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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-11 18:24:32 UTC
Update Date2022-03-07 02:53:48 UTC
HMDB IDHMDB0033657
Secondary Accession Numbers
  • HMDB33657
Metabolite Identification
Common NameDe-O-methylsterigmatocystin
DescriptionDe-O-methylsterigmatocystin belongs to the class of organic compounds known as sterigmatocystins. These are a group of closely related fungal metabolites chemically characterized by a xanthone moiety fused to a dihydrodifurano or a tetrahydrodifurano moiety. The chemical difference among the various sterigmagocystins are the presence or absence of unsaturation at positions 2 and 3 of the difurano ring system, the substitution pattern on positions 6, 7, and 10 of the xanthone system and/or the substituent on position 3 of the difurano system. They are produced by Aspergilus spp. and Bipolaris spp. Based on a literature review a significant number of articles have been published on De-O-methylsterigmatocystin.
Structure
Data?1563862440
Synonyms
ValueSource
6-DemethylsterigmatocystinHMDB
DemethylsterigmatocystinHMDB
Chemical FormulaC17H10O6
Average Molecular Weight310.2577
Monoisotopic Molecular Weight310.047738052
IUPAC Name11,15-dihydroxy-6,8,20-trioxapentacyclo[10.8.0.0²,⁹.0³,⁷.0¹⁴,¹⁹]icosa-1(12),2(9),4,10,14,16,18-heptaen-13-one
Traditional Name11,15-dihydroxy-6,8,20-trioxapentacyclo[10.8.0.0²,⁹.0³,⁷.0¹⁴,¹⁹]icosa-1(12),2(9),4,10,14,16,18-heptaen-13-one
CAS Registry Number30461-65-5
SMILES
OC1=CC2=C(C3C=COC3O2)C2=C1C(=O)C1=C(O)C=CC=C1O2
InChI Identifier
InChI=1S/C17H10O6/c18-8-2-1-3-10-13(8)15(20)14-9(19)6-11-12(16(14)22-10)7-4-5-21-17(7)23-11/h1-7,17-19H
InChI KeyRQQOEIJLJPCYJR-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as sterigmatocystins. These are a group of closely related fungal metabolites chemically characterized by a xanthone moiety fused to a dihydrodifurano or a tetrahydrodifurano moiety. The chemical difference among the various sterigmagocystins are the presence or absence of unsaturation at positions 2 and 3 of the difurano ring system, the substitution pattern on positions 6, 7, and 10 of the xanthone system and/or the substituent on position 3 of the difurano system. They are produced by Aspergilus spp. And Bipolaris spp.
KingdomOrganic compounds
Super ClassPhenylpropanoids and polyketides
ClassSterigmatocystins
Sub ClassNot Available
Direct ParentSterigmatocystins
Alternative Parents
Substituents
  • Sterigmatocystin backbone
  • Xanthone
  • Dibenzopyran
  • Xanthene
  • Chromone
  • 1-benzopyran
  • Benzopyran
  • Coumaran
  • 1-hydroxy-2-unsubstituted benzenoid
  • Pyranone
  • 1-hydroxy-4-unsubstituted benzenoid
  • Benzenoid
  • Pyran
  • Dihydrofuran
  • Heteroaromatic compound
  • Vinylogous acid
  • Oxacycle
  • Organoheterocyclic compound
  • Acetal
  • Organic oxygen compound
  • Organooxygen compound
  • Hydrocarbon derivative
  • Organic oxide
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External Descriptors
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
Role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point253 - 255 °CNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.38 g/LALOGPS
logP2.72ALOGPS
logP3.6ChemAxon
logS-2.9ALOGPS
pKa (Strongest Acidic)9.19ChemAxon
pKa (Strongest Basic)-4.2ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count5ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area85.22 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity79.22 m³·mol⁻¹ChemAxon
Polarizability29.49 ųChemAxon
Number of Rings5ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DarkChem[M+H]+167.67731661259
DarkChem[M-H]-164.51631661259
DeepCCS[M+H]+169.94730932474
DeepCCS[M-H]-167.58930932474
DeepCCS[M-2H]-201.36830932474
DeepCCS[M+Na]+176.59530932474
AllCCS[M+H]+170.532859911
AllCCS[M+H-H2O]+166.832859911
AllCCS[M+NH4]+173.932859911
AllCCS[M+Na]+174.832859911
AllCCS[M-H]-173.532859911
AllCCS[M+Na-2H]-172.432859911
AllCCS[M+HCOO]-171.332859911

