| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2012-09-12 02:18:00 UTC |
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| Update Date | 2022-03-07 02:56:42 UTC |
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| HMDB ID | HMDB0040722 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone |
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| Description | 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone 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. 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone has been detected, but not quantified in, citrus. This could make 7-hydroxy-3',4',5,6,8-pentamethoxyflavone a potential biomarker for the consumption of these foods. Based on a literature review very few articles have been published on 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone. |
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| Structure | COC1=C(OC)C=C(C=C1)C1=CC(=O)C2=C(OC)C(OC)=C(O)C(OC)=C2O1 InChI=1S/C20H20O8/c1-23-12-7-6-10(8-14(12)24-2)13-9-11(21)15-17(25-3)19(26-4)16(22)20(27-5)18(15)28-13/h6-9,22H,1-5H3 |
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| Synonyms | Not Available |
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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-(3,4-dimethoxyphenyl)-7-hydroxy-5,6,8-trimethoxy-4H-chromen-4-one |
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| Traditional Name | 2-(3,4-dimethoxyphenyl)-7-hydroxy-5,6,8-trimethoxychromen-4-one |
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| CAS Registry Number | 149402-88-0 |
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| SMILES | COC1=C(OC)C=C(C=C1)C1=CC(=O)C2=C(OC)C(OC)=C(O)C(OC)=C2O1 |
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| InChI Identifier | InChI=1S/C20H20O8/c1-23-12-7-6-10(8-14(12)24-2)13-9-11(21)15-17(25-3)19(26-4)16(22)20(27-5)18(15)28-13/h6-9,22H,1-5H3 |
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| InChI Key | XGOWVPRWNRKCSL-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 | - 3p-methoxyflavonoid-skeleton
- 4p-methoxyflavonoid-skeleton
- 5-methoxyflavonoid-skeleton
- 6-methoxyflavonoid-skeleton
- 8-methoxyflavonoid-skeleton
- 7-hydroxyflavonoid
- Flavone
- Hydroxyflavonoid
- Chromone
- Benzopyran
- O-dimethoxybenzene
- Dimethoxybenzene
- 1-benzopyran
- Phenoxy compound
- Anisole
- Methoxybenzene
- Phenol ether
- Alkyl aryl ether
- Pyranone
- Benzenoid
- Monocyclic benzene moiety
- Pyran
- Vinylogous ester
- Heteroaromatic compound
- Ether
- Organoheterocyclic compound
- Oxacycle
- Organic oxide
- Organic oxygen compound
- Organooxygen compound
- Hydrocarbon derivative
- 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 | |
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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 | 190 - 191 °C | Not Available | | Boiling Point | Not Available | Not Available | | Water Solubility | 88.42 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 Retention Times Underivatized| Chromatographic Method | Retention Time | Reference |
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| 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. | 7.36 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 12.6891 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 1.24 minutes | 32390414 | | AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 26.4 seconds | 40023050 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 2417.7 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 232.3 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 179.6 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 179.1 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 151.1 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 518.9 seconds | 40023050 | | BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid | 599.8 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 161.3 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 1060.0 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 480.7 seconds | 40023050 | | UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid | 1444.6 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 361.2 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 430.2 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 315.7 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 338.8 seconds | 40023050 | | Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water | 32.7 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatized| Metabolite | SMILES | Kovats RI Value | Column Type | Reference |
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| 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone | COC1=C(OC)C=C(C=C1)C1=CC(=O)C2=C(OC)C(OC)=C(O)C(OC)=C2O1 | 5109.6 | Standard polar | 33892256 | | 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone | COC1=C(OC)C=C(C=C1)C1=CC(=O)C2=C(OC)C(OC)=C(O)C(OC)=C2O1 | 3430.9 | Standard non polar | 33892256 | | 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone | COC1=C(OC)C=C(C=C1)C1=CC(=O)C2=C(OC)C(OC)=C(O)C(OC)=C2O1 | 3378.8 | Semi standard non polar | 33892256 |
Derivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone,1TMS,isomer #1 | COC1=CC=C(C2=CC(=O)C3=C(OC)C(OC)=C(O[Si](C)(C)C)C(OC)=C3O2)C=C1OC | 3311.8 | Semi standard non polar | 33892256 | | 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone,1TBDMS,isomer #1 | COC1=CC=C(C2=CC(=O)C3=C(OC)C(OC)=C(O[Si](C)(C)C(C)(C)C)C(OC)=C3O2)C=C1OC | 3514.5 | Semi standard non polar | 33892256 |
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| GC-MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Predicted GC-MS | Predicted GC-MS Spectrum - 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone GC-MS (Non-derivatized) - 70eV, Positive | splash10-05fr-0119000000-1142a69571d09750bd4a | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone GC-MS (1 TMS) - 70eV, Positive | splash10-0002-1202900000-d418d1fa74e2e29e4398 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum |
MS/MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone 10V, Positive-QTOF | splash10-000i-0009000000-37b7fec1542b9b95e6c6 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone 20V, Positive-QTOF | splash10-000i-0009000000-e25340d69174016db518 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone 40V, Positive-QTOF | splash10-059i-2937000000-d80315bd87e5b47a7c4a | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone 10V, Negative-QTOF | splash10-000i-0009000000-db07a420f55d1836c02d | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone 20V, Negative-QTOF | splash10-000i-0009000000-3910b474835158afc53e | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone 40V, Negative-QTOF | splash10-05g0-2295000000-b461e218767f482c9e4a | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone 10V, Negative-QTOF | splash10-000i-0009000000-cef709fc1a4ddb0e4473 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone 20V, Negative-QTOF | splash10-00di-0009000000-d067506d54a3d2bbd393 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone 40V, Negative-QTOF | splash10-007c-0159000000-318d7e203bacc10edf82 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone 10V, Positive-QTOF | splash10-000i-0009000000-fa7ef792b4a5ba349c01 | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone 20V, Positive-QTOF | splash10-000i-0009000000-33a849ee211a14548ede | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 7-Hydroxy-3',4',5,6,8-pentamethoxyflavone 40V, Positive-QTOF | splash10-0002-0029000000-00216f04689181683fa0 | 2021-09-23 | Wishart Lab | View Spectrum |
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