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 17:31:04 UTC |
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Update Date | 2022-03-07 02:52:12 UTC |
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HMDB ID | HMDB0029547 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone |
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Description | 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone, also known as 4'-demethylnobiletin, belongs to the class of organic compounds known as 8-o-methylated flavonoids. These are flavonoids with methoxy groups attached to the C8 atom of the flavonoid backbone. Based on a literature review very few articles have been published on 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone. |
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Structure | COC1=C(O)C=CC(=C1)C1=CC(=O)C2=C(O1)C(OC)=C(OC)C(OC)=C2OC InChI=1S/C20H20O8/c1-23-14-8-10(6-7-11(14)21)13-9-12(22)15-16(24-2)18(25-3)20(27-5)19(26-4)17(15)28-13/h6-9,21H,1-5H3 |
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Synonyms | Value | Source |
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4'-Demethylnobiletin | HMDB | 4'-Hydroxy-5,6,7,8,3'-pentamethoxyflavone | HMDB |
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Chemical Formula | C20H20O8 |
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Average Molecular Weight | 388.368 |
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Monoisotopic Molecular Weight | 388.115817616 |
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IUPAC Name | 2-(4-hydroxy-3-methoxyphenyl)-5,6,7,8-tetramethoxy-4H-chromen-4-one |
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Traditional Name | 2-(4-hydroxy-3-methoxyphenyl)-5,6,7,8-tetramethoxychromen-4-one |
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CAS Registry Number | 34810-62-3 |
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SMILES | COC1=C(O)C=CC(=C1)C1=CC(=O)C2=C(O1)C(OC)=C(OC)C(OC)=C2OC |
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InChI Identifier | InChI=1S/C20H20O8/c1-23-14-8-10(6-7-11(14)21)13-9-12(22)15-16(24-2)18(25-3)20(27-5)19(26-4)17(15)28-13/h6-9,21H,1-5H3 |
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InChI Key | NHMZUDOXUOAEOH-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as 8-o-methylated flavonoids. These are flavonoids with methoxy groups attached to the C8 atom of the flavonoid backbone. |
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Kingdom | Organic compounds |
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Super Class | Phenylpropanoids and polyketides |
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Class | Flavonoids |
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Sub Class | O-methylated flavonoids |
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Direct Parent | 8-O-methylated flavonoids |
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Alternative Parents | |
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Substituents | - 6-methoxyflavonoid-skeleton
- 8-methoxyflavonoid-skeleton
- 3p-methoxyflavonoid-skeleton
- 7-methoxyflavonoid-skeleton
- 5-methoxyflavonoid-skeleton
- Monohydroxyflavonoid
- Hydroxyflavonoid
- Flavone
- 4'-hydroxyflavonoid
- Chromone
- 1-benzopyran
- Benzopyran
- Methoxyphenol
- Phenoxy compound
- Phenol ether
- Methoxybenzene
- Anisole
- 1-hydroxy-2-unsubstituted benzenoid
- Alkyl aryl ether
- Pyranone
- Phenol
- Monocyclic benzene moiety
- Benzenoid
- Pyran
- Vinylogous ester
- Heteroaromatic compound
- Ether
- Organoheterocyclic compound
- Oxacycle
- Organic oxygen compound
- Organooxygen compound
- Hydrocarbon derivative
- Organic oxide
- Aromatic heteropolycyclic compound
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Molecular Framework | Aromatic heteropolycyclic compounds |
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External Descriptors | Not Available |
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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 | 147 - 148 °C | Not Available | Boiling Point | Not Available | Not Available | Water Solubility | 29.52 mg/L @ 25 °C (est) | The Good Scents Company Information System | 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 IndicesUnderivatizedMetabolite | SMILES | Kovats RI Value | Column Type | Reference |
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4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone | COC1=C(O)C=CC(=C1)C1=CC(=O)C2=C(O1)C(OC)=C(OC)C(OC)=C2OC | 4998.7 | Standard polar | 33892256 | 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone | COC1=C(O)C=CC(=C1)C1=CC(=O)C2=C(O1)C(OC)=C(OC)C(OC)=C2OC | 3333.7 | Standard non polar | 33892256 | 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone | COC1=C(O)C=CC(=C1)C1=CC(=O)C2=C(O1)C(OC)=C(OC)C(OC)=C2OC | 3304.4 | Semi standard non polar | 33892256 |
DerivatizedDerivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone,1TMS,isomer #1 | COC1=CC(C2=CC(=O)C3=C(OC)C(OC)=C(OC)C(OC)=C3O2)=CC=C1O[Si](C)(C)C | 3273.8 | Semi standard non polar | 33892256 | 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone,1TBDMS,isomer #1 | COC1=CC(C2=CC(=O)C3=C(OC)C(OC)=C(OC)C(OC)=C3O2)=CC=C1O[Si](C)(C)C(C)(C)C | 3485.0 | Semi standard non polar | 33892256 |
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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 - 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone GC-MS (Non-derivatized) - 70eV, Positive | splash10-0ab9-0109000000-6defad28865da1442780 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone GC-MS (1 TMS) - 70eV, Positive | splash10-0002-1013900000-f062ad156a0b4244f9bb | 2017-10-06 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone 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 - 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone 10V, Positive-QTOF | splash10-000i-0009000000-244b9b1d89205a3cd410 | 2015-04-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone 20V, Positive-QTOF | splash10-000i-0009000000-c9a1c053db98c36c457b | 2015-04-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone 40V, Positive-QTOF | splash10-0006-0139000000-3718f09b07a44615f70d | 2015-04-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone 10V, Negative-QTOF | splash10-000i-0009000000-6672f9b57d45001e2102 | 2015-04-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone 20V, Negative-QTOF | splash10-000i-0009000000-8f17a195539191e28f41 | 2015-04-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone 40V, Negative-QTOF | splash10-0076-0139000000-d97cf873a721d6bf6f23 | 2015-04-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone 10V, Positive-QTOF | splash10-000i-0009000000-ede85f82b500aeed4a15 | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone 20V, Positive-QTOF | splash10-000i-0009000000-58f827296f0b35ad1cee | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone 40V, Positive-QTOF | splash10-00r2-0209000000-a4ec100bc23ec92d7779 | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone 10V, Negative-QTOF | splash10-000i-0009000000-2acd9d3ff7494eb530ed | 2021-09-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 4'-Hydroxy-3',5,6,7,8-pentamethoxyflavone 20V, Negative-QTOF | splash10-007c-0009000000-cae272e33c4422eba562 | 2021-09-25 | Wishart Lab | View Spectrum |
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