Record Information |
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Version | 5.0 |
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Status | Expected but not Quantified |
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Creation Date | 2012-09-11 17:37:49 UTC |
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Update Date | 2022-03-07 02:52:36 UTC |
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HMDB ID | HMDB0030589 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | O-Methylsterigmatocystin |
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Description | O-Methylsterigmatocystin, also known as 6,7-dimethoxyfuroxanthone, 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. O-Methylsterigmatocystin is an extremely weak basic (essentially neutral) compound (based on its pKa). O-Methylsterigmatocystin is a mycotoxin of Aspergillus flavu. |
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Structure | COC1=CC2=C(C3C=COC3O2)C2=C1C(=O)C1=C(OC)C=CC=C1O2 InChI=1S/C19H14O6/c1-21-10-4-3-5-11-15(10)17(20)16-12(22-2)8-13-14(18(16)24-11)9-6-7-23-19(9)25-13/h3-9,19H,1-2H3 |
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Synonyms | Value | Source |
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6,7-Dimethoxyfuroxanthone | HMDB | 7-O-Methylsterigmatocystin | HMDB | 8-O-Methylsterigmatocystin | HMDB | O-Methyl sterigmatocystin | HMDB | O-Methyl-sterigmatocystin | HMDB | Sterigmatocystin, O-methyl- (6ci) | HMDB | O-Methylsterigmatocystin | MeSH |
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Chemical Formula | C19H14O6 |
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Average Molecular Weight | 338.3109 |
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Monoisotopic Molecular Weight | 338.07903818 |
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IUPAC Name | 11,15-dimethoxy-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 |
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Traditional Name | 11,15-dimethoxy-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 |
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CAS Registry Number | 17878-69-2 |
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SMILES | COC1=CC2=C(C3C=COC3O2)C2=C1C(=O)C1=C(OC)C=CC=C1O2 |
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InChI Identifier | InChI=1S/C19H14O6/c1-21-10-4-3-5-11-15(10)17(20)16-12(22-2)8-13-14(18(16)24-11)9-6-7-23-19(9)25-13/h3-9,19H,1-2H3 |
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InChI Key | JKUJKKGMOZDDJV-UHFFFAOYSA-N |
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Chemical Taxonomy |
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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. |
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Kingdom | Organic compounds |
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Super Class | Phenylpropanoids and polyketides |
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Class | Sterigmatocystins |
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Sub Class | Not Available |
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Direct Parent | Sterigmatocystins |
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Alternative Parents | |
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Substituents | - Sterigmatocystin backbone
- Xanthone
- Dibenzopyran
- Xanthene
- Chromone
- Benzopyran
- 1-benzopyran
- Coumaran
- Anisole
- Pyranone
- Alkyl aryl ether
- Pyran
- Benzenoid
- Dihydrofuran
- Heteroaromatic compound
- Vinylogous ester
- Organoheterocyclic compound
- Oxacycle
- Ether
- Acetal
- Organic oxygen compound
- Organooxygen compound
- Organic oxide
- Hydrocarbon derivative
- Aromatic heteropolycyclic compound
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Molecular Framework | Aromatic heteropolycyclic compounds |
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External Descriptors | |
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Ontology |
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Physiological effect | Not Available |
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Disposition | |
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Process | Not Available |
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Role | Not Available |
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Physical Properties |
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State | Solid |
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Experimental Molecular Properties | Property | Value | Reference |
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Melting Point | 265 °C | Not Available | Boiling Point | Not Available | Not Available | Water Solubility | Not Available | Not Available | LogP | Not Available | Not Available |
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Experimental Chromatographic Properties | Not Available |
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Predicted Molecular Properties | |
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Predicted Chromatographic Properties | Predicted Collision Cross SectionsPredicted Kovats Retention IndicesUnderivatized |
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| GC-MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Predicted GC-MS | Predicted GC-MS Spectrum - O-Methylsterigmatocystin GC-MS (Non-derivatized) - 70eV, Positive | splash10-06rw-1096000000-cb01aa57fc557685a46e | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - O-Methylsterigmatocystin GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum |
MS/MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - O-Methylsterigmatocystin 10V, Positive-QTOF | splash10-000i-0009000000-e47ac5236518fbc3aba8 | 2016-06-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - O-Methylsterigmatocystin 20V, Positive-QTOF | splash10-000i-0009000000-461043872a84845861c3 | 2016-06-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - O-Methylsterigmatocystin 40V, Positive-QTOF | splash10-052f-0394000000-e5be4f2ee697a73461f8 | 2016-06-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - O-Methylsterigmatocystin 10V, Negative-QTOF | splash10-000i-0009000000-de665db89cb6a73f2b98 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - O-Methylsterigmatocystin 20V, Negative-QTOF | splash10-000i-0019000000-5ed14120dd0e57fe2b01 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - O-Methylsterigmatocystin 40V, Negative-QTOF | splash10-00r6-2293000000-bf79401a3cd622cf80b3 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - O-Methylsterigmatocystin 10V, Positive-QTOF | splash10-000i-0009000000-1b1b4cecbb811291ae64 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - O-Methylsterigmatocystin 20V, Positive-QTOF | splash10-000i-0009000000-1b1b4cecbb811291ae64 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - O-Methylsterigmatocystin 40V, Positive-QTOF | splash10-059b-0489000000-b80e425d5a3efba6d144 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - O-Methylsterigmatocystin 10V, Negative-QTOF | splash10-000i-0009000000-4d0563d25991a3f4db9f | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - O-Methylsterigmatocystin 20V, Negative-QTOF | splash10-000i-0009000000-b9a0919d9652d144a789 | 2021-09-22 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - O-Methylsterigmatocystin 40V, Negative-QTOF | splash10-002f-1191000000-99468be65b4e00d49d6f | 2021-09-22 | Wishart Lab | View Spectrum |
NMR SpectraSpectrum Type | Description | Deposition Date | Source | View |
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Predicted 1D NMR | 13C NMR Spectrum (1D, 100 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 100 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 1000 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 200 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 200 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 300 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 300 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 400 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 400 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 500 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 500 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 600 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 600 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 700 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 700 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 800 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 800 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 900 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 900 MHz, H2O, predicted) | 2022-08-20 | Wishart Lab | View Spectrum |
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