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 00:12:17 UTC |
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Update Date | 2022-03-07 02:55:57 UTC |
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HMDB ID | HMDB0038857 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | Epicatechin-(4beta->8)-epicatechin-(2beta->7,4beta->8)-catechin |
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Description | Epicatechin-(4beta->8)-epicatechin-(2beta->7,4beta->8)-catechin is an extremely weak basic (essentially neutral) compound (based on its pKa). Outside of the human body, epicatechin-(4beta->8)-epicatechin-(2beta->7,4beta->8)-catechin has been detected, but not quantified in, fruits and lingonberries. This could make epicatechin-(4beta->8)-epicatechin-(2beta->7,4beta->8)-catechin a potential biomarker for the consumption of these foods. |
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Structure | O[C@H]1CC2=C(O[C@@H]1C1=CC=C(O)C(O)=C1)C1=C(O[C@@]3(OC4=C([C@H]1[C@H]3O)C(O)=CC(O)=C4[C@@H]1[C@@H](O)[C@H](OC3=C1C(O)=CC(O)=C3)C1=CC(O)=C(O)C=C1)C1=CC(O)=C(O)C=C1)C=C2O InChI=1S/C45H36O18/c46-18-10-27(54)33-31(11-18)60-41(16-2-5-21(48)25(52)8-16)39(58)37(33)34-28(55)13-29(56)35-38-36-32(62-45(44(38)59,63-43(34)35)17-3-6-22(49)26(53)9-17)14-23(50)19-12-30(57)40(61-42(19)36)15-1-4-20(47)24(51)7-15/h1-11,13-14,30,37-41,44,46-59H,12H2/t30-,37+,38+,39+,40+,41+,44+,45+/m0/s1 |
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Synonyms | Value | Source |
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Epicatechin-(4b->8)-epicatechin-(2b->7,4b->8)-catechin | Generator | Epicatechin-(4β->8)-epicatechin-(2β->7,4β->8)-catechin | Generator |
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Chemical Formula | C45H36O18 |
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Average Molecular Weight | 864.7565 |
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Monoisotopic Molecular Weight | 864.190164348 |
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IUPAC Name | (1R,5R,6S,13R,21R)-5,13-bis(3,4-dihydroxyphenyl)-16-[(2R,3R,4R)-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-3,4-dihydro-2H-1-benzopyran-4-yl]-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15(20),16,18-hexaene-6,9,17,19,21-pentol |
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Traditional Name | (1R,5R,6S,13R,21R)-5,13-bis(3,4-dihydroxyphenyl)-16-[(2R,3R,4R)-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-3,4-dihydro-2H-1-benzopyran-4-yl]-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15(20),16,18-hexaene-6,9,17,19,21-pentol |
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CAS Registry Number | 114637-81-9 |
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SMILES | O[C@H]1CC2=C(O[C@@H]1C1=CC=C(O)C(O)=C1)C1=C(O[C@@]3(OC4=C([C@H]1[C@H]3O)C(O)=CC(O)=C4[C@@H]1[C@@H](O)[C@H](OC3=C1C(O)=CC(O)=C3)C1=CC(O)=C(O)C=C1)C1=CC(O)=C(O)C=C1)C=C2O |
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InChI Identifier | InChI=1S/C45H36O18/c46-18-10-27(54)33-31(11-18)60-41(16-2-5-21(48)25(52)8-16)39(58)37(33)34-28(55)13-29(56)35-38-36-32(62-45(44(38)59,63-43(34)35)17-3-6-22(49)26(53)9-17)14-23(50)19-12-30(57)40(61-42(19)36)15-1-4-20(47)24(51)7-15/h1-11,13-14,30,37-41,44,46-59H,12H2/t30-,37+,38+,39+,40+,41+,44+,45+/m0/s1 |
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InChI Key | SRWJAXVAWDYXPA-ACNGEOCHSA-N |
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Chemical Taxonomy |
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Description | This compound 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 | |
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Substituents | - B-type proanthocyanidin
- A-type proanthocyanidin
- Bi- and polyflavonoid skeleton
- Proanthocyanidin
- Catechin
- Pyranoflavonoid
- 3'-hydroxyflavonoid
- Flavan-3-ol
- 3-hydroxyflavonoid
- 4'-hydroxyflavonoid
- 5-hydroxyflavonoid
- 7-hydroxyflavonoid
- Hydroxyflavonoid
- Flavan
- Pyranochromene
- 1-benzopyran
- Benzopyran
- Chromane
- Catechol
- Alkyl aryl ether
- 1-hydroxy-4-unsubstituted benzenoid
- Ketal
- Phenol
- 1-hydroxy-2-unsubstituted benzenoid
- Benzenoid
- Monocyclic benzene moiety
- Secondary alcohol
- Polyol
- Acetal
- Organoheterocyclic compound
- Oxacycle
- Ether
- Hydrocarbon derivative
- Alcohol
- Organic oxygen compound
- Organooxygen compound
- 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 | 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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| MS/MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Epicatechin-(4beta->8)-epicatechin-(2beta->7,4beta->8)-catechin 10V, Positive-QTOF | splash10-0292-0211003490-5e8202baa406f6e2b809 | 2016-08-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Epicatechin-(4beta->8)-epicatechin-(2beta->7,4beta->8)-catechin 20V, Positive-QTOF | splash10-06r5-0600084940-12702116800f0231763d | 2016-08-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Epicatechin-(4beta->8)-epicatechin-(2beta->7,4beta->8)-catechin 40V, Positive-QTOF | splash10-0a4i-0910020120-eb3715bfc9597cc57ec8 | 2016-08-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Epicatechin-(4beta->8)-epicatechin-(2beta->7,4beta->8)-catechin 10V, Negative-QTOF | splash10-03di-0111000290-14f0e1f3d1b46e11e789 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Epicatechin-(4beta->8)-epicatechin-(2beta->7,4beta->8)-catechin 20V, Negative-QTOF | splash10-0w2j-0920140440-5569684c6657178fce02 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Epicatechin-(4beta->8)-epicatechin-(2beta->7,4beta->8)-catechin 40V, Negative-QTOF | splash10-002r-0950000000-537693c7d834b9dd24ae | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Epicatechin-(4beta->8)-epicatechin-(2beta->7,4beta->8)-catechin 10V, Negative-QTOF | splash10-03di-0000000090-41b280e1fc4a1866093a | 2021-09-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Epicatechin-(4beta->8)-epicatechin-(2beta->7,4beta->8)-catechin 20V, Negative-QTOF | splash10-03di-0000000590-1bf5402cb6770200c938 | 2021-09-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Epicatechin-(4beta->8)-epicatechin-(2beta->7,4beta->8)-catechin 40V, Negative-QTOF | splash10-03g0-0120001940-9eca3ded1c03f84a814d | 2021-09-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Epicatechin-(4beta->8)-epicatechin-(2beta->7,4beta->8)-catechin 10V, Positive-QTOF | splash10-014i-0000000190-5978ab4e7ddf229ec2b6 | 2021-09-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Epicatechin-(4beta->8)-epicatechin-(2beta->7,4beta->8)-catechin 20V, Positive-QTOF | splash10-014l-0200020890-ade1fcf049b10b7c9d51 | 2021-09-25 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Epicatechin-(4beta->8)-epicatechin-(2beta->7,4beta->8)-catechin 40V, Positive-QTOF | splash10-05fr-1920000560-2ba5b1ad52b9f8eefac5 | 2021-09-25 | Wishart Lab | View Spectrum |
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