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Record Information
Version2.0
Created at2022-09-02 09:32:04 UTC
Updated at2022-09-02 09:32:04 UTC
NP-MRD IDNP0152951
Secondary Accession NumbersNone
Natural Product Identification
Common Name(3r,4ar,6ar,9as,9br)-3-ethenyl-3,4a,7,7,9a-pentamethyl-hexahydro-1h-indeno[5,4-b]pyran-8-one
DescriptionColensenone belongs to the class of organic compounds known as triterpenoids. These are terpene molecules containing six isoprene units. (3r,4ar,6ar,9as,9br)-3-ethenyl-3,4a,7,7,9a-pentamethyl-hexahydro-1h-indeno[5,4-b]pyran-8-one is found in Senna petersiana. (3r,4ar,6ar,9as,9br)-3-ethenyl-3,4a,7,7,9a-pentamethyl-hexahydro-1h-indeno[5,4-b]pyran-8-one was first documented in 1984 (PMID: 17340273). Based on a literature review very few articles have been published on Colensenone.
Structure
Thumb
SynonymsNot Available
Chemical FormulaC19H30O2
Average Mass290.4470 Da
Monoisotopic Mass290.22458 Da
IUPAC Name(3R,4aR,6aR,9aS,9bR)-3-ethenyl-3,4a,7,7,9a-pentamethyl-dodecahydroindeno[5,4-b]pyran-8-one
Traditional Name(3R,4aR,6aR,9aS,9bR)-3-ethenyl-3,4a,7,7,9a-pentamethyl-hexahydro-1H-indeno[5,4-b]pyran-8-one
CAS Registry NumberNot Available
SMILES
CC1(C)[C@@H]2CC[C@@]3(C)O[C@](C)(CC[C@@H]3[C@@]2(C)CC1=O)C=C
InChI Identifier
InChI=1S/C19H30O2/c1-7-17(4)10-8-14-18(5)12-15(20)16(2,3)13(18)9-11-19(14,6)21-17/h7,13-14H,1,8-12H2,2-6H3/t13-,14+,17-,18-,19+/m0/s1
InChI KeyFJWOJBDVJXUBLL-AQQQZIQISA-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
Senna petersianaLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as triterpenoids. These are terpene molecules containing six isoprene units.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassPrenol lipids
Sub ClassTriterpenoids
Direct ParentTriterpenoids
Alternative Parents
Substituents
  • Polycyclic triterpenoid
  • Triterpenoid
  • Oxane
  • Cyclic ketone
  • Ketone
  • Oxacycle
  • Organoheterocyclic compound
  • Ether
  • Dialkyl ether
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Carbonyl group
  • 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
logP4.04ALOGPS
logP4.39ChemAxon
logS-5.9ALOGPS
pKa (Strongest Basic)-4.2ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area26.3 ŲChemAxon
Rotatable Bond Count1ChemAxon
Refractivity85.56 m³·mol⁻¹ChemAxon
Polarizability34.38 ųChemAxon
Number of Rings3ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleNoChemAxon
HMDB IDNot Available
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDNot Available
KNApSAcK IDC00023467
Chemspider ID68024752
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound101603220
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Msonthi JD: Nor-Diterpene Oxides: Colensanone and Colensenone from Cassia petersiana. Planta Med. 1984 Feb;50(1):114. doi: 10.1055/s-2007-969643. [PubMed:17340273 ]
  2. LOTUS database [Link]