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 02:55:53 UTC |
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Update Date | 2022-03-07 02:56:56 UTC |
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HMDB ID | HMDB0041260 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | ent-Epicatechin-(4alpha->8)-ent-epicatechin 3,3'-digallate |
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Description | ent-Epicatechin-(4alpha->8)-ent-epicatechin 3,3'-digallate 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-Epicatechin-(4alpha->8)-ent-epicatechin 3,3'-digallate has been detected, but not quantified in, fruits. This could make ent-epicatechin-(4alpha->8)-ent-epicatechin 3,3'-digallate a potential biomarker for the consumption of these foods. Based on a literature review very few articles have been published on ent-Epicatechin-(4alpha->8)-ent-epicatechin 3,3'-digallate. |
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Structure | OC1=CC(O)=C2C(C(OC(=O)C3=CC(O)=C(O)C(O)=C3)C(OC2=C1)C1=CC=C(O)C(O)=C1)C1=C2OC(C(CC2=C(O)C=C1O)OC(=O)C1=CC(O)=C(O)C(O)=C1)C1=CC=C(O)C(O)=C1 InChI=1S/C44H34O20/c45-19-11-26(51)34-32(12-19)61-40(16-2-4-22(47)25(50)6-16)42(64-44(60)18-9-30(55)38(58)31(56)10-18)36(34)35-27(52)14-23(48)20-13-33(62-43(59)17-7-28(53)37(57)29(54)8-17)39(63-41(20)35)15-1-3-21(46)24(49)5-15/h1-12,14,33,36,39-40,42,45-58H,13H2 |
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Synonyms | Value | Source |
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ent-Epicatechin-(4a->8)-ent-epicatechin 3,3'-digallate | Generator | ent-Epicatechin-(4a->8)-ent-epicatechin 3,3'-digallic acid | Generator | ent-Epicatechin-(4alpha->8)-ent-epicatechin 3,3'-digallic acid | Generator | ent-Epicatechin-(4α->8)-ent-epicatechin 3,3'-digallate | Generator | ent-Epicatechin-(4α->8)-ent-epicatechin 3,3'-digallic acid | Generator | 2-(3,4-Dihydroxyphenyl)-8-[2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3-(3,4,5-trihydroxybenzoyloxy)-3,4-dihydro-2H-1-benzopyran-4-yl]-5,7-dihydroxy-3,4-dihydro-2H-1-benzopyran-3-yl 3,4,5-trihydroxybenzoic acid | HMDB |
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Chemical Formula | C44H34O20 |
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Average Molecular Weight | 882.7288 |
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Monoisotopic Molecular Weight | 882.164343528 |
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IUPAC Name | 2-(3,4-dihydroxyphenyl)-4-[2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3-(3,4,5-trihydroxybenzoyloxy)-3,4-dihydro-2H-1-benzopyran-8-yl]-5,7-dihydroxy-3,4-dihydro-2H-1-benzopyran-3-yl 3,4,5-trihydroxybenzoate |
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Traditional Name | 2-(3,4-dihydroxyphenyl)-4-[2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3-(3,4,5-trihydroxybenzoyloxy)-3,4-dihydro-2H-1-benzopyran-8-yl]-5,7-dihydroxy-3,4-dihydro-2H-1-benzopyran-3-yl 3,4,5-trihydroxybenzoate |
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CAS Registry Number | Not Available |
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SMILES | OC1=CC(O)=C2C(C(OC(=O)C3=CC(O)=C(O)C(O)=C3)C(OC2=C1)C1=CC=C(O)C(O)=C1)C1=C2OC(C(CC2=C(O)C=C1O)OC(=O)C1=CC(O)=C(O)C(O)=C1)C1=CC=C(O)C(O)=C1 |
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InChI Identifier | InChI=1S/C44H34O20/c45-19-11-26(51)34-32(12-19)61-40(16-2-4-22(47)25(50)6-16)42(64-44(60)18-9-30(55)38(58)31(56)10-18)36(34)35-27(52)14-23(48)20-13-33(62-43(59)17-7-28(53)37(57)29(54)8-17)39(63-41(20)35)15-1-3-21(46)24(49)5-15/h1-12,14,33,36,39-40,42,45-58H,13H2 |
