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Record Information
Version4.0
StatusExpected but not Quantified
Creation Date2012-09-11 17:35:28 UTC
Update Date2019-07-23 06:05:53 UTC
HMDB IDHMDB0030209
Secondary Accession Numbers
  • HMDB30209
Metabolite Identification
Common NameKoenine
DescriptionKoenine is found in herbs and spices. Koenine is an alkaloid from the leaves of Murraya koenigii (curryleaf tree
Structure
Data?1563861953
Synonyms
ValueSource
3,11-dihydro-3,3,5-trimethylpyrano[3,2-a]Carbazol-8-ol, 9ciHMDB
KenineHMDB
Chemical FormulaC18H17NO2
Average Molecular Weight279.3331
Monoisotopic Molecular Weight279.125928793
IUPAC Name3,3,5-trimethyl-3H,11H-pyrano[3,2-a]carbazol-8-ol
Traditional Name3,3,5-trimethyl-11H-pyrano[3,2-a]carbazol-8-ol
CAS Registry Number28200-63-7
SMILES
CC1=C2OC(C)(C)C=CC2=C2NC3=C(C=C(O)C=C3)C2=C1
InChI Identifier
InChI=1S/C18H17NO2/c1-10-8-14-13-9-11(20)4-5-15(13)19-16(14)12-6-7-18(2,3)21-17(10)12/h4-9,19-20H,1-3H3
InChI KeyVISKLVOLGCYFCW-UHFFFAOYSA-N
Chemical Taxonomy
DescriptionThis compound belongs to the class of organic compounds known as carbazoles. These are compounds containing a three ring system containing a pyrrole ring fused on either side to a benzene ring.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassIndoles and derivatives
Sub ClassCarbazoles
Direct ParentCarbazoles
Alternative Parents
Substituents
  • Carbazole
  • 2,2-dimethyl-1-benzopyran
  • Hydroxyindole
  • 1-benzopyran
  • Benzopyran
  • Indole
  • Alkyl aryl ether
  • Benzenoid
  • Heteroaromatic compound
  • Pyrrole
  • Oxacycle
  • Azacycle
  • Ether
  • Hydrocarbon derivative
  • Organooxygen compound
  • Organonitrogen compound
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External DescriptorsNot Available
Ontology
Disposition

Route of exposure:

Biological location:

Source:

Physical Properties
StateSolid
Experimental Properties
PropertyValueReference
Melting Point250 - 252 °CNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Predicted Properties
PropertyValueSource
Water Solubility0.0057 g/LALOGPS
logP4.32ALOGPS
logP4.2ChemAxon
logS-4.7ALOGPS
pKa (Strongest Acidic)9.97ChemAxon
pKa (Strongest Basic)-4.9ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area45.25 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity84.89 m³·mol⁻¹ChemAxon
Polarizability31.88 ųChemAxon
Number of Rings4ChemAxon
Bioavailability1ChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Spectra
Spectrum TypeDescriptionSplash KeyView
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, Positivesplash10-03g0-0290000000-02e807387206d040600bJSpectraViewer | MoNA
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (1 TMS) - 70eV, Positivesplash10-00dr-6139000000-1c04ae5f68d007a30e71JSpectraViewer | MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-001i-0090000000-230ba8992b2fedbe5cdbJSpectraViewer | MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-001i-0090000000-54bdfc69af5d1b166bbcJSpectraViewer | MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-00di-3590000000-0664cb2f67867932f71dJSpectraViewer | MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-004i-0090000000-e07d5adb6ed9ee263da2JSpectraViewer | MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-004i-0090000000-e401ff58544c0b429824JSpectraViewer | MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-01ox-1790000000-488ac3f41548520a4285JSpectraViewer | MoNA
Biological Properties
Cellular Locations
  • Membrane
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
FoodDB IDFDB002027
KNApSAcK IDNot Available
Chemspider ID4477291
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound5318827
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH 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.. .