Hmdb loader
Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2021-09-23 16:19:38 UTC
Update Date2021-09-23 16:19:38 UTC
HMDB IDHMDB0302251
Secondary Accession NumbersNone
Metabolite Identification
Common Name3-Methyl-4-ethylhexane
Description3-methyl-4-ethylhexane is a member of the class of compounds known as branched alkanes. Branched alkanes are acyclic branched hydrocarbons having the general formula CnH2n+2. 3-methyl-4-ethylhexane can be found in wild celery, which makes 3-methyl-4-ethylhexane a potential biomarker for the consumption of this food product.
Structure
Thumb
SynonymsNot Available
Chemical FormulaC9H20
Average Molecular Weight128.2551
Monoisotopic Molecular Weight128.15650064
IUPAC Name3-ethyl-4-methylhexane
Traditional Namehexane, 3-ethyl-4-methyl-
CAS Registry NumberNot Available
SMILES
CCC(C)C(CC)CC
InChI Identifier
InChI=1S/C9H20/c1-5-8(4)9(6-2)7-3/h8-9H,5-7H2,1-4H3
InChI KeyOKCRKWVABWILDR-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as branched alkanes. These are acyclic branched hydrocarbons having the general formula CnH2n+2.
KingdomOrganic compounds
Super ClassHydrocarbons
ClassSaturated hydrocarbons
Sub ClassAlkanes
Direct ParentBranched alkanes
Alternative ParentsNot Available
Substituents
  • Branched alkane
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
RoleNot Available
Physical Properties
StateNot Available
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
logP4.71ALOGPS
logP4.15ChemAxon
logS-4.7ALOGPS
Physiological Charge0ChemAxon
Hydrogen Acceptor Count0ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area0 ŲChemAxon
Rotatable Bond Count4ChemAxon
Refractivity43.11 m³·mol⁻¹ChemAxon
Polarizability17.69 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
AllCCS[M+H]+133.06832859911
AllCCS[M+H-H2O]+128.92532859911
AllCCS[M+Na]+138.04532859911
AllCCS[M+NH4]+136.93132859911
AllCCS[M-H]-137.36832859911
AllCCS[M+Na-2H]-140.35732859911
AllCCS[M+HCOO]-143.69132859911
DeepCCS[M+H]+134.91830932474
DeepCCS[M-H]-132.60330932474
DeepCCS[M-2H]-168.930932474
DeepCCS[M+Na]+143.90730932474

Predicted Retention Times

Underivatized

Chromatographic MethodRetention TimeReference
Predicted by Siyang on May 30, 202220.1271 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20224.35 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid2326.2 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid781.1 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid283.1 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid506.6 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid407.0 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid931.2 seconds40023050
BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid844.0 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)219.0 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid1657.9 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid606.8 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid1752.6 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid577.7 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid485.3 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate550.6 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA603.0 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water18.5 seconds40023050

Predicted Kovats Retention Indices

Not Available
Spectra

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyl-4-ethylhexane 10V, Positive-QTOFsplash10-004i-1900000000-4b1719b6d593abb62e802016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyl-4-ethylhexane 20V, Positive-QTOFsplash10-004i-3900000000-d7977c0ead6436582a0f2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyl-4-ethylhexane 40V, Positive-QTOFsplash10-0a4i-9100000000-2cf96006e7c2e7ebd0a02016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyl-4-ethylhexane 10V, Negative-QTOFsplash10-004i-0900000000-42549351963fbd3802182016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyl-4-ethylhexane 20V, Negative-QTOFsplash10-004i-0900000000-b288d34bee6de40b6d2c2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyl-4-ethylhexane 40V, Negative-QTOFsplash10-01ta-9600000000-e3cfa667d0033331afa72016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyl-4-ethylhexane 10V, Positive-QTOFsplash10-0ab9-9000000000-f19b59b9f51e783fe66b2021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyl-4-ethylhexane 20V, Positive-QTOFsplash10-0abd-9000000000-0e31e6460ae5da63e30b2021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyl-4-ethylhexane 40V, Positive-QTOFsplash10-052f-9000000000-51215d0c476b29a2fd522021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyl-4-ethylhexane 10V, Negative-QTOFsplash10-004i-0900000000-6b083c6323db2a4f8a412021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyl-4-ethylhexane 20V, Negative-QTOFsplash10-004i-0900000000-98e2244931fb614df3222021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyl-4-ethylhexane 40V, Negative-QTOFsplash10-002b-9700000000-192e3d75d99e655e17c02021-10-21Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
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 IDFDB003894
KNApSAcK IDNot Available
Chemspider ID17297
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound18314
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General ReferencesNot Available