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Record Information
Version2.0
Created at2022-09-12 02:13:39 UTC
Updated at2022-09-12 02:13:40 UTC
NP-MRD IDNP0323056
Secondary Accession NumbersNone
Natural Product Identification
Common Name(7ar,8ar,8bs,8cr)-1,6,8c-trihydroxy-7ah,8ah,8bh,9h,10h-peryleno[1,2-b]oxirene-7,11-dione
DescriptionStemphyltoxin II belongs to the class of organic compounds known as perylenequinones. These are heterocyclic compounds characterized by two 8-hydroxy-1,4-dihydronaphthalen-1-one moieties joined together one or two CC-bonds. (7ar,8ar,8bs,8cr)-1,6,8c-trihydroxy-7ah,8ah,8bh,9h,10h-peryleno[1,2-b]oxirene-7,11-dione is found in Alternaria cassiae and Stemphylium botryosum. (7ar,8ar,8bs,8cr)-1,6,8c-trihydroxy-7ah,8ah,8bh,9h,10h-peryleno[1,2-b]oxirene-7,11-dione was first documented in 2014 (PMID: 25056998). Based on a literature review a significant number of articles have been published on Stemphyltoxin II (PMID: 24428710) (PMID: 32623606) (PMID: 31641809) (PMID: 30321595) (PMID: 29766221) (PMID: 27682608).
Structure
Thumb
SynonymsNot Available
Chemical FormulaC20H14O6
Average Mass350.3260 Da
Monoisotopic Mass350.07904 Da
IUPAC NameNot Available
Traditional NameNot Available
CAS Registry NumberNot Available
SMILES
OC1=CC=C2C3=C4C(C(=O)CC[C@@]4(O)[C@@H]4[C@H]5O[C@H]5C(=O)C1=C24)=C(O)C=C3
InChI Identifier
InChI=1S/C20H14O6/c21-9-4-2-8-7-1-3-10(22)14-12(7)16(18-19(26-18)17(14)24)20(25)6-5-11(23)13(9)15(8)20/h1-4,16,18-19,21-22,25H,5-6H2/t16-,18+,19-,20-/m0/s1
InChI KeyUBVHBTLDPUYTDO-RNQOJCNYSA-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
Alternaria cassiaeLOTUS Database
Stemphylium botryosumLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as perylenequinones. These are heterocyclic compounds characterized by two 8-hydroxy-1,4-dihydronaphthalen-1-one moieties joined together one or two CC-bonds.
KingdomOrganic compounds
Super ClassBenzenoids
ClassPerylenequinones
Sub ClassNot Available
Direct ParentPerylenequinones
Alternative Parents
Substituents
  • Perylenequinone
  • Phenanthrene
  • Naphthalene
  • Tetralin
  • Aryl alkyl ketone
  • Aryl ketone
  • 1-hydroxy-2-unsubstituted benzenoid
  • Phenol
  • Tertiary alcohol
  • Vinylogous acid
  • Ketone
  • Polyol
  • Oxacycle
  • Ether
  • Oxirane
  • Dialkyl ether
  • Organoheterocyclic compound
  • Hydrocarbon derivative
  • Organic oxide
  • Organooxygen compound
  • Organic oxygen compound
  • Alcohol
  • 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
HMDB IDNot Available
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID8060435
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound9884761
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Podlech J, Fleck SC, Metzler M, Burck J, Ulrich AS: Determination of the absolute configuration of perylene quinone-derived mycotoxins by measurement and calculation of electronic circular dichroism spectra and specific rotations. Chemistry. 2014 Sep 1;20(36):11463-70. doi: 10.1002/chem.201402567. Epub 2014 Jul 23. [PubMed:25056998 ]
