| 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 22:29:40 UTC |
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| Update Date | 2022-03-07 02:55:15 UTC |
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| HMDB ID | HMDB0037255 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | 5-Hydroxy-7-methoxy-6-methylflavone |
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| Description | 5-Hydroxy-7-methoxy-6-methylflavone belongs to the class of organic compounds known as 7-o-methylated flavonoids. These are flavonoids with methoxy groups attached to the C7 atom of the flavonoid backbone. Thus, 5-hydroxy-7-methoxy-6-methylflavone is considered to be a flavonoid. 5-Hydroxy-7-methoxy-6-methylflavone has been detected, but not quantified in, several different foods, such as black tea, green tea, herbal tea, red tea, and teas (Camellia sinensis). This could make 5-hydroxy-7-methoxy-6-methylflavone a potential biomarker for the consumption of these foods. Based on a literature review very few articles have been published on 5-Hydroxy-7-methoxy-6-methylflavone. |
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| Structure | COC1=CC2=C(C(=O)C=C(O2)C2=CC=CC=C2)C(O)=C1C InChI=1S/C17H14O4/c1-10-13(20-2)9-15-16(17(10)19)12(18)8-14(21-15)11-6-4-3-5-7-11/h3-9,19H,1-2H3 |
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| Synonyms | | Value | Source |
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| 5-Hydroxy-7-methoxy-6-methyl-2-phenyl-4H-1-benzopyran-4-one | HMDB | | 5-Hydroxy-7-methoxy-6-methyl-2-phenyl-4H-chromen-4-one | HMDB | | 5-Hydroxy-7-methoxy-6-methylflavon | HMDB | | 6-Methyltectochrysin | HMDB |
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| Chemical Formula | C17H14O4 |
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| Average Molecular Weight | 282.2907 |
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| Monoisotopic Molecular Weight | 282.089208936 |
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| IUPAC Name | 5-hydroxy-7-methoxy-6-methyl-2-phenyl-4H-chromen-4-one |
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| Traditional Name | 6-methyltectochrysin |
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| CAS Registry Number | 55969-57-8 |
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| SMILES | COC1=CC2=C(C(=O)C=C(O2)C2=CC=CC=C2)C(O)=C1C |
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| InChI Identifier | InChI=1S/C17H14O4/c1-10-13(20-2)9-15-16(17(10)19)12(18)8-14(21-15)11-6-4-3-5-7-11/h3-9,19H,1-2H3 |
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| InChI Key | QXJMWAGIFVRLTO-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as 7-o-methylated flavonoids. These are flavonoids with methoxy groups attached to the C7 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 | 7-O-methylated flavonoids |
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| Alternative Parents | |
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| Substituents | - 7-methoxyflavonoid-skeleton
- 5-hydroxyflavonoid
- Flavone
- Hydroxyflavonoid
- Chromone
- Benzopyran
- 1-benzopyran
- Anisole
- 1-hydroxy-4-unsubstituted benzenoid
- Alkyl aryl ether
- Pyranone
- Monocyclic benzene moiety
- Pyran
- Benzenoid
- Heteroaromatic compound
- Vinylogous acid
- Organoheterocyclic compound
- Oxacycle
- Ether
- 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 | |
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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 | 176 - 179 °C | Not Available | | Boiling Point | Not Available | Not Available | | Water Solubility | 9.68 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. Predicted by Afia on May 17, 2022. | 9.3 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 18.3712 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 0.85 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 2963.7 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 588.0 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 248.2 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 349.5 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 514.5 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 699.1 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 | 896.0 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 162.5 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 1668.6 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 623.6 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 | 1720.5 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 506.8 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 567.3 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 491.4 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 413.9 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 | 54.8 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized |
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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 - 5-Hydroxy-7-methoxy-6-methylflavone GC-MS (Non-derivatized) - 70eV, Positive | splash10-0uxr-0690000000-454578d4b16bdc573aae | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 5-Hydroxy-7-methoxy-6-methylflavone GC-MS (1 TMS) - 70eV, Positive | splash10-0fer-4859000000-e07cdef742d394b23f1f | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 5-Hydroxy-7-methoxy-6-methylflavone 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 - 5-Hydroxy-7-methoxy-6-methylflavone 10V, Positive-QTOF | splash10-001i-0090000000-a06247313e9e96d2adaf | 2015-04-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Hydroxy-7-methoxy-6-methylflavone 20V, Positive-QTOF | splash10-001i-0090000000-0b6cc55ab7a4e5673126 | 2015-04-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Hydroxy-7-methoxy-6-methylflavone 40V, Positive-QTOF | splash10-0uds-3960000000-f181736b117ff211db21 | 2015-04-24 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Hydroxy-7-methoxy-6-methylflavone 10V, Negative-QTOF | splash10-001i-0090000000-ad234c12ad902ccd07e3 | 2015-04-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Hydroxy-7-methoxy-6-methylflavone 20V, Negative-QTOF | splash10-001i-0190000000-b9c130c1cdda4ed07060 | 2015-04-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Hydroxy-7-methoxy-6-methylflavone 40V, Negative-QTOF | splash10-0mmr-5960000000-460243923e5d67fbd690 | 2015-04-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Hydroxy-7-methoxy-6-methylflavone 10V, Positive-QTOF | splash10-001i-0090000000-a1ec03bfb8f05f85967d | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Hydroxy-7-methoxy-6-methylflavone 20V, Positive-QTOF | splash10-001i-0090000000-420a89e3d853567b9a9f | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Hydroxy-7-methoxy-6-methylflavone 40V, Positive-QTOF | splash10-0frf-0190000000-e1f24f0e6945a79d90c3 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Hydroxy-7-methoxy-6-methylflavone 10V, Negative-QTOF | splash10-001i-0090000000-c44152ffeae3c0a6087e | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Hydroxy-7-methoxy-6-methylflavone 20V, Negative-QTOF | splash10-00m0-0090000000-51c02e9c4bd546320b35 | 2021-09-22 | Wishart Lab | View Spectrum |
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