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Record Information
Version2.0
Created at2022-09-12 15:14:25 UTC
Updated at2022-09-12 15:14:25 UTC
NP-MRD IDNP0330158
Secondary Accession NumbersNone
Natural Product Identification
Common Name(1r,2s,5s,6s,7r,8s,10s)-10-hydroxy-8-isopropyl-1,5-dimethyl-11-oxatricyclo[6.2.1.0²,⁶]undecan-7-yl (2e)-3-phenylprop-2-enoate
DescriptionEnglerin B belongs to the class of organic compounds known as sesquiterpenoids. These are terpenes with three consecutive isoprene units. (1r,2s,5s,6s,7r,8s,10s)-10-hydroxy-8-isopropyl-1,5-dimethyl-11-oxatricyclo[6.2.1.0²,⁶]undecan-7-yl (2e)-3-phenylprop-2-enoate is found in Phyllanthus engleri. (1r,2s,5s,6s,7r,8s,10s)-10-hydroxy-8-isopropyl-1,5-dimethyl-11-oxatricyclo[6.2.1.0²,⁶]undecan-7-yl (2e)-3-phenylprop-2-enoate was first documented in 2010 (PMID: 20496885). Based on a literature review a small amount of articles have been published on Englerin B (PMID: 29664306) (PMID: 35165752) (PMID: 30938023).
Structure
Thumb
SynonymsNot Available
Chemical FormulaC24H32O4
Average Mass384.5160 Da
Monoisotopic Mass384.23006 Da
IUPAC Name(1R,2S,5S,6S,7R,8S,10S)-10-hydroxy-1,5-dimethyl-8-(propan-2-yl)-11-oxatricyclo[6.2.1.0^{2,6}]undecan-7-yl (2E)-3-phenylprop-2-enoate
Traditional Name(1R,2S,5S,6S,7R,8S,10S)-10-hydroxy-8-isopropyl-1,5-dimethyl-11-oxatricyclo[6.2.1.0^{2,6}]undecan-7-yl (2E)-3-phenylprop-2-enoate
CAS Registry NumberNot Available
SMILES
CC(C)[C@]12C[C@H](O)[C@](C)(O1)[C@H]1CC[C@H](C)[C@@H]1[C@H]2OC(=O)\C=C\C1=CC=CC=C1
InChI Identifier
InChI=1S/C24H32O4/c1-15(2)24-14-19(25)23(4,28-24)18-12-10-16(3)21(18)22(24)27-20(26)13-11-17-8-6-5-7-9-17/h5-9,11,13,15-16,18-19,21-22,25H,10,12,14H2,1-4H3/b13-11+/t16-,18-,19-,21-,22+,23+,24-/m0/s1
InChI KeyVWHNJBKOOIZSEF-AOIXHVRESA-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
Phyllanthus engleriLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as sesquiterpenoids. These are terpenes with three consecutive isoprene units.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassPrenol lipids
Sub ClassSesquiterpenoids
Direct ParentSesquiterpenoids
Alternative Parents
Substituents
  • Sesquiterpenoid
  • Cinnamic acid or derivatives
  • Cinnamic acid ester
  • Styrene
  • Fatty acid ester
  • Monocyclic benzene moiety
  • Oxane
  • Fatty acyl
  • Benzenoid
  • Cyclic alcohol
  • Alpha,beta-unsaturated carboxylic ester
  • Tetrahydrofuran
  • Enoate ester
  • Secondary alcohol
  • Carboxylic acid ester
  • Oxacycle
  • Monocarboxylic acid or derivatives
  • Ether
  • Dialkyl ether
  • Carboxylic acid derivative
  • Organoheterocyclic compound
  • Organooxygen compound
  • Hydrocarbon derivative
  • Alcohol
  • Organic oxide
  • Organic oxygen compound
  • Carbonyl group
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic 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
logP4.76ChemAxon
pKa (Strongest Acidic)13.89ChemAxon
pKa (Strongest Basic)-3.3ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area55.76 ŲChemAxon
Rotatable Bond Count5ChemAxon
Refractivity108.85 m³·mol⁻¹ChemAxon
Polarizability43.34 ųChemAxon
Number of Rings4ChemAxon
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 Compound25194883
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Nicolaou KC, Kang Q, Ng SY, Chen DY: Total synthesis of englerin A. J Am Chem Soc. 2010 Jun 16;132(23):8219-22. doi: 10.1021/ja102927n. [PubMed:20496885 ]
  2. Liu P, Cui Y, Chen K, Zhou X, Pan W, Ren J, Wang Z: Total Syntheses of (-)-Englerins A/B, (+)-Orientalols E/F, and (-)-Oxyphyllol. Org Lett. 2018 May 4;20(9):2517-2521. doi: 10.1021/acs.orglett.8b00552. Epub 2018 Apr 17. [PubMed:29664306 ]
  3. Schremmer C, Steinritz D, Gudermann T, Beech DJ, Dietrich A: An ex vivo perfused ventilated murine lung model suggests lack of acute pulmonary toxicity of the potential novel anticancer agent (-)-englerin A. Arch Toxicol. 2022 Apr;96(4):1055-1063. doi: 10.1007/s00204-022-03235-z. Epub 2022 Feb 14. [PubMed:35165752 ]
  4. Guo L, Plietker B: beta-Ketoesters as Mono- or Bisnucleophiles: A Concise Enantioselective Total Synthesis of (-)-Englerin A and B. Angew Chem Int Ed Engl. 2019 Jun 17;58(25):8346-8350. doi: 10.1002/anie.201900401. Epub 2019 May 10. [PubMed:30938023 ]
  5. LOTUS database [Link]