  2. Fleck SC, Pfeiffer E, Podlech J, Metzler M: Epoxide reduction to an alcohol: a novel metabolic pathway for perylene quinone-type alternaria mycotoxins in mammalian cells. Chem Res Toxicol. 2014 Feb 17;27(2):247-53. doi: 10.1021/tx400366w. Epub 2014 Jan 27. [PubMed:24428710 ]
  3. Crudo F, Aichinger G, Mihajlovic J, Dellafiora L, Varga E, Puntscher H, Warth B, Dall'Asta C, Berry D, Marko D: Gut microbiota and undigested food constituents modify toxin composition and suppress the genotoxicity of a naturally occurring mixture of Alternaria toxins in vitro. Arch Toxicol. 2020 Oct;94(10):3541-3552. doi: 10.1007/s00204-020-02831-1. Epub 2020 Jul 4. [PubMed:32623606 ]
  4. Puntscher H, Aichinger G, Grabher S, Attakpah E, Kruger F, Tillmann K, Motschnig T, Hohenbichler J, Braun D, Plasenzotti R, Pahlke G, Hoger H, Marko D, Warth B: Bioavailability, metabolism, and excretion of a complex Alternaria culture extract versus altertoxin II: a comparative study in rats. Arch Toxicol. 2019 Nov;93(11):3153-3167. doi: 10.1007/s00204-019-02575-7. Epub 2019 Oct 22. [PubMed:31641809 ]
  5. Puntscher H, Hankele S, Tillmann K, Attakpah E, Braun D, Kutt ML, Del Favero G, Aichinger G, Pahlke G, Hoger H, Marko D, Warth B: First insights into Alternaria multi-toxin in vivo metabolism. Toxicol Lett. 2019 Feb;301:168-178. doi: 10.1016/j.toxlet.2018.10.006. Epub 2018 Oct 12. [PubMed:30321595 ]
  6. Puntscher H, Kutt ML, Skrinjar P, Mikula H, Podlech J, Frohlich J, Marko D, Warth B: Tracking emerging mycotoxins in food: development of an LC-MS/MS method for free and modified Alternaria toxins. Anal Bioanal Chem. 2018 Jul;410(18):4481-4494. doi: 10.1007/s00216-018-1105-8. Epub 2018 May 16. [PubMed:29766221 ]
  7. Jarolim K, Del Favero G, Ellmer D, Stark TD, Hofmann T, Sulyok M, Humpf HU, Marko D: Dual effectiveness of Alternaria but not Fusarium mycotoxins against human topoisomerase II and bacterial gyrase. Arch Toxicol. 2017 Apr;91(4):2007-2016. doi: 10.1007/s00204-016-1855-z. Epub 2016 Sep 28. [PubMed:27682608 ]
  8. Zwickel T, Klaffke H, Richards K, Rychlik M: Development of a high performance liquid chromatography tandem mass spectrometry based analysis for the simultaneous quantification of various Alternaria toxins in wine, vegetable juices and fruit juices. J Chromatogr A. 2016 Jul 15;1455:74-85. doi: 10.1016/j.chroma.2016.04.066. Epub 2016 May 6. [PubMed:27283097 ]
  9. Fleck SC, Sauter F, Pfeiffer E, Metzler M, Hartwig A, Koberle B: DNA damage and repair kinetics of the Alternaria mycotoxins alternariol, altertoxin II and stemphyltoxin III in cultured cells. Mutat Res Genet Toxicol Environ Mutagen. 2016 Mar;798-799:27-34. doi: 10.1016/j.mrgentox.2016.02.001. Epub 2016 Feb 8. [PubMed:26994491 ]
  10. Liu Y, Rychlik M: Biosynthesis of seven carbon-13 labeled Alternaria toxins including altertoxins, alternariol, and alternariol methyl ether, and their application to a multiple stable isotope dilution assay. Anal Bioanal Chem. 2015 Feb;407(5):1357-69. doi: 10.1007/s00216-014-8307-5. Epub 2015 Jan 11. [PubMed:25577349 ]
  11. LOTUS database [Link]