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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 16:20:46 UTC
Update Date2021-09-26 23:11:31 UTC
HMDB IDHMDB0256086
Secondary Accession NumbersNone
Metabolite Identification
Common NamePalmitoleamide
Descriptionhexadec-9-enimidic acid belongs to the class of organic compounds known as fatty amides. These are carboxylic acid amide derivatives of fatty acids, that are formed from a fatty acid and an amine. Based on a literature review very few articles have been published on hexadec-9-enimidic acid. This compound has been identified in human blood as reported by (PMID: 31557052 ). Palmitoleamide is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Palmitoleamide is part of the human exposome. The exposome can be defined as the collection of all the exposures of an individual in a lifetime and how those exposures relate to health. An individual's exposure begins before birth and includes insults from environmental and occupational sources.
Structure
Thumb
Synonyms
ValueSource
Hexadec-9-enimidateGenerator
Chemical FormulaC16H31NO
Average Molecular Weight253.43
Monoisotopic Molecular Weight253.240564622
IUPAC Namehexadec-9-enamide
Traditional Namehexadec-9-enamide
CAS Registry NumberNot Available
SMILES
CCCCCCC=CCCCCCCCC(N)=O
InChI Identifier
InChI=1S/C16H31NO/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16(17)18/h7-8H,2-6,9-15H2,1H3,(H2,17,18)
InChI KeyYRPQTVNCCVPGFA-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as fatty amides. These are carboxylic acid amide derivatives of fatty acids, that are formed from a fatty acid and an amine.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassFatty Acyls
Sub ClassFatty amides
Direct ParentFatty amides
Alternative Parents
Substituents
  • Fatty amide
  • Primary carboxylic acid amide
  • Carboxamide group
  • Carboxylic acid derivative
  • Organic nitrogen compound
  • Organic oxygen compound
  • Organopnictogen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Organonitrogen compound
  • Carbonyl group
  • 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
logP6.46ALOGPS
logP5.09ChemAxon
logS-6ALOGPS
pKa (Strongest Acidic)16.92ChemAxon
pKa (Strongest Basic)-1.4ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count1ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area43.09 ŲChemAxon
Rotatable Bond Count13ChemAxon
Refractivity80.02 m³·mol⁻¹ChemAxon
Polarizability33.75 ųChemAxon
Number of Rings0ChemAxon
BioavailabilityNoChemAxon
Rule of FiveNoChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M+H]+172.67130932474
DeepCCS[M-H]-168.65130932474
DeepCCS[M-2H]-205.98730932474
DeepCCS[M+Na]+181.74230932474
AllCCS[M+H]+170.232859911
AllCCS[M+H-H2O]+167.032859911
AllCCS[M+NH4]+173.232859911
AllCCS[M+Na]+174.132859911
AllCCS[M-H]-171.632859911
AllCCS[M+Na-2H]-172.932859911
AllCCS[M+HCOO]-174.632859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
PalmitoleamideCCCCCCC=CCCCCCCCC(N)=O3065.3Standard polar33892256
PalmitoleamideCCCCCCC=CCCCCCCCC(N)=O2030.4Standard non polar33892256
PalmitoleamideCCCCCCC=CCCCCCCCC(N)=O2158.5Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Palmitoleamide,1TMS,isomer #1CCCCCCC=CCCCCCCCC(=O)N[Si](C)(C)C2205.6Semi standard non polar33892256
Palmitoleamide,1TMS,isomer #1CCCCCCC=CCCCCCCCC(=O)N[Si](C)(C)C2111.5Standard non polar33892256
Palmitoleamide,1TMS,isomer #1CCCCCCC=CCCCCCCCC(=O)N[Si](C)(C)C2341.5Standard polar33892256
Palmitoleamide,2TMS,isomer #1CCCCCCC=CCCCCCCCC(=O)N([Si](C)(C)C)[Si](C)(C)C2277.8Semi standard non polar33892256
Palmitoleamide,2TMS,isomer #1CCCCCCC=CCCCCCCCC(=O)N([Si](C)(C)C)[Si](C)(C)C2271.7Standard non polar33892256
Palmitoleamide,2TMS,isomer #1CCCCCCC=CCCCCCCCC(=O)N([Si](C)(C)C)[Si](C)(C)C2195.1Standard polar33892256
Palmitoleamide,1TBDMS,isomer #1CCCCCCC=CCCCCCCCC(=O)N[Si](C)(C)C(C)(C)C2388.7Semi standard non polar33892256
Palmitoleamide,1TBDMS,isomer #1CCCCCCC=CCCCCCCCC(=O)N[Si](C)(C)C(C)(C)C2324.6Standard non polar33892256
Palmitoleamide,1TBDMS,isomer #1CCCCCCC=CCCCCCCCC(=O)N[Si](C)(C)C(C)(C)C2409.3Standard polar33892256
Palmitoleamide,2TBDMS,isomer #1CCCCCCC=CCCCCCCCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2715.2Semi standard non polar33892256
Palmitoleamide,2TBDMS,isomer #1CCCCCCC=CCCCCCCCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2635.5Standard non polar33892256
Palmitoleamide,2TBDMS,isomer #1CCCCCCC=CCCCCCCCC(=O)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2401.0Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Palmitoleamide GC-MS (Non-derivatized) - 70eV, Positivesplash10-0006-9810000000-93112db9f69f72202d602021-09-23Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Palmitoleamide GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
Biospecimen Locations
  • Blood
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodDetected but not QuantifiedNot QuantifiedNot SpecifiedNot 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 ID28718524
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound54523682
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 References
  1. Barupal DK, Fiehn O: Generating the Blood Exposome Database Using a Comprehensive Text Mining and Database Fusion Approach. Environ Health Perspect. 2019 Sep;127(9):97008. doi: 10.1289/EHP4713. Epub 2019 Sep 26. [PubMed:31557052 ]