Hmdb loader
Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2017-03-16 03:44:25 UTC
Update Date2022-03-07 03:17:53 UTC
HMDB IDHMDB0062334
Secondary Accession Numbers
  • HMDB62334
Metabolite Identification
Common NameN-Linoleoyl GABA
DescriptionGABA linoleamide, also known as gabalid or gaba-linoleamide, belongs to the class of organic compounds known as gamma amino acids and derivatives. These are amino acids having a (-NH2) group attached to the gamma carbon atom. GABA linoleamide is a very strong basic compound (based on its pKa).
Structure
Data?1563866297
Synonyms
ValueSource
GabalidMeSH
GABA-linoleamideMeSH
GABA linoleamideHMDB
Chemical FormulaC22H39NO3
Average Molecular Weight365.558
Monoisotopic Molecular Weight365.29299412
IUPAC Name4-{[(9Z,12Z)-1-hydroxyoctadeca-9,12-dien-1-ylidene]amino}butanoic acid
Traditional Name4-{[(9Z,12Z)-1-hydroxyoctadeca-9,12-dien-1-ylidene]amino}butanoic acid
CAS Registry NumberNot Available
SMILES
[H]\C(CCCCC)=C(/[H])C\C([H])=C(\[H])CCCCCCCC(O)=NCCCC(O)=O
InChI Identifier
InChI=1S/C22H39NO3/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-18-21(24)23-20-17-19-22(25)26/h6-7,9-10H,2-5,8,11-20H2,1H3,(H,23,24)(H,25,26)/b7-6-,10-9-
InChI KeyYGFYZZQGVSUXJE-HZJYTTRNSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as gamma amino acids and derivatives. These are amino acids having a (-NH2) group attached to the gamma carbon atom.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassAmino acids, peptides, and analogues
Direct ParentGamma amino acids and derivatives
Alternative Parents
Substituents
  • Gamma amino acid or derivatives
  • Fatty amide
  • N-acyl-amine
  • Straight chain fatty acid
  • Fatty acyl
  • Carboxamide group
  • Secondary carboxylic acid amide
  • Monocarboxylic acid or derivatives
  • Carboxylic acid
  • Organooxygen compound
  • Organonitrogen compound
  • Carbonyl group
  • Organic nitrogen compound
  • Hydrocarbon derivative
  • Organic oxide
  • Organic oxygen compound
  • 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 Solubility0.00024 g/lALOGPS
LogP6.64ALOGPS
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
logP6.85ALOGPS
logP5.2ChemAxon
logS-6.3ALOGPS
pKa (Strongest Acidic)4.13ChemAxon
pKa (Strongest Basic)6.85ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area69.89 ŲChemAxon
Rotatable Bond Count18ChemAxon
Refractivity111.3 m³·mol⁻¹ChemAxon
Polarizability45.93 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
DarkChem[M+H]+198.27731661259
DarkChem[M-H]-196.5231661259
DeepCCS[M+H]+202.75730932474
DeepCCS[M-H]-200.39930932474
DeepCCS[M-2H]-234.19130932474
DeepCCS[M+Na]+209.42130932474
AllCCS[M+H]+198.532859911
AllCCS[M+H-H2O]+196.232859911
AllCCS[M+NH4]+200.732859911
AllCCS[M+Na]+201.332859911
AllCCS[M-H]-194.632859911
AllCCS[M+Na-2H]-196.932859911
AllCCS[M+HCOO]-199.632859911

