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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-12 02:16:23 UTC
Update Date2022-03-07 02:56:42 UTC
HMDB IDHMDB0040697
Secondary Accession Numbers
  • HMDB40697
Metabolite Identification
Common NameOblongine
DescriptionOblongine belongs to the class of organic compounds known as benzylisoquinolines. These are organic compounds containing an isoquinoline to which a benzyl group is attached. Oblongine has been detected, but not quantified in, fruits. This could make oblongine a potential biomarker for the consumption of these foods. Based on a literature review a significant number of articles have been published on Oblongine.
Structure
Data?1563863578
Synonyms
ValueSource
1,2,3,4-tetrahydro-8-Hydroxy-1-[(4-hydroxyphenyl)methyl]-7-methoxy-2,2-dimethylisoquinoliniumHMDB
Oblongine?HMDB
Oblongine chloride, (-)-isomerMeSH
Oblongine chloride, (+-)-isomerMeSH
Oblongine chlorideMeSH
Chemical FormulaC19H24NO3
Average Molecular Weight314.3988
Monoisotopic Molecular Weight314.175618639
IUPAC Name8-hydroxy-1-[(4-hydroxyphenyl)methyl]-7-methoxy-2,2-dimethyl-1,2,3,4-tetrahydroisoquinolin-2-ium
Traditional Name8-hydroxy-1-[(4-hydroxyphenyl)methyl]-7-methoxy-2,2-dimethyl-3,4-dihydro-1H-isoquinolin-2-ium
CAS Registry Number152230-57-4
SMILES
COC1=C(O)C2=C(CC[N+](C)(C)C2CC2=CC=C(O)C=C2)C=C1
InChI Identifier
InChI=1S/C19H23NO3/c1-20(2)11-10-14-6-9-17(23-3)19(22)18(14)16(20)12-13-4-7-15(21)8-5-13/h4-9,16H,10-12H2,1-3H3,(H-,21,22)/p+1
InChI KeyPOJZOQWVMMYVBU-UHFFFAOYSA-O
Chemical Taxonomy
Description Belongs to the class of organic compounds known as benzylisoquinolines. These are organic compounds containing an isoquinoline to which a benzyl group is attached.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassIsoquinolines and derivatives
Sub ClassBenzylisoquinolines
Direct ParentBenzylisoquinolines
Alternative Parents
Substituents
  • Benzylisoquinoline
  • Tetrahydroisoquinoline
  • Anisole
  • Alkyl aryl ether
  • 1-hydroxy-4-unsubstituted benzenoid
  • 1-hydroxy-2-unsubstituted benzenoid
  • Phenol
  • Aralkylamine
  • Monocyclic benzene moiety
  • Benzenoid
  • Tetraalkylammonium salt
  • Quaternary ammonium salt
  • Ether
  • Azacycle
  • Amine
  • Organooxygen compound
  • Organonitrogen compound
  • Organic nitrogen compound
  • Hydrocarbon derivative
  • Organopnictogen compound
  • Organic oxygen compound
  • Organic salt
  • Organic cation
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External DescriptorsNot Available
Ontology
Not AvailableNot Available
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point109.5 °CNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.0021 g/LALOGPS
logP0.95ALOGPS
logP-0.9ChemAxon
logS-5.2ALOGPS
pKa (Strongest Acidic)6.77ChemAxon
pKa (Strongest Basic)-4.9ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area49.69 ŲChemAxon
Rotatable Bond Count3ChemAxon
Refractivity103.29 m³·mol⁻¹ChemAxon
Polarizability34.21 ųChemAxon
Number of Rings3ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DarkChem[M+H]+174.87431661259
DarkChem[M-H]-175.5731661259
DeepCCS[M+H]+173.89330932474
DeepCCS[M-H]-171.43830932474
DeepCCS[M-2H]-205.82630932474
DeepCCS[M+Na]+181.45330932474
AllCCS[M+H]+176.532859911
AllCCS[M+H-H2O]+173.332859911
AllCCS[M+NH4]+179.532859911
AllCCS[M+Na]+180.432859911
AllCCS[M-H]-185.532859911
AllCCS[M+Na-2H]-186.032859911
AllCCS[M+HCOO]-186.632859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
OblongineCOC1=C(O)C2=C(CC[N+](C)(C)C2CC2=CC=C(O)C=C2)C=C13946.9Standard polar33892256
OblongineCOC1=C(O)C2=C(CC[N+](C)(C)C2CC2=CC=C(O)C=C2)C=C12563.8Standard non polar33892256
OblongineCOC1=C(O)C2=C(CC[N+](C)(C)C2CC2=CC=C(O)C=C2)C=C12800.5Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Oblongine,1TMS,isomer #1COC1=CC=C2CC[N+](C)(C)C(CC3=CC=C(O)C=C3)C2=C1O[Si](C)(C)C2695.5Semi standard non polar33892256
Oblongine,1TMS,isomer #2COC1=CC=C2CC[N+](C)(C)C(CC3=CC=C(O[Si](C)(C)C)C=C3)C2=C1O2664.9Semi standard non polar33892256
Oblongine,2TMS,isomer #1COC1=CC=C2CC[N+](C)(C)C(CC3=CC=C(O[Si](C)(C)C)C=C3)C2=C1O[Si](C)(C)C2673.6Semi standard non polar33892256
Oblongine,1TBDMS,isomer #1COC1=CC=C2CC[N+](C)(C)C(CC3=CC=C(O)C=C3)C2=C1O[Si](C)(C)C(C)(C)C2945.3Semi standard non polar33892256
Oblongine,1TBDMS,isomer #2COC1=CC=C2CC[N+](C)(C)C(CC3=CC=C(O[Si](C)(C)C(C)(C)C)C=C3)C2=C1O2921.2Semi standard non polar33892256
Oblongine,2TBDMS,isomer #1COC1=CC=C2CC[N+](C)(C)C(CC3=CC=C(O[Si](C)(C)C(C)(C)C)C=C3)C2=C1O[Si](C)(C)C(C)(C)C3133.1Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Oblongine GC-MS (Non-derivatized) - 70eV, Positivesplash10-0a6r-1980000000-8c7ba667584a9c00635d2017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Oblongine GC-MS (2 TMS) - 70eV, Positivesplash10-0096-3290300000-6ab44505350c6cd6a4692017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Oblongine GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Oblongine 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 - Oblongine 10V, Positive-QTOFsplash10-03di-0119000000-0a8fe1a7f5009a3206c12017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Oblongine 20V, Positive-QTOFsplash10-0a4i-0951000000-eb604e5d3f9860c934d22017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Oblongine 40V, Positive-QTOFsplash10-056r-7900000000-76057e2a01048e7fbbfa2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Oblongine 10V, Positive-QTOFsplash10-03di-0039000000-10ca57bb7feb54e5c37e2021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Oblongine 20V, Positive-QTOFsplash10-03e9-0493000000-9c241a829012e0f2c0fd2021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Oblongine 40V, Positive-QTOFsplash10-0fbc-5930000000-5f998176389fafbf347a2021-09-23Wishart LabView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted 1D NMR13C NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-24Wishart LabView Spectrum
Biological Properties
Cellular Locations
  • Cytoplasm
  • Extracellular
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 IDFDB020499
KNApSAcK IDC00052460
Chemspider ID138294
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound157129
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. (). Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.. .