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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2014-10-08 15:56:08 UTC
Update Date2022-03-07 03:17:48 UTC
HMDB IDHMDB0061863
Secondary Accession Numbers
  • HMDB61863
Metabolite Identification
Common Name3-Methyloctadecane
Description3-Methyloctadecane belongs to the class of organic compounds known as branched alkanes. These are acyclic branched hydrocarbons having the general formula CnH2n+2. 3-Methyloctadecane is possibly neutral.
Structure
Data?1563866240
SynonymsNot Available
Chemical FormulaC19H40
Average Molecular Weight268.5209
Monoisotopic Molecular Weight268.31300128
IUPAC Name3-methyloctadecane
Traditional Name3-methyloctadecane
CAS Registry NumberNot Available
SMILES
CCCCCCCCCCCCCCCC(C)CC
InChI Identifier
InChI=1S/C19H40/c1-4-6-7-8-9-10-11-12-13-14-15-16-17-18-19(3)5-2/h19H,4-18H2,1-3H3
InChI KeyPGZRTPKNSFMAOP-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
Not AvailableNot 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
Water Solubility7.2e-06 g/LALOGPS
logP9.51ALOGPS
logP8.75ChemAxon
logS-7.6ALOGPS
Physiological Charge0ChemAxon
Hydrogen Acceptor Count0ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area0 ŲChemAxon
Rotatable Bond Count15ChemAxon
Refractivity89.17 m³·mol⁻¹ChemAxon
Polarizability39.33 ųChemAxon
Number of Rings0ChemAxon
BioavailabilityNoChemAxon
Rule of FiveNoChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DarkChem[M+H]+171.3331661259
DarkChem[M-H]-173.76831661259
DeepCCS[M+H]+175.87330932474
DeepCCS[M-H]-171.85330932474
DeepCCS[M-2H]-209.32530932474
DeepCCS[M+Na]+185.03730932474
AllCCS[M+H]+185.032859911
AllCCS[M+H-H2O]+182.032859911
AllCCS[M+NH4]+187.732859911
AllCCS[M+Na]+188.532859911
AllCCS[M-H]-180.332859911
AllCCS[M+Na-2H]-182.032859911
AllCCS[M+HCOO]-184.132859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
3-MethyloctadecaneCCCCCCCCCCCCCCCC(C)CC1872.4Standard polar33892256
3-MethyloctadecaneCCCCCCCCCCCCCCCC(C)CC1867.6Standard non polar33892256
3-MethyloctadecaneCCCCCCCCCCCCCCCC(C)CC1877.4Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 3-Methyloctadecane GC-MS (Non-derivatized) - 70eV, Positivesplash10-07dw-5930000000-6da5c9c1b6268785c5152017-09-20Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 3-Methyloctadecane 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 - 3-Methyloctadecane 10V, Positive-QTOFsplash10-014i-0090000000-b46f67f048e02158458f2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyloctadecane 20V, Positive-QTOFsplash10-01ba-8970000000-a015e2ef34a1e8b5824d2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyloctadecane 40V, Positive-QTOFsplash10-0abc-9100000000-efd23b4c47fd5f1a7a672017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyloctadecane 10V, Negative-QTOFsplash10-014i-0090000000-12f9a18a88ad701140682017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyloctadecane 20V, Negative-QTOFsplash10-014i-0090000000-beedb7072868dfc88f802017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyloctadecane 40V, Negative-QTOFsplash10-0fri-3960000000-0081ec03206096d657312017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyloctadecane 10V, Negative-QTOFsplash10-014i-0090000000-a4259c09321ba8e383f62021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyloctadecane 20V, Negative-QTOFsplash10-014i-0090000000-a4259c09321ba8e383f62021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyloctadecane 40V, Negative-QTOFsplash10-014i-1690000000-ce590d3bb0323506fbfb2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyloctadecane 10V, Positive-QTOFsplash10-014i-3090000000-82774964a48e975999fe2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyloctadecane 20V, Positive-QTOFsplash10-0aor-9120000000-2fa602353b9fed1f62af2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 3-Methyloctadecane 40V, Positive-QTOFsplash10-0a4l-9000000000-dc90415b7f81f06a68982021-09-22Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
Biospecimen Locations
  • Saliva
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
SalivaDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Not SpecifiedNormal details
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider IDNot Available
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound110905
PDB IDNot Available
ChEBI ID88669
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 References
  1. Yu Y, Ma F, Cao Y, Zhang J, Zhang Y, Duan S, Wei Y, Zhu S, Chen N: Structural and functional difference of pheromone binding proteins in discriminating chemicals in the gypsy moth, Lymantria dispar. Int J Biol Sci. 2012;8(7):979-91. doi: 10.7150/ijbs.4557. Epub 2012 Jul 30. [PubMed:22904666 ]
  2. Karl Eiter, 'Preparation of cis-7,8-epoxy-2-methyloctadecane.' U.S. Patent US3975409, issued July, 1969. [Link]