Predicted Retention Times

Underivatized

Chromatographic MethodRetention TimeReference
Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter). Predicted by Afia on May 17, 2022. Predicted by Afia on May 17, 2022.6.37 minutes32390414
Predicted by Siyang on May 30, 202216.556 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20221.62 minutes32390414
AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid32.6 seconds40023050
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid2989.2 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid477.5 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid200.1 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid297.2 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid504.5 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid649.5 seconds40023050
BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid948.7 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)176.6 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid1497.5 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid552.4 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid1770.5 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid501.0 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid532.4 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate601.5 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA355.2 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water135.1 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
De-O-methylsterigmatocystinOC1=CC2=C(C3C=COC3O2)C2=C1C(=O)C1=C(O)C=CC=C1O24459.8Standard polar33892256
De-O-methylsterigmatocystinOC1=CC2=C(C3C=COC3O2)C2=C1C(=O)C1=C(O)C=CC=C1O22855.8Standard non polar33892256
De-O-methylsterigmatocystinOC1=CC2=C(C3C=COC3O2)C2=C1C(=O)C1=C(O)C=CC=C1O22837.0Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
De-O-methylsterigmatocystin,1TMS,isomer #1C[Si](C)(C)OC1=CC2=C(C3=C1C(=O)C1=C(O)C=CC=C1O3)C1C=COC1O23121.7Semi standard non polar33892256
De-O-methylsterigmatocystin,1TMS,isomer #2C[Si](C)(C)OC1=CC=CC2=C1C(=O)C1=C(O)C=C3OC4OC=CC4C3=C1O23130.2Semi standard non polar33892256
De-O-methylsterigmatocystin,2TMS,isomer #1C[Si](C)(C)OC1=CC=CC2=C1C(=O)C1=C(O[Si](C)(C)C)C=C3OC4OC=CC4C3=C1O23192.6Semi standard non polar33892256
De-O-methylsterigmatocystin,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC1=CC2=C(C3=C1C(=O)C1=C(O)C=CC=C1O3)C1C=COC1O23344.0Semi standard non polar33892256
De-O-methylsterigmatocystin,1TBDMS,isomer #2CC(C)(C)[Si](C)(C)OC1=CC=CC2=C1C(=O)C1=C(O)C=C3OC4OC=CC4C3=C1O23340.6Semi standard non polar33892256
De-O-methylsterigmatocystin,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC1=CC=CC2=C1C(=O)C1=C(O[Si](C)(C)C(C)(C)C)C=C3OC4OC=CC4C3=C1O23624.6Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - De-O-methylsterigmatocystin GC-MS (Non-derivatized) - 70eV, Positivesplash10-001i-1090000000-f736ceb0ac81e8c9d33d2017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - De-O-methylsterigmatocystin GC-MS (2 TMS) - 70eV, Positivesplash10-00e9-5407900000-29bb2816c70bb4272d582017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - De-O-methylsterigmatocystin GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - De-O-methylsterigmatocystin 10V, Positive-QTOFsplash10-03di-0029000000-13bba40d0579b0a7f79f2016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - De-O-methylsterigmatocystin 20V, Positive-QTOFsplash10-03di-0069000000-8b0d618ed676e55015b92016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - De-O-methylsterigmatocystin 40V, Positive-QTOFsplash10-002f-1390000000-0605c79d89b49a3d3d9e2016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - De-O-methylsterigmatocystin 10V, Negative-QTOFsplash10-0a4i-0009000000-be60baaef5bb347271702016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - De-O-methylsterigmatocystin 20V, Negative-QTOFsplash10-0a4i-0129000000-7699c369daa881a6a9bd2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - De-O-methylsterigmatocystin 40V, Negative-QTOFsplash10-00mo-2390000000-df477a34f1dec5ddae272016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - De-O-methylsterigmatocystin 10V, Positive-QTOFsplash10-03di-0009000000-28600f1becbfb2f043c72021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - De-O-methylsterigmatocystin 20V, Positive-QTOFsplash10-03di-0009000000-28600f1becbfb2f043c72021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - De-O-methylsterigmatocystin 40V, Positive-QTOFsplash10-03e9-0494000000-829de2f4df57895c0a442021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - De-O-methylsterigmatocystin 10V, Negative-QTOFsplash10-0a4i-0009000000-f9b5f854b100ac09f3d32021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - De-O-methylsterigmatocystin 20V, Negative-QTOFsplash10-0a4i-0029000000-56bf4afe0e86b9c57b032021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - De-O-methylsterigmatocystin 40V, Negative-QTOFsplash10-0a4i-0496000000-f800173d29b93a6327b82021-09-24Wishart LabView Spectrum
Biological Properties
Cellular Locations
  • Membrane
Biospecimen LocationsNot Available
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB011759
KNApSAcK IDNot Available
Chemspider ID4588891
KEGG Compound IDC03683
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound5486185
PDB IDNot Available
ChEBI ID174227
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References
  1. (). Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.. .

Enzymes

General function:
Involved in transferase activity, transferring hexosyl groups
Specific function:
UDPGT is of major importance in the conjugation and subsequent elimination of potentially toxic xenobiotics and endogenous compounds. This isoform glucuronidates bilirubin IX-alpha to form both the IX-alpha-C8 and IX-alpha-C12 monoconjugates and diconjugate. Is also able to catalyze the glucuronidation of 17beta-estradiol, 17alpha-ethinylestradiol, 1-hydroxypyrene, 4-methylumbelliferone, 1-naphthol, paranitrophenol, scopoletin, and umbelliferone.
Gene Name:
UGT1A1
Uniprot ID:
P22309
Molecular weight:
59590.91
Reactions
De-O-methylsterigmatocystin → 3,4,5-trihydroxy-6-({11-hydroxy-13-oxo-6,8,20-trioxapentacyclo[10.8.0.0²,⁹.0³,⁷.0¹⁴,¹⁹]icosa-1(12),2(9),4,10,14(19),15,17-heptaen-15-yl}oxy)oxane-2-carboxylic aciddetails
De-O-methylsterigmatocystin → 3,4,5-trihydroxy-6-({15-hydroxy-13-oxo-6,8,20-trioxapentacyclo[10.8.0.0²,⁹.0³,⁷.0¹⁴,¹⁹]icosa-1,4,9,11,14,16,18-heptaen-11-yl}oxy)oxane-2-carboxylic aciddetails