| Record Information |
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| Version | 2.0 |
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| Created at | 2022-03-17 21:01:30 UTC |
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| Updated at | 2026-02-23 20:01:13 UTC |
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| NP-MRD ID | NP0048744 |
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| Natural Product DOI | https://doi.org/10.57994/8068 |
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| Secondary Accession Numbers | None |
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| Natural Product Identification |
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| Common Name | Quercetin 3,4'-diglucoside |
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| Description | Quercetin 3,4'-diglucoside belongs to the class of organic compounds known as flavonoid-3-o-glycosides. These are phenolic compounds containing a flavonoid moiety which is O-glycosidically linked to carbohydrate moiety at the C3-position. Quercetin 3,4'-diglucoside is an extremely weak basic (essentially neutral) compound (based on its pKa). Outside of the human body, Quercetin 3,4'-diglucoside is found, on average, in the highest concentration within shallots and garden onion (var.). Quercetin 3,4'-diglucoside has also been detected, but not quantified in, a few different foods, such as garden onions, grapes, and onion-family vegetables. This could make quercetin 3,4'-diglucoside a potential biomarker for the consumption of these foods. Quercetin 3,4'-diglucoside is found in Allium tuberosum , Allium victorialis, Crambe tataria, Crocus antalyensis, Sisymbrium gilliesii and Vitis sp.. Quercetin 3,4'-diglucoside was first documented in 1999 (PMID: 10444863). Quercetin 3,4'-diglucoside is a flavonol glycoside found in onions (Allium cepa) and in horse chestnut seeds (Aesculus hippocastanum). |
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| Structure | OCC1OC(OC2=C(O)C=C(C=C2)C2=C(OC3OC(CO)C(O)C(O)C3O)C(=O)C3=C(O)C=C(O)C=C3O2)C(O)C(O)C1O InChI=1S/C27H30O17/c28-6-14-17(33)20(36)22(38)26(42-14)41-12-2-1-8(3-10(12)31)24-25(19(35)16-11(32)4-9(30)5-13(16)40-24)44-27-23(39)21(37)18(34)15(7-29)43-27/h1-5,14-15,17-18,20-23,26-34,36-39H,6-7H2 |
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| Synonyms | | Value | Source |
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| Quercetin 3,4'-O-diglucoside | HMDB |
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| Chemical Formula | C27H30O17 |
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| Average Mass | 626.5169 Da |
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| Monoisotopic Mass | 626.14830 Da |
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| IUPAC Name | 5,7-dihydroxy-2-(3-hydroxy-4-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}phenyl)-3-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-4H-chromen-4-one |
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| Traditional Name | 5,7-dihydroxy-2-(3-hydroxy-4-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}phenyl)-3-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}chromen-4-one |
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| CAS Registry Number | 29125-80-2 |
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| SMILES | OCC1OC(OC2=C(O)C=C(C=C2)C2=C(OC3OC(CO)C(O)C(O)C3O)C(=O)C3=C(O)C=C(O)C=C3O2)C(O)C(O)C1O |
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| InChI Identifier | InChI=1S/C27H30O17/c28-6-14-17(33)20(36)22(38)26(42-14)41-12-2-1-8(3-10(12)31)24-25(19(35)16-11(32)4-9(30)5-13(16)40-24)44-27-23(39)21(37)18(34)15(7-29)43-27/h1-5,14-15,17-18,20-23,26-34,36-39H,6-7H2 |
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| InChI Key | RPVIQWDFJPYNJM-UHFFFAOYSA-N |
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| Experimental Spectra |
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| | Spectrum Type | Description | Depositor Email | Depositor Organization | Depositor | Deposition Date | View |
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| | Predicted Spectra |
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| Not Available | | Chemical Shift Submissions |
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| Not Available | | Species |
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| Species of Origin | |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as flavonoid-3-o-glycosides. These are phenolic compounds containing a flavonoid moiety which is O-glycosidically linked to carbohydrate moiety at the C3-position. |
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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 | Flavonoid glycosides |
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| Direct Parent | Flavonoid-3-O-glycosides |
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| Alternative Parents | |
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| Substituents | - Flavonoid-3-o-glycoside
- Hydroxyflavonoid
- Flavone
- 7-hydroxyflavonoid
- 5-hydroxyflavonoid
- 3'-hydroxyflavonoid
- Phenolic glycoside
- O-glycosyl compound
- Glycosyl compound
- Chromone
- Benzopyran
- 1-benzopyran
- Phenoxy compound
- Phenol ether
- 1-hydroxy-4-unsubstituted benzenoid
- 1-hydroxy-2-unsubstituted benzenoid
- Phenol
- Pyranone
- Monocyclic benzene moiety
- Oxane
- Benzenoid
- Monosaccharide
- Pyran
- Vinylogous acid
- Heteroaromatic compound
- Secondary alcohol
- Acetal
- Oxacycle
- Organoheterocyclic compound
- Polyol
- Organic oxide
- Alcohol
- Hydrocarbon derivative
- Primary 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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| Physical Properties |
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| State | Not Available |
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| Experimental 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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| Predicted Properties | |
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