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Record Information
Version2.0
Created at2022-09-12 07:28:03 UTC
Updated at2022-09-12 07:28:03 UTC
NP-MRD IDNP0326155
Secondary Accession NumbersNone
Natural Product Identification
Common Name5-methyl-12-methylidene-7-azaheptacyclo[9.6.2.0¹,⁸.0⁵,¹⁷.0⁷,¹⁶.0⁹,¹⁴.0¹⁴,¹⁸]nonadecane-13,19-diol
DescriptionKobusine belongs to the class of organic compounds known as hetisine-type diterpenoid alkaloids. These are alkaloid diterpenoids with a structure based on the hetisine skeleton, which is a heptacyclic compound with an additional N-C-6 bond as compared with the hetidine-type, and thus, is one of most complex entries in the atisane-class. 5-methyl-12-methylidene-7-azaheptacyclo[9.6.2.0¹,⁸.0⁵,¹⁷.0⁷,¹⁶.0⁹,¹⁴.0¹⁴,¹⁸]nonadecane-13,19-diol is found in Aconitum orientale and Aconitum sachalinense. Kobusine is a very strong basic compound (based on its pKa).
Structure
Thumb
Synonyms
ValueSource
Hetisan-11,15-diolMeSH
Chemical FormulaC20H27NO2
Average Mass313.4410 Da
Monoisotopic Mass313.20418 Da
IUPAC Name5-methyl-12-methylidene-7-azaheptacyclo[9.6.2.0¹,⁸.0⁵,¹⁷.0⁷,¹⁶.0⁹,¹⁴.0¹⁴,¹⁸]nonadecane-13,19-diol
Traditional Name5-methyl-12-methylidene-7-azaheptacyclo[9.6.2.0¹,⁸.0⁵,¹⁷.0⁷,¹⁶.0⁹,¹⁴.0¹⁴,¹⁸]nonadecane-13,19-diol
CAS Registry NumberNot Available
SMILES
CC12CN3C4CC56C7CC(C(O)C5C(CCC1)(C37)C24)C(=C)C6O
InChI Identifier
InChI=1S/C20H27NO2/c1-9-10-6-11-16-19-5-3-4-18(2)8-21(16)12(14(18)19)7-20(11,17(9)23)15(19)13(10)22/h10-17,22-23H,1,3-8H2,2H3
InChI KeySYQIMSBCRURKCZ-UHFFFAOYSA-N
Experimental Spectra
Not Available
Predicted Spectra
Spectrum TypeDescriptionDepositor IDDepositor OrganizationDepositorDeposition DateView
1D NMR13C NMR Spectrum (1D, 25 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 100 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 252 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 1000 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 50 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 200 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 75 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 300 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 101 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 400 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 126 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 500 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 151 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 600 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 176 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 700 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 201 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 800 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 226 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 900 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Aconitum orientaleLOTUS Database
Aconitum sachalinenseLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as hetisine-type diterpenoid alkaloids. These are alkaloid diterpenoids with a structure based on the hetisine skeleton, which is a heptacyclic compound with an additional N-C-6 bond as compared with the hetidine-type, and thus, is one of most complex entries in the atisane-class.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassPrenol lipids
Sub ClassDiterpenoids
Direct ParentHetisine-type diterpenoid alkaloids
Alternative Parents
Substituents
  • Hetisine-type diterpenoid alkaloid
  • Azaspirodecane
  • Quinolizidine
  • Indole or derivatives
  • Indolizidine
  • Isoindoline
  • Isoindole or derivatives
  • Alkaloid or derivatives
  • Azepane
  • N-alkylpyrrolidine
  • Piperidine
  • Pyrrolidine
  • Cyclic alcohol
  • Tertiary aliphatic amine
  • Tertiary amine
  • Secondary alcohol
  • Azacycle
  • Organoheterocyclic compound
  • Hydrocarbon derivative
  • Amine
  • Alcohol
  • Organic nitrogen compound
  • Organopnictogen compound
  • Organonitrogen compound
  • Organooxygen compound
  • Organic oxygen compound
  • Aliphatic heteropolycyclic compound
Molecular FrameworkAliphatic heteropolycyclic compounds
External DescriptorsNot Available
Physical Properties
StateNot Available
Experimental Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Predicted Properties
PropertyValueSource
logP1.17ALOGPS
logP0.69ChemAxon
logS-2.1ALOGPS
pKa (Strongest Acidic)13.99ChemAxon
pKa (Strongest Basic)9.32ChemAxon
Physiological Charge1ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area43.7 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity86.68 m³·mol⁻¹ChemAxon
Polarizability35.16 ųChemAxon
Number of Rings7ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
HMDB IDNot Available
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB 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 Compound494479
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. LOTUS database [Link]