclic compounds
External DescriptorsNot Available
Biological Properties
StatusDetected and Not Quantified
OriginNot Available
Cellular LocationsNot Available
Biofluid LocationsNot Available
Tissue LocationsNot Available
PathwaysNot Available
ApplicationsNot Available
Biological RolesNot Available
Chemical RolesNot Available
Physical Properties
StateNot Available
AppearanceNot Available
Experimental Properties
PropertyValue
Melting PointNot Available
Boiling PointNot Available
SolubilityNot Available
Predicted Properties
PropertyValueSource
Water Solubility14.4 g/LALOGPS
logP1.7ALOGPS
logP0.37ChemAxon
logS-0.89ALOGPS
pKa (Strongest Basic)1.94ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count1ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area26.03 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity30.95 m³·mol⁻¹ChemAxon
Polarizability12.63 ųChemAxon
Number of Rings1ChemAxon
Bioavailability1ChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleNoChemAxon
Spectra
Spectra
Spectrum TypeDescriptionSplash KeyView
GC-MSGC-MS Spectrum - EI-B (Non-derivatized)splash10-07bf-9200000000-5af4aca2a8967058030bSpectrum
GC-MSGC-MS Spectrum - EI-B (Non-derivatized)splash10-07bf-9200000000-5af4aca2a8967058030bSpectrum
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, Positivesplash10-03di-9500000000-501b01fa8963c7b2bba9Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, PositiveNot AvailableSpectrum
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, PositiveNot AvailableSpectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-03di-0900000000-757ba2ec4dde5ee4e284Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-03di-5900000000-ab9e137a6ff7a4ec62f8Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-0udi-9000000000-742760726cabe09e3506Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-03xr-5900000000-92dd184d1d0a526dc409Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-02t9-9400000000-547692a7594c458abb27Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-0006-9000000000-593d1a50051824d0258cSpectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-03di-4900000000-7a3b553b5edff96467a6Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-0006-9200000000-07741d829f4be9e8c512Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-0006-9000000000-4fe36503d6ea48cb98eeSpectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-03di-3900000000-725f385ddea6912f6e6dSpectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-0i6u-9200000000-9f7b7c9aa2c2a5b8cf80Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-0uxu-9000000000-256dd4c427a78407aa8dSpectrum
MSMass Spectrum (Electron Ionization)splash10-03dl-9400000000-cd08a3e93a88886c9226Spectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
1D NMR1H NMR SpectrumNot AvailableSpectrum
1D NMR13C NMR SpectrumNot AvailableSpectrum
Toxicity Profile
Route of ExposureNot Available
Mechanism of ToxicityNot Available
MetabolismNot Available
Toxicity ValuesNot Available
Lethal DoseNot Available
Carcinogenicity (IARC Classification)Not Available
Uses/SourcesNot Available
Minimum Risk LevelNot Available
Health EffectsNot Available
SymptomsNot Available
TreatmentNot Available
Concentrations
Not Available
DrugBank IDNot Available
HMDB IDHMDB0040148
FooDB IDFDB019845
Phenol Explorer IDNot Available
KNApSAcK IDNot Available
BiGG IDNot Available
BioCyc IDNot Available
METLIN IDNot Available
PDB IDNot Available
Wikipedia LinkNot Available
Chemspider ID28060
ChEBI IDNot Available
PubChem Compound ID30215
Kegg Compound IDNot Available
YMDB IDNot Available
ECMDB IDNot Available
References
Synthesis ReferenceNot Available
MSDSNot Available
General References
1. Marchand S, Almy J, de Revel G: The cysteine reaction with diacetyl under wine-like conditions: proposed mechanisms for mixed origins of 2-methylthiazole, 2-methyl-3-thiazoline, 2-methylthiazolidine, and 2,4,5-trimethyloxazole. J Food Sci. 2011 Aug;76(6):C861-8. doi: 10.1111/j.1750-3841.2011.02261.x. Epub 2011 Jul 15.
2. Marchand S, de Revel G, Bertrand A: Approaches to wine aroma: release of aroma compounds from reactions between cysteine and carbonyl compounds in wine. J Agric Food Chem. 2000 Oct;48(10):4890-5.
3. Xi J, Huang TC, Ho CT: Characterization of volatile compounds from the reaction of 3-hydroxy-2-butanone and ammonium sulfide model system. J Agric Food Chem. 1999 Jan;47(1):245-8.
4. Pripis-Nicolau L, de Revel G, Bertrand A, Maujean A: Formation of flavor components by the reaction of amino acid and carbonyl compounds in mild conditions. J Agric Food Chem. 2000 Sep;48(9):3761-6.
5. Keim H, de Revel G, Marchand S, Bertrand A: Method for determining nitrogenous heterocycle compounds in wine. J Agric Food Chem. 2002 Oct 9;50(21):5803-7.
6. Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.