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Record Information
Version2.0
Created at2022-09-02 01:36:53 UTC
Updated at2022-09-02 01:36:53 UTC
NP-MRD IDNP0146254
Secondary Accession NumbersNone
Natural Product Identification
Common Name2-[(2r,4s,6s)-4-hydroxy-6-phenyloxan-2-yl]-1-phenylethanone
DescriptionDiospongin A belongs to the class of organic compounds known as linear diarylheptanoids. These are diarylheptanoids with an open heptane chain. The two aromatic rings are linked only by the heptane chain. 2-[(2r,4s,6s)-4-hydroxy-6-phenyloxan-2-yl]-1-phenylethanone is found in Dioscorea spongiosa. 2-[(2r,4s,6s)-4-hydroxy-6-phenyloxan-2-yl]-1-phenylethanone was first documented in 2009 (PMID: 19824665). Based on a literature review a small amount of articles have been published on Diospongin A (PMID: 31595914) (PMID: 28451195) (PMID: 25867851) (PMID: 23168684).
Structure
Thumb
SynonymsNot Available
Chemical FormulaC19H20O3
Average Mass296.3660 Da
Monoisotopic Mass296.14124 Da
IUPAC Name2-[(2R,4S,6S)-4-hydroxy-6-phenyloxan-2-yl]-1-phenylethan-1-one
Traditional Name2-[(2R,4S,6S)-4-hydroxy-6-phenyloxan-2-yl]-1-phenylethanone
CAS Registry NumberNot Available
SMILES
O[C@H]1C[C@H](CC(=O)C2=CC=CC=C2)O[C@@H](C1)C1=CC=CC=C1
InChI Identifier
InChI=1S/C19H20O3/c20-16-11-17(13-18(21)14-7-3-1-4-8-14)22-19(12-16)15-9-5-2-6-10-15/h1-10,16-17,19-20H,11-13H2/t16-,17+,19-/m0/s1
InChI KeyHQTSVUPKAYCDEB-SCTDSRPQSA-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
Dioscorea spongiosaLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as linear diarylheptanoids. These are diarylheptanoids with an open heptane chain. The two aromatic rings are linked only by the heptane chain.
KingdomOrganic compounds
Super ClassPhenylpropanoids and polyketides
ClassDiarylheptanoids
Sub ClassLinear diarylheptanoids
Direct ParentLinear diarylheptanoids
Alternative Parents
Substituents
  • Linear 1,7-diphenylheptane skeleton
  • Alkyl-phenylketone
  • Phenylketone
  • Benzoyl
  • Aryl alkyl ketone
  • Aryl ketone
  • Monocyclic benzene moiety
  • Oxane
  • Benzenoid
  • Ketone
  • Secondary alcohol
  • Dialkyl ether
  • Ether
  • Oxacycle
  • Organoheterocyclic compound
  • Alcohol
  • Hydrocarbon derivative
  • Organic oxygen compound
  • Organooxygen compound
  • Organic oxide
  • Aromatic heteromonocyclic compound
Molecular FrameworkAromatic heteromonocyclic 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
logP2.8ALOGPS
logP2.76ChemAxon
logS-3.6ALOGPS
pKa (Strongest Acidic)14.59ChemAxon
pKa (Strongest Basic)-2.8ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area46.53 ŲChemAxon
Rotatable Bond Count4ChemAxon
Refractivity85.29 m³·mol⁻¹ChemAxon
Polarizability32.05 ųChemAxon
Number of Rings3ChemAxon
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 ID9827037
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound11652299
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Bharath Y, Choudhury UM, Sadhana N, Mohapatra DK: The Mukaiyama type aldol reaction for the synthesis of trans-2,6-disubstituted tetrahydropyrans: synthesis of diospongin A and B. Org Biomol Chem. 2019 Oct 23;17(41):9169-9181. doi: 10.1039/c9ob01549c. [PubMed:31595914 ]
  2. Ermanis K, Hsiao YT, Kaya U, Jeuken A, Clarke PA: The stereodivergent formation of 2,6-cis and 2,6-trans-tetrahydropyrans: experimental and computational investigation of the mechanism of a thioester oxy-Michael cyclization. Chem Sci. 2017 Jan 1;8(1):482-490. doi: 10.1039/c6sc03478k. Epub 2016 Aug 30. [PubMed:28451195 ]
  3. Merad J, Borkar P, Bouyon Yenda T, Roux C, Pons JM, Parrain JL, Chuzel O, Bressy C: Highly Enantioselective Acylation of Acyclic Meso 1,3-Diols through Synergistic Isothiourea-Catalyzed Desymmetrization/Chiroablative Kinetic Resolution. Org Lett. 2015 May 1;17(9):2118-21. doi: 10.1021/acs.orglett.5b00707. Epub 2015 Apr 13. [PubMed:25867851 ]
  4. Yao H, Ren J, Tong R: A short and flexible route to tetrahydropyran-4-ones via conjugated nitrile oxides cycloaddition and oxa-Michael cyclization: a concise diastereoselective total synthesis of (+/-)-diospongin A. Chem Commun (Camb). 2013 Jan 7;49(2):193-5. doi: 10.1039/c2cc37772a. Epub 2012 Nov 21. [PubMed:23168684 ]
  5. Lee K, Kim H, Hong J: A facile and efficient synthesis of 4-hydroxy-2,6-cis-tetrahydropyrans via tandem cross-metathesis/thermal S(N)2' reaction: protecting-group-free synthesis of (+/-)-diospongin A. Org Lett. 2009 Nov 19;11(22):5202-5. doi: 10.1021/ol902125d. [PubMed:19824665 ]
  6. LOTUS database [Link]