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Record Information
Version1.0
Created at2021-06-22 17:41:28 UTC
Updated at2021-06-22 17:41:28 UTC
NP-MRD IDNP0043931
Secondary Accession NumbersNone
Natural Product Identification
Common NameNeurolobatin B
DescriptionNeurolobatin B belongs to the class of organic compounds known as oxepanes. Oxepanes are compounds containing an oxepane ring, which is a seven-member saturated aliphatic heterocycle with one oxygen and six carbon atoms. Neurolobatin B is found in Neurolaena lobata. It was first documented in 2014 (PMID: 24476550). Based on a literature review very few articles have been published on Neurolobatin B.
Structure
Thumb
SynonymsNot Available
Chemical FormulaC20H26O8
Average Mass394.4200 Da
Monoisotopic Mass394.16277 Da
IUPAC Name(1R,3R,7S,8S,9S,11S)-11-(2,3-dioxobutyl)-1-methyl-6-methylidene-5-oxo-4,10,12-trioxatricyclo[7.2.1.0^{3,7}]dodecan-8-yl 3-methylbutanoate
Traditional Name(1R,3R,7S,8S,9S,11S)-11-(2,3-dioxobutyl)-1-methyl-6-methylidene-5-oxo-4,10,12-trioxatricyclo[7.2.1.0^{3,7}]dodecan-8-yl 3-methylbutanoate
CAS Registry NumberNot Available
SMILES
CC(C)CC(=O)O[C@@H]1[C@H]2O[C@@H](CC(=O)C(C)=O)[C@@](C)(C[C@H]3OC(=O)C(=C)[C@H]13)O2
InChI Identifier
InChI=1S/C20H26O8/c1-9(2)6-15(23)27-17-16-10(3)18(24)25-13(16)8-20(5)14(26-19(17)28-20)7-12(22)11(4)21/h9,13-14,16-17,19H,3,6-8H2,1-2,4-5H3/t13-,14+,16+,17+,19+,20-/m1/s1
InChI KeyICLCTPDGJKBXTD-XQLQTXKUSA-N
Experimental Spectra
Spectrum TypeDescriptionDepositor EmailDepositor OrganizationDepositorDeposition DateView
1D NMR13C NMR Spectrum (1D, 200 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 800 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 50 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 150 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 250 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 175 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 75 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 100 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 225 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 125 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 25 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 300 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 900 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 700 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 400 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 100 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 500 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 1000 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 200 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 600 MHz, Chloroform-d, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
Predicted Spectra
Not Available
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Neurolaena lobataLinigton's dataset
Chemical Taxonomy
Description Belongs to the class of organic compounds known as oxepanes. Oxepanes are compounds containing an oxepane ring, which is a seven-member saturated aliphatic heterocycle with one oxygen and six carbon atoms.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassOxepanes
Sub ClassNot Available
Direct ParentOxepanes
Alternative Parents
Substituents
  • Fatty acid ester
  • Oxepane
  • Alpha-diketone
  • Dicarboxylic acid or derivatives
  • Fatty acyl
  • Gamma butyrolactone
  • Meta-dioxolane
  • Alpha,beta-unsaturated carboxylic ester
  • Enoate ester
  • Oxolane
  • Carboxylic acid ester
  • Ketone
  • Lactone
  • Oxacycle
  • Carboxylic acid derivative
  • Acetal
  • Hydrocarbon derivative
  • Organic oxygen compound
  • Carbonyl group
  • Organic oxide
  • Organooxygen compound
  • Aldehyde
  • 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
logP1.86ALOGPS
logP2.48ChemAxon
logS-2.9ALOGPS
pKa (Strongest Acidic)13.71ChemAxon
pKa (Strongest Basic)-4.1ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count6ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area105.2 ŲChemAxon
Rotatable Bond Count7ChemAxon
Refractivity94.67 m³·mol⁻¹ChemAxon
Polarizability39.84 ųChemAxon
Number of Rings3ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleYesChemAxon
HMDB IDNot Available
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID31140458
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound76332514
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Lajter I, Vasas A, Beni Z, Forgo P, Binder M, Bochkov V, Zupko I, Krupitza G, Frisch R, Kopp B, Hohmann J: Sesquiterpenes from Neurolaena lobata and their antiproliferative and anti-inflammatory activities. J Nat Prod. 2014 Mar 28;77(3):576-82. doi: 10.1021/np400834c. Epub 2014 Jan 29. [PubMed:24476550 ]