Predicted Retention Times

Underivatized

Chromatographic MethodRetention TimeReference
Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter). Predicted by Afia on May 17, 2022. Predicted by Afia on May 17, 2022.9.36 minutes32390414
Predicted by Siyang on May 30, 202220.9198 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20221.45 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid3090.7 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid353.7 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid220.8 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid219.1 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid669.0 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid980.8 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 Acid645.8 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)124.2 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid2001.5 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid677.6 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid1836.7 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid671.7 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid498.3 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate337.2 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA402.3 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water8.6 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
N-Linoleoyl GABA[H]\C(CCCCC)=C(/[H])C\C([H])=C(\[H])CCCCCCCC(O)=NCCCC(O)=O4264.6Standard polar33892256
N-Linoleoyl GABA[H]\C(CCCCC)=C(/[H])C\C([H])=C(\[H])CCCCCCCC(O)=NCCCC(O)=O2685.7Standard non polar33892256
N-Linoleoyl GABA[H]\C(CCCCC)=C(/[H])C\C([H])=C(\[H])CCCCCCCC(O)=NCCCC(O)=O2897.8Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
N-Linoleoyl GABA,1TMS,isomer #1CCCCC/C=C\C/C=C\CCCCCCCC(=NCCCC(=O)O)O[Si](C)(C)C2929.0Semi standard non polar33892256
N-Linoleoyl GABA,1TMS,isomer #2CCCCC/C=C\C/C=C\CCCCCCCC(O)=NCCCC(=O)O[Si](C)(C)C2849.5Semi standard non polar33892256
N-Linoleoyl GABA,2TMS,isomer #1CCCCC/C=C\C/C=C\CCCCCCCC(=NCCCC(=O)O[Si](C)(C)C)O[Si](C)(C)C2901.3Semi standard non polar33892256
N-Linoleoyl GABA,1TBDMS,isomer #1CCCCC/C=C\C/C=C\CCCCCCCC(=NCCCC(=O)O)O[Si](C)(C)C(C)(C)C3149.7Semi standard non polar33892256
N-Linoleoyl GABA,1TBDMS,isomer #2CCCCC/C=C\C/C=C\CCCCCCCC(O)=NCCCC(=O)O[Si](C)(C)C(C)(C)C3101.8Semi standard non polar33892256
N-Linoleoyl GABA,2TBDMS,isomer #1CCCCC/C=C\C/C=C\CCCCCCCC(=NCCCC(=O)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C3354.5Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - N-Linoleoyl GABA GC-MS (Non-derivatized) - 70eV, Positivesplash10-0006-7982000000-81228bc8eb89d0dcba7a2017-09-20Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - N-Linoleoyl GABA GC-MS (2 TMS) - 70eV, Positivesplash10-0fkc-7825900000-276d3e3f6690f0ce7c192017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - N-Linoleoyl GABA 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 - N-Linoleoyl GABA 10V, Positive-QTOFsplash10-0f6t-4319000000-ef0af39feffff1d598a72017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Linoleoyl GABA 20V, Positive-QTOFsplash10-0udr-9411000000-b036c286ac42cdff7f8a2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Linoleoyl GABA 40V, Positive-QTOFsplash10-0zg3-9310000000-dae6763424008faddd3a2017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Linoleoyl GABA 10V, Negative-QTOFsplash10-03di-0019000000-07e1cc302df1eb9eabf32017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Linoleoyl GABA 20V, Negative-QTOFsplash10-0imj-2359000000-10de7de23763421e92782017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Linoleoyl GABA 40V, Negative-QTOFsplash10-0006-9130000000-826f93892c14b262d2302017-10-06Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Linoleoyl GABA 10V, Negative-QTOFsplash10-03dj-0009000000-c7f46e59cc007cab327f2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Linoleoyl GABA 20V, Negative-QTOFsplash10-03di-4349000000-e36cbb226d674f4a55702021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Linoleoyl GABA 40V, Negative-QTOFsplash10-0gx0-9540000000-d13f5b0ad540664c58832021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Linoleoyl GABA 10V, Positive-QTOFsplash10-0gb9-4429000000-e1f822e2fbe8d93c79232021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Linoleoyl GABA 20V, Positive-QTOFsplash10-0uei-9513000000-425ab30a3c9cd4ff7d292021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - N-Linoleoyl GABA 40V, Positive-QTOFsplash10-0f7o-9500000000-d22cf429f4fb423bcb422021-09-23Wishart 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 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 Compound6438152
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