Record Information |
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Version | 5.0 |
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Status | Expected but not Quantified |
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Creation Date | 2021-09-24 10:26:18 UTC |
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Update Date | 2021-09-24 10:26:18 UTC |
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HMDB ID | HMDB0304524 |
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Secondary Accession Numbers | None |
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Metabolite Identification |
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Common Name | ubiquinone-8 |
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Description | Ubiquinone-8, also known as coenzyme q8 or coq8, is a member of the class of compounds known as ubiquinones. Ubiquinones are coenzyme Q derivatives containing a 5, 6-dimethoxy-3-methyl(1,4-benzoquinone) moiety to which an isoprenyl group is attached at ring position 2(or 6). Thus, ubiquinone-8 is considered to be a quinone lipid molecule. Ubiquinone-8 is practically insoluble (in water) and an extremely weak basic (essentially neutral) compound (based on its pKa). Ubiquinone-8 can be found in a number of food items such as kumquat, celery leaves, hazelnut, and jicama, which makes ubiquinone-8 a potential biomarker for the consumption of these food products. Ubiquinone-8 may be a unique E.coli metabolite. |
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Structure | COC1=C(OC)C(=O)C(C\C=C(/C)CC\C=C(/C)CC\C=C(/C)CC\C=C(/C)CC\C=C(/C)CC\C=C(/C)CC\C=C(/C)CCC=C(C)C)=C(C)C1=O InChI=1S/C49H74O4/c1-36(2)20-13-21-37(3)22-14-23-38(4)24-15-25-39(5)26-16-27-40(6)28-17-29-41(7)30-18-31-42(8)32-19-33-43(9)34-35-45-44(10)46(50)48(52-11)49(53-12)47(45)51/h20,22,24,26,28,30,32,34H,13-19,21,23,25,27,29,31,33,35H2,1-12H3/b37-22+,38-24+,39-26+,40-28+,41-30+,42-32+,43-34+ |
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Synonyms | Value | Source |
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Coenzyme Q8 | ChEBI | Coenzyme-Q8 | ChEBI | COQ8 | ChEBI | Ubiquinone 8 | ChEBI | Ubiquinone(8) | ChEBI | Ubiquinone 40 | MeSH | Ubiquinone Q8 | MeSH |
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Chemical Formula | C49H74O4 |
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Average Molecular Weight | 727.1095 |
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Monoisotopic Molecular Weight | 726.558710856 |
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IUPAC Name | 2,3-dimethoxy-5-methyl-6-[(2E,6E,10E,14E,18E,22E,26E)-3,7,11,15,19,23,27,31-octamethyldotriaconta-2,6,10,14,18,22,26,30-octaen-1-yl]cyclohexa-2,5-diene-1,4-dione |
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Traditional Name | ubiquinone 8 |
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CAS Registry Number | Not Available |
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SMILES | COC1=C(OC)C(=O)C(C\C=C(/C)CC\C=C(/C)CC\C=C(/C)CC\C=C(/C)CC\C=C(/C)CC\C=C(/C)CC\C=C(/C)CCC=C(C)C)=C(C)C1=O |
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InChI Identifier | InChI=1S/C49H74O4/c1-36(2)20-13-21-37(3)22-14-23-38(4)24-15-25-39(5)26-16-27-40(6)28-17-29-41(7)30-18-31-42(8)32-19-33-43(9)34-35-45-44(10)46(50)48(52-11)49(53-12)47(45)51/h20,22,24,26,28,30,32,34H,13-19,21,23,25,27,29,31,33,35H2,1-12H3/b37-22+,38-24+,39-26+,40-28+,41-30+,42-32+,43-34+ |
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InChI Key | ICFIZJQGJAJRSU-SGHXUWJISA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as ubiquinones. These are coenzyme Q derivatives containing a 5, 6-dimethoxy-3-methyl(1,4-benzoquinone) moiety to which an isoprenyl group is attached at ring position 2(or 6). |
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Kingdom | Organic compounds |
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Super Class | Lipids and lipid-like molecules |
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Class | Prenol lipids |
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Sub Class | Quinone and hydroquinone lipids |
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Direct Parent | Ubiquinones |
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Alternative Parents | |
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Substituents | - Polyterpenoid
- Polyprenylbenzoquinone
- Ubiquinone skeleton
- Quinone
- P-benzoquinone
- Vinylogous ester
- Cyclic ketone
- Ketone
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Organooxygen compound
- Carbonyl group
- Aliphatic homomonocyclic compound
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Molecular Framework | Aliphatic homomonocyclic 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 | |
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Role | Not Available |
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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 | | Show more...
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Predicted Chromatographic Properties | Predicted Collision Cross SectionsPredicted Kovats Retention IndicesNot Available | Show more...
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