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Record Information
Version2.0
Created at2021-06-19 18:16:33 UTC
Updated at2021-06-29 23:51:53 UTC
NP-MRD IDNP0026387
Secondary Accession NumbersNone
Natural Product Identification
Common Nameletestuianin B
Provided ByJEOL DatabaseJEOL Logo
Description(4Z,6E)-5-hydroxy-1,7-bis(4-hydroxy-3-methoxyphenyl)hepta-4,6-dien-3-one is also known as letestuianin b. letestuianin B is found in Aframomum letestuianum, Aframomum letestuianum and Curcuma longa . letestuianin B was first documented in 2003 (PMID: 12662093). Based on a literature review very few articles have been published on (4Z,6E)-5-hydroxy-1,7-bis(4-hydroxy-3-methoxyphenyl)hepta-4,6-dien-3-one.
Structure
Thumb
Synonyms
ValueSource
Letestuianin bMeSH
Chemical FormulaC21H22O6
Average Mass370.4010 Da
Monoisotopic Mass370.14164 Da
IUPAC Name(4Z,6E)-5-hydroxy-1,7-bis(4-hydroxy-3-methoxyphenyl)hepta-4,6-dien-3-one
Traditional Name(4Z,6E)-5-hydroxy-1,7-bis(4-hydroxy-3-methoxyphenyl)hepta-4,6-dien-3-one
CAS Registry NumberNot Available
SMILES
[H]O\C(\C(\[H])=C(/[H])C1=C([H])C([H])=C(O[H])C(OC([H])([H])[H])=C1[H])=C(\[H])C(=O)C([H])([H])C([H])([H])C1=C([H])C(OC([H])([H])[H])=C(O[H])C([H])=C1[H]
InChI Identifier
InChI=1S/C21H22O6/c1-26-20-11-14(5-9-18(20)24)3-7-16(22)13-17(23)8-4-15-6-10-19(25)21(12-15)27-2/h3,5-7,9-13,22,24-25H,4,8H2,1-2H3/b7-3+,16-13-
InChI KeyBWHPKBOLJFNCPW-YJNULWIISA-N
Experimental Spectra
Spectrum TypeDescriptionDepositor EmailDepositor OrganizationDepositorDeposition DateView
1D NMR13C NMR Spectrum (1D, 500 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 500 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 100 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 100 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 200 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 200 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 300 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 300 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 400 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 400 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 600 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 600 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 700 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 700 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 800 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 800 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 900 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 900 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 1000 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 1000 MHz, DMSO-d6, simulated)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
Predicted Spectra
Not Available
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Aframomum letestuanumJEOL database
    • Kamnaing, P., et al, J. Nat. Prod. 66, 364 (2003)
Aframomum letestuianumPlant
Curcuma longaPlant
Chemical Taxonomy
Description Belongs to the class of organic compounds known as curcuminoids. These are aromatic compounds containing a curcumin moiety, which is composed of two aryl buten-2-one (feruloyl) chromophores joined by a methylene group.
KingdomOrganic compounds
Super ClassPhenylpropanoids and polyketides
ClassDiarylheptanoids
Sub ClassLinear diarylheptanoids
Direct ParentCurcuminoids
Alternative Parents
Substituents
  • Curcumin
  • Methoxyphenol
  • Phenoxy compound
  • Anisole
  • Methoxybenzene
  • Styrene
  • Phenol ether
  • 1-hydroxy-2-unsubstituted benzenoid
  • Alkyl aryl ether
  • Phenol
  • Monocyclic benzene moiety
  • Benzenoid
  • Acryloyl-group
  • Vinylogous acid
  • Enone
  • Alpha,beta-unsaturated ketone
  • Ketone
  • Enol
  • Ether
  • Organic oxide
  • Organic oxygen compound
  • Carbonyl group
  • Hydrocarbon derivative
  • Organooxygen compound
  • Aromatic homomonocyclic compound
Molecular FrameworkAromatic homomonocyclic 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
logP3.28ALOGPS
logP3.68ChemAxon
logS-4.8ALOGPS
pKa (Strongest Acidic)8.87ChemAxon
pKa (Strongest Basic)-4.6ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count6ChemAxon
Hydrogen Donor Count3ChemAxon
Polar Surface Area96.22 ŲChemAxon
Rotatable Bond Count8ChemAxon
Refractivity105.03 m³·mol⁻¹ChemAxon
Polarizability39.66 ųChemAxon
Number of Rings2ChemAxon
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 ID4522656
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound5372374
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Kamnaing P, Tsopmo A, Tanifum EA, Tchuendem MH, Tane P, Ayafor JF, Sterner O, Rattendi D, Iwu MM, Schuster B, Bacchi C: Trypanocidal diarylheptanoids from Aframomum letestuianum. J Nat Prod. 2003 Mar;66(3):364-7. doi: 10.1021/np020362f. [PubMed:12662093 ]
  2. Kamnaing, P., et al. (2003). Kamnaing, P., et al, J. Nat. Prod. 66, 364 (2003). J. Nat. Prod..