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 17:51:51 UTC |
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Update Date | 2022-03-07 02:53:28 UTC |
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HMDB ID | HMDB0032793 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) |
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Description | ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) belongs to the class of organic compounds known as biflavonoids and polyflavonoids. These are organic compounds containing at least two flavan/flavone units. These units are usually linked through CC or C-O-C bonds. Some examples include C2-O-C3, C2-O-C4, C3'-C3''', and C6-C8''. ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) is an extremely weak basic (essentially neutral) compound (based on its pKa). Outside of the human body, ent-epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) has been detected, but not quantified in, fruits. This could make ent-epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) a potential biomarker for the consumption of these foods. |
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Structure | OC1CC2=C(OC1C1=CC=C(O)C=C1)C1=C(OC3(OC4=C(C1C3OC(=O)C1=CC=C(O)C=C1)C(O)=CC(O)=C4)C1=CC=C(O)C=C1)C=C2O InChI=1S/C37H28O12/c38-20-7-1-17(2-8-20)33-27(44)15-24-25(42)16-29-31(34(24)46-33)32-30-26(43)13-23(41)14-28(30)48-37(49-29,19-5-11-22(40)12-6-19)35(32)47-36(45)18-3-9-21(39)10-4-18/h1-14,16,27,32-33,35,38-44H,15H2 |
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Synonyms | Value | Source |
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ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoate) | Generator | 6,9,17,19-Tetrahydroxy-5,13-bis(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15,17,19-hexaen-21-yl 4-hydroxybenzoic acid | Generator |
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Chemical Formula | C37H28O12 |
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Average Molecular Weight | 664.611 |
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Monoisotopic Molecular Weight | 664.15807636 |
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IUPAC Name | 6,9,17,19-tetrahydroxy-5,13-bis(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15(20),16,18-hexaen-21-yl 4-hydroxybenzoate |
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Traditional Name | 6,9,17,19-tetrahydroxy-5,13-bis(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15(20),16,18-hexaen-21-yl 4-hydroxybenzoate |
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CAS Registry Number | Not Available |
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SMILES | OC1CC2=C(OC1C1=CC=C(O)C=C1)C1=C(OC3(OC4=C(C1C3OC(=O)C1=CC=C(O)C=C1)C(O)=CC(O)=C4)C1=CC=C(O)C=C1)C=C2O |
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InChI Identifier | InChI=1S/C37H28O12/c38-20-7-1-17(2-8-20)33-27(44)15-24-25(42)16-29-31(34(24)46-33)32-30-26(43)13-23(41)14-28(30)48-37(49-29,19-5-11-22(40)12-6-19)35(32)47-36(45)18-3-9-21(39)10-4-18/h1-14,16,27,32-33,35,38-44H,15H2 |
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InChI Key | DQRKXIHYAURKFL-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as biflavonoids and polyflavonoids. These are organic compounds containing at least two flavan/flavone units. These units are usually linked through CC or C-O-C bonds. Some examples include C2-O-C3, C2-O-C4, C3'-C3''', and C6-C8''. |
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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 | Biflavonoids and polyflavonoids |
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Direct Parent | Biflavonoids and polyflavonoids |
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Alternative Parents | Not Available |
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Substituents | Not Available |
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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 | Not Available |
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Experimental Molecular Properties | Property | Value | Reference |
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Melting Point | Not Available | 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 IndicesNot Available |
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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 - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (Non-derivatized) - 70eV, Positive | splash10-00di-3900032000-998291fb13ab2b1860f3 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_1_1) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_1_2) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_1_3) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_1_4) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_1_5) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_1_6) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_1_7) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_2_1) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_2_2) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_2_3) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_2_4) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_2_5) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_2_6) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_2_7) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_2_8) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_2_9) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_2_10) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_2_11) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_2_12) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_2_13) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_2_14) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_2_15) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_2_16) - 70eV, Positive | Not Available | 2021-10-18 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) GC-MS (TMS_2_17) - 70eV, Positive | Not Available | 2021-10-18 | 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 - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) 10V, Positive-QTOF | splash10-01di-0410089000-54708f3bda9a6e07a97a | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) 20V, Positive-QTOF | splash10-00fr-0810094000-f1ac97581a2a12d8f81f | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) 40V, Positive-QTOF | splash10-00di-4902002000-478a7b4297bd182a7eec | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) 10V, Negative-QTOF | splash10-03di-0210039000-ae7e06b15cc15d89ae00 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) 20V, Negative-QTOF | splash10-000i-2901033000-67ff4095a093b82aa5a8 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) 40V, Negative-QTOF | splash10-000l-3911000000-4f058a0ac6bd2a48ac88 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) 10V, Negative-QTOF | splash10-03di-0000009000-d145547343a6bef6c401 | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) 20V, Negative-QTOF | splash10-03di-2100019000-c7f357e3546d8e284437 | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) 40V, Negative-QTOF | splash10-0006-9400031000-d7258cc19664313b92f7 | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) 10V, Positive-QTOF | splash10-014i-0000019000-f23e3d23c6149f8c1720 | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) 20V, Positive-QTOF | splash10-016r-0200096000-476dceb56b53c31f9c4a | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid) 40V, Positive-QTOF | splash10-05fr-3900022000-787e682a97049cad48b5 | 2021-09-24 | Wishart Lab | View Spectrum |
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