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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2012-09-11 17:48:52 UTC
Update Date2023-02-21 17:21:50 UTC
HMDB IDHMDB0032272
Secondary Accession Numbers
  • HMDB32272
Metabolite Identification
Common NameEthyl 4-methylpentanoate
DescriptionEthyl 4-methylpentanoate belongs to the class of organic compounds known as fatty acid esters. These are carboxylic ester derivatives of a fatty acid. Based on a literature review a small amount of articles have been published on Ethyl 4-methylpentanoate.
Structure
Data?1677000110
Synonyms
ValueSource
Ethyl 4-methylpentanoic acidGenerator
Ethyl 4-methylvalerateHMDB
Ethyl isocaproateHMDB
Ethyl isohexanoateHMDB
Pentanoic acid, 4-methyl-, ethyl esterHMDB
Valeric acid, 4-methyl-, ethyl esterHMDB
Chemical FormulaC8H16O2
Average Molecular Weight144.2114
Monoisotopic Molecular Weight144.115029756
IUPAC Nameethyl 4-methylpentanoate
Traditional Nameethyl 4-methylpentanoate
CAS Registry Number25415-67-2
SMILES
CCOC(=O)CCC(C)C
InChI Identifier
InChI=1S/C8H16O2/c1-4-10-8(9)6-5-7(2)3/h7H,4-6H2,1-3H3
InChI KeyOFQRUTMGVBMTFQ-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as fatty acid esters. These are carboxylic ester derivatives of a fatty acid.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassFatty Acyls
Sub ClassFatty acid esters
Direct ParentFatty acid esters
Alternative Parents
Substituents
  • Fatty acid ester
  • Carboxylic acid ester
  • Monocarboxylic acid or derivatives
  • Carboxylic acid derivative
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Carbonyl group
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External DescriptorsNot Available
Ontology
Physiological effect
Disposition
Process
Role
Physical Properties
StateNot Available
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling Point160.00 to 163.00 °C. @ 760.00 mm HgThe Good Scents Company Information System
Water Solubility356.7 mg/L @ 25 °C (est)The Good Scents Company Information System
LogP2.667 (est)The Good Scents Company Information System
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility1.59 g/LALOGPS
logP2.64ALOGPS
logP2.16ChemAxon
logS-2ALOGPS
pKa (Strongest Basic)-7ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count1ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area26.3 ŲChemAxon
Rotatable Bond Count5ChemAxon
Refractivity40.54 m³·mol⁻¹ChemAxon
Polarizability17.25 ųChemAxon
Number of Rings0ChemAxon
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]+133.56631661259
DarkChem[M-H]-130.22831661259
DeepCCS[M+H]+136.78630932474
DeepCCS[M-H]-133.75130932474
DeepCCS[M-2H]-170.54130932474
DeepCCS[M+Na]+145.80530932474
AllCCS[M+H]+134.632859911
AllCCS[M+H-H2O]+130.632859911
AllCCS[M+NH4]+138.432859911
AllCCS[M+Na]+139.432859911
AllCCS[M-H]-136.132859911
AllCCS[M+Na-2H]-138.532859911
AllCCS[M+HCOO]-141.332859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
Ethyl 4-methylpentanoateCCOC(=O)CCC(C)C1188.7Standard polar33892256
Ethyl 4-methylpentanoateCCOC(=O)CCC(C)C944.3Standard non polar33892256
Ethyl 4-methylpentanoateCCOC(=O)CCC(C)C976.3Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Experimental GC-MSGC-MS Spectrum - Ethyl 4-methylpentanoate EI-B (Non-derivatized)splash10-0f9g-9100000000-4bbceed47a2856975b252017-09-12HMDB team, MONA, MassBankView Spectrum
