Hmdb loader
Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-11 23:08:07 UTC
Update Date2023-02-21 17:26:13 UTC
HMDB IDHMDB0037881
Secondary Accession Numbers
  • HMDB37881
Metabolite Identification
Common Name4-Ethyl-5-methyl-2-propyloxazole
Description4-Ethyl-5-methyl-2-propyloxazole 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. Based on a literature review very few articles have been published on 4-Ethyl-5-methyl-2-propyloxazole.
Structure
Data?1677000373
Synonyms
ValueSource
4-Ethyl-5-methyl-2-propyl-1,3-oxazoleHMDB
Oxazole, 4-ethyl-5-methyl-2-propylHMDB
Chemical FormulaC9H15NO
Average Molecular Weight153.2215
Monoisotopic Molecular Weight153.115364107
IUPAC Name4-ethyl-5-methyl-2-propyl-1,3-oxazole
Traditional Name4-ethyl-5-methyl-2-propyl-1,3-oxazole
CAS Registry Number84027-94-1
SMILES
CCCC1=NC(CC)=C(C)O1
InChI Identifier
InChI=1S/C9H15NO/c1-4-6-9-10-8(5-2)7(3)11-9/h4-6H2,1-3H3
InChI KeyNUKWARDPXKRLRG-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
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
Role
Physical Properties
StateNot Available
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water Solubility105.2 mg/L @ 25 °C (est)The Good Scents Company Information System
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.33 g/LALOGPS
logP3.23ALOGPS
logP2.21ChemAxon
logS-2.7ALOGPS
pKa (Strongest Basic)1.74ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count1ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area26.03 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity44.8 m³·mol⁻¹ChemAxon
Polarizability18.73 ųChemAxon
Number of Rings1ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DarkChem[M+H]+133.90431661259
DarkChem[M-H]-132.73431661259
DeepCCS[M+H]+142.32530932474
DeepCCS[M-H]-138.98230932474
DeepCCS[M-2H]-176.13630932474
DeepCCS[M+Na]+151.39330932474
AllCCS[M+H]+135.032859911
AllCCS[M+H-H2O]+130.632859911
AllCCS[M+NH4]+139.032859911
AllCCS[M+Na]+140.232859911
AllCCS[M-H]-138.032859911
AllCCS[M+Na-2H]-139.632859911
AllCCS[M+HCOO]-141.532859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
4-Ethyl-5-methyl-2-propyloxazoleCCCC1=NC(CC)=C(C)O11339.7Standard polar33892256
4-Ethyl-5-methyl-2-propyloxazoleCCCC1=NC(CC)=C(C)O11073.4Standard non polar33892256
4-Ethyl-5-methyl-2-propyloxazoleCCCC1=NC(CC)=C(C)O11071.0Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Experimental GC-MSGC-MS Spectrum - 4-Ethyl-5-methyl-2-propyloxazole EI-B (Non-derivatized)splash10-0g6u-8900000000-ce26c908da9dc76ed9432017-09-12HMDB team, MONA, MassBankView Spectrum
Experimental GC-MSGC-MS Spectrum - 4-Ethyl-5-methyl-2-propyloxazole EI-B (Non-derivatized)splash10-0g6u-8900000000-ce26c908da9dc76ed9432018-05-18HMDB team, MONA, MassBankView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 4-Ethyl-5-methyl-2-propyloxazole GC-MS (Non-derivatized) - 70eV, Positivesplash10-00bi-6900000000-2b412eafd0b6e51000282017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 4-Ethyl-5-methyl-2-propyloxazole GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Ethyl-5-methyl-2-propyloxazole 10V, Positive-QTOFsplash10-0udi-0900000000-081a552080c78f70c0582016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Ethyl-5-methyl-2-propyloxazole 20V, Positive-QTOFsplash10-0udi-6900000000-237f4559be20e16e98fe2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Ethyl-5-methyl-2-propyloxazole 40V, Positive-QTOFsplash10-014l-9000000000-a606e8eac286c44e87402016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Ethyl-5-methyl-2-propyloxazole 10V, Negative-QTOFsplash10-0udi-3900000000-e7a0d86018750e542dd92016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Ethyl-5-methyl-2-propyloxazole 20V, Negative-QTOFsplash10-0udi-2900000000-069cef0d8ee25b2cfc772016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Ethyl-5-methyl-2-propyloxazole 40V, Negative-QTOFsplash10-0udi-9200000000-1a028848dd460294efd12016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Ethyl-5-methyl-2-propyloxazole 10V, Negative-QTOFsplash10-0udi-0900000000-5b91114f7b3c03540b812021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Ethyl-5-methyl-2-propyloxazole 20V, Negative-QTOFsplash10-0udi-9800000000-feb1a910413de8aad7792021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Ethyl-5-methyl-2-propyloxazole 40V, Negative-QTOFsplash10-0uxu-9100000000-a2da0fec919521021c322021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Ethyl-5-methyl-2-propyloxazole 10V, Positive-QTOFsplash10-0udi-2900000000-81d6aede9cb06f11d8d82021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Ethyl-5-methyl-2-propyloxazole 20V, Positive-QTOFsplash10-0w4i-4900000000-f97f1b2a3ca7fd8b38552021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 4-Ethyl-5-methyl-2-propyloxazole 40V, Positive-QTOFsplash10-0006-9000000000-0ecd606fd8fb6ca48e102021-09-22Wishart LabView Spectrum

IR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted IR SpectrumIR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+H]+)2023-02-04FELIX labView Spectrum
Predicted IR SpectrumIR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+Na]+)2023-02-04FELIX labView Spectrum
Biological Properties
Cellular Locations
  • Membrane
Biospecimen LocationsNot Available
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB017034
KNApSAcK IDNot Available
Chemspider ID504472
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound580375
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1863981
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References
  1. (). Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.. .