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Record Information
Version2.0
Created at2020-12-09 04:04:17 UTC
Updated at2021-07-15 16:57:00 UTC
NP-MRD IDNP0007220
Secondary Accession NumbersNone
Natural Product Identification
Common NameStemphyloxin I
Provided ByNPAtlasNPAtlas Logo
DescriptionStemphyloxin I, also known as deacyl-FR 225654, belongs to the class of organic compounds known as acyloins. These are organic compounds containing an alpha hydroxy ketone. Acyloins are formally derived from reductive coupling of carboxylic acyl groups. Stemphyloxin I is a secondary metabolite. Secondary metabolites are metabolically or physiologically non-essential metabolites that may serve a role as defense or signalling molecules. In some cases they are simply molecules that arise from the incomplete metabolism of other secondary metabolites. Stemphyloxin I is found in Stemphylium botryosum. Stemphyloxin I was first documented in 1982 (PMID: 16662165). Based on a literature review a small amount of articles have been published on stemphyloxin I (PMID: 17754554) (PMID: 31553484).
Structure
Data?1624574983
Synonyms
ValueSource
Deacyl-FR 225654ChEBI
Chemical FormulaC21H34O6
Average Mass382.4970 Da
Monoisotopic Mass382.23554 Da
IUPAC Name(2S,3R,4R,4aS,5R,7R,8aS)-2,7-dihydroxy-3-[(2R)-1-hydroxybutan-2-yl]-4-[(2Z)-3-hydroxyprop-2-enoyl]-2,4,5,7-tetramethyl-decahydronaphthalen-1-one
Traditional Name(2S,3R,4R,4aS,5R,7R,8aS)-2,7-dihydroxy-3-[(2R)-1-hydroxybutan-2-yl]-4-[(2Z)-3-hydroxyprop-2-enoyl]-2,4,5,7-tetramethyl-hexahydronaphthalen-1-one
CAS Registry NumberNot Available
SMILES
CC[C@@H](CO)[C@H]1[C@](C)(O)C(=O)[C@H]2C[C@](C)(O)C[C@@H](C)[C@@H]2[C@@]1(C)C(=O)\C=C/O
InChI Identifier
InChI=1S/C21H34O6/c1-6-13(11-23)17-20(4,15(24)7-8-22)16-12(2)9-19(3,26)10-14(16)18(25)21(17,5)27/h7-8,12-14,16-17,22-23,26-27H,6,9-11H2,1-5H3/b8-7-/t12-,13+,14+,16+,17-,19-,20-,21+/m1/s1
InChI KeyYRECHDUAXCBBOZ-HOCCXODSSA-N
Experimental Spectra
Not Available
Predicted Spectra
Spectrum TypeDescriptionDepositor IDDepositor OrganizationDepositorDeposition DateView
1D NMR13C NMR Spectrum (1D, 25 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 252 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 50 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 75 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 101 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 126 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 151 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 176 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 201 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 226 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Stemphylium botryosumNPAtlas
Chemical Taxonomy
Description Belongs to the class of organic compounds known as acyloins. These are organic compounds containing an alpha hydroxy ketone. Acyloins are formally derived from reductive coupling of carboxylic acyl groups.
KingdomOrganic compounds
Super ClassOrganic oxygen compounds
ClassOrganooxygen compounds
Sub ClassCarbonyl compounds
Direct ParentAcyloins
Alternative Parents
Substituents
  • Acyloin
  • Vinylogous acid
  • Alpha,beta-unsaturated ketone
  • Tertiary alcohol
  • Enone
  • Cyclic alcohol
  • Acryloyl-group
  • Ketone
  • Enol
  • Organic oxide
  • Hydrocarbon derivative
  • Primary alcohol
  • Alcohol
  • Aliphatic homopolycyclic compound
Molecular FrameworkAliphatic homopolycyclic 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
logP1.43ALOGPS
logP1.94ChemAxon
logS-2.8ALOGPS
pKa (Strongest Acidic)8.9ChemAxon
pKa (Strongest Basic)-2.6ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count6ChemAxon
Hydrogen Donor Count4ChemAxon
Polar Surface Area115.06 ŲChemAxon
Rotatable Bond Count5ChemAxon
Refractivity102.82 m³·mol⁻¹ChemAxon
Polarizability41.21 ųChemAxon
Number of Rings2ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
NPAtlas IDNPA029011
HMDB IDNot Available
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDNot Available
KNApSAcK IDC00000534
Chemspider ID4944921
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound6440666
PDB IDNot Available
ChEBI ID145070
Good Scents IDNot Available
References
General References
  1. Barash I, Manulis S, Kashman Y, Springer JP, Chen MH, Clardy J, Strobel GA: Crystallization and X-ray Analysis of Stemphyloxin I, a Phytotoxin from Stemphylium botryosum. Science. 1983 Jun 3;220(4601):1065-6. doi: 10.1126/science.220.4601.1065. [PubMed:17754554 ]
  2. Barash I, Pupkin G, Netzer D, Kashman Y: A Novel Enolic beta-Ketoaldehyde Phytotoxin Produced by Stemphylium botryosum f. sp. lycopersici : PARTIAL CHEMICAL AND BIOLOGICAL CHARACTERIZATION. Plant Physiol. 1982 Jan;69(1):23-7. doi: 10.1104/pp.69.1.23. [PubMed:16662165 ]
  3. Li H, Hu J, Wei H, Solomon PS, Stubbs KA, Chooi YH: Biosynthesis of a Tricyclo[6.2.2.0(2,7) ]dodecane System by a Berberine Bridge Enzyme-Like Aldolase. Chemistry. 2019 Nov 27;25(66):15062-15066. doi: 10.1002/chem.201904360. Epub 2019 Oct 28. [PubMed:31553484 ]