Experimental GC-MSGC-MS Spectrum - Ethyl 4-methylpentanoate EI-B (Non-derivatized)splash10-0f9g-9100000000-4bbceed47a2856975b252018-05-18HMDB team, MONA, MassBankView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Ethyl 4-methylpentanoate GC-MS (Non-derivatized) - 70eV, Positivesplash10-0096-9000000000-3b07b69d94c9b6eb4a942016-09-22Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Ethyl 4-methylpentanoate 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 - Ethyl 4-methylpentanoate 10V, Positive-QTOFsplash10-0002-5900000000-d175ba1ac3cf038d09ca2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethyl 4-methylpentanoate 20V, Positive-QTOFsplash10-0002-9200000000-beb51ff7539f352919242016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethyl 4-methylpentanoate 40V, Positive-QTOFsplash10-0a4i-9000000000-2f0529a99b024483ad342016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethyl 4-methylpentanoate 10V, Negative-QTOFsplash10-0007-7900000000-7e41e6856fc670e375052016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethyl 4-methylpentanoate 20V, Negative-QTOFsplash10-0002-9300000000-68935c85de8144a5dbb52016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethyl 4-methylpentanoate 40V, Negative-QTOFsplash10-052e-9000000000-0a132fb2aea82f059d792016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethyl 4-methylpentanoate 10V, Negative-QTOFsplash10-00kb-9800000000-2adfd5aa1ca20dfbc1852021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethyl 4-methylpentanoate 20V, Negative-QTOFsplash10-0002-9100000000-8bf1367a2f59795bb5a52021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethyl 4-methylpentanoate 40V, Negative-QTOFsplash10-0002-9000000000-c281ac3403859ce46c9e2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethyl 4-methylpentanoate 10V, Positive-QTOFsplash10-0592-9100000000-3e9621c74ef3abef69972021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethyl 4-methylpentanoate 20V, Positive-QTOFsplash10-0592-9000000000-c91de8cf5de78d0d87682021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Ethyl 4-methylpentanoate 40V, Positive-QTOFsplash10-0536-9000000000-baec6291091a844f95d62021-09-23Wishart LabView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted 1D NMR13C NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-25Wishart 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
  • Extracellular
  • Membrane
Biospecimen Locations
  • Feces
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Both
Normal
details
Abnormal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Both
Nonalcoholic fatty liver disease (NAFLD)
details
Associated Disorders and Diseases
Disease References
Nonalcoholic fatty liver disease
  1. Raman M, Ahmed I, Gillevet PM, Probert CS, Ratcliffe NM, Smith S, Greenwood R, Sikaroodi M, Lam V, Crotty P, Bailey J, Myers RP, Rioux KP: Fecal microbiome and volatile organic compound metabolome in obese humans with nonalcoholic fatty liver disease. Clin Gastroenterol Hepatol. 2013 Jul;11(7):868-75.e1-3. doi: 10.1016/j.cgh.2013.02.015. Epub 2013 Feb 27. [PubMed:23454028 ]
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB009400
KNApSAcK IDC00050448
Chemspider ID104984
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound117477
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1477041
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References
  1. Simons K, Toomre D: Lipid rafts and signal transduction. Nat Rev Mol Cell Biol. 2000 Oct;1(1):31-9. [PubMed:11413487 ]
  2. Watson AD: Thematic review series: systems biology approaches to metabolic and cardiovascular disorders. Lipidomics: a global approach to lipid analysis in biological systems. J Lipid Res. 2006 Oct;47(10):2101-11. Epub 2006 Aug 10. [PubMed:16902246 ]
  3. Sethi JK, Vidal-Puig AJ: Thematic review series: adipocyte biology. Adipose tissue function and plasticity orchestrate nutritional adaptation. J Lipid Res. 2007 Jun;48(6):1253-62. Epub 2007 Mar 20. [PubMed:17374880 ]
  4. Lingwood D, Simons K: Lipid rafts as a membrane-organizing principle. Science. 2010 Jan 1;327(5961):46-50. doi: 10.1126/science.1174621. [PubMed:20044567 ]
  5. (). EAFUS: Everything Added to Food in the United States.. .
  6. Gunstone, Frank D., John L. Harwood, and Albert J. Dijkstra (2007). The lipid handbook with CD-ROM. CRC Press.