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InChI Key | KTLUHRSHFRODPS-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 | |
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Substituents | - B-type proanthocyanidin
- Proanthocyanidin
- Bi- and polyflavonoid skeleton
- Catechin gallate
- Catechin
- Hydroxyflavonoid
- Flavan-3-ol
- 3'-hydroxyflavonoid
- 7-hydroxyflavonoid
- 5-hydroxyflavonoid
- 4'-hydroxyflavonoid
- Flavan
- Galloyl ester
- Gallic acid or derivatives
- M-hydroxybenzoic acid ester
- P-hydroxybenzoic acid ester
- P-hydroxybenzoic acid alkyl ester
- Benzoate ester
- Chromane
- Benzopyran
- 1-benzopyran
- Benzenetriol
- Benzoic acid or derivatives
- Pyrogallol derivative
- Benzoyl
- Catechol
- Alkyl aryl ether
- Phenol
- 1-hydroxy-4-unsubstituted benzenoid
- 1-hydroxy-2-unsubstituted benzenoid
- Dicarboxylic acid or derivatives
- Benzenoid
- Monocyclic benzene moiety
- Carboxylic acid ester
- Polyol
- Ether
- Carboxylic acid derivative
- Oxacycle
- Organoheterocyclic compound
- Organic oxide
- Organic oxygen compound
- Hydrocarbon derivative
- 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 - ent-Epicatechin-(4alpha->8)-ent-epicatechin 3,3'-digallate 10V, Positive-QTOF | splash10-0h0r-0500190450-d11eccb5e558c07b970b | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epicatechin-(4alpha->8)-ent-epicatechin 3,3'-digallate 20V, Positive-QTOF | splash10-0f6x-0962380220-34fc46bcabfbeb96dc0b | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epicatechin-(4alpha->8)-ent-epicatechin 3,3'-digallate 40V, Positive-QTOF | splash10-0pbc-0891120000-d725409bf99dc984a080 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epicatechin-(4alpha->8)-ent-epicatechin 3,3'-digallate 10V, Negative-QTOF | splash10-001i-0300000390-e9144192a39bea51dd60 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epicatechin-(4alpha->8)-ent-epicatechin 3,3'-digallate 20V, Negative-QTOF | splash10-0v00-0912300680-cb1075d8651ccc53db0d | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epicatechin-(4alpha->8)-ent-epicatechin 3,3'-digallate 40V, Negative-QTOF | splash10-0fvi-0900101210-46a80cb76b3960bf5a11 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epicatechin-(4alpha->8)-ent-epicatechin 3,3'-digallate 10V, Positive-QTOF | splash10-02ai-0100003980-43ce8ef4caabdf963579 | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epicatechin-(4alpha->8)-ent-epicatechin 3,3'-digallate 20V, Positive-QTOF | splash10-003u-0210311390-530307e1a46cd4e3d7c4 | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epicatechin-(4alpha->8)-ent-epicatechin 3,3'-digallate 40V, Positive-QTOF | splash10-05rr-0400040590-7b1370f207f6cbff3c2c | 2021-09-23 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epicatechin-(4alpha->8)-ent-epicatechin 3,3'-digallate 10V, Negative-QTOF | splash10-0043-0090600580-bda7af02a32c22ca6e1e | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epicatechin-(4alpha->8)-ent-epicatechin 3,3'-digallate 20V, Negative-QTOF | splash10-03di-0200000690-3409a8495fb4fdaf7304 | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - ent-Epicatechin-(4alpha->8)-ent-epicatechin 3,3'-digallate 40V, Negative-QTOF | splash10-004i-1900000360-9b9ea0ecf9a2af888ffc | 2021-09-24 | Wishart Lab | View Spectrum |
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