Record Information |
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Version | 5.0 |
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Status | Expected but not Quantified |
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Creation Date | 2013-05-17 00:54:54 UTC |
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Update Date | 2022-03-07 03:17:43 UTC |
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HMDB ID | HMDB0060340 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | 15,15'-Dihydroxy-beta-carotene |
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Description | 15,15'-Dihydroxy-beta-carotene, also known as retinal-pinacol, belongs to the class of organic compounds known as xanthophylls. These are carotenoids containing an oxygenated carotene backbone. Carotenes are characterized by the presence of two end-groups (mostly cyclohexene rings, but also cyclopentene rings or acyclic groups) linked by a long branched alkyl chain. Carotenes belonging form a subgroup of the carotenoids family. Xanthophylls arise by oxygenation of the carotene backbone. 15,15'-Dihydroxy-beta-carotene is an extremely weak basic (essentially neutral) compound (based on its pKa). |
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Structure | C\C(\C=C\C1=C(C)CCCC1(C)C)=C/C=C/C(/C)=C/C(O)C(O)\C=C(/C)\C=C\C=C(/C)\C=C\C1=C(C)CCCC1(C)C InChI=1S/C40H58O2/c1-29(21-23-35-33(5)19-13-25-39(35,7)8)15-11-17-31(3)27-37(41)38(42)28-32(4)18-12-16-30(2)22-24-36-34(6)20-14-26-40(36,9)10/h11-12,15-18,21-24,27-28,37-38,41-42H,13-14,19-20,25-26H2,1-10H3/b17-11+,18-12+,23-21+,24-22+,29-15+,30-16+,31-27+,32-28+ |
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Synonyms | Value | Source |
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15,15'-Dihydro-15,15'-dihydroxy-beta,beta-carotene | ChEBI | Retinal-pinacol | ChEBI | 15,15'-Dihydro-15,15'-dihydroxy-b,b-carotene | Generator | 15,15'-Dihydro-15,15'-dihydroxy-β,β-carotene | Generator | 15,15'-Dihydroxy-b-carotene | Generator | 15,15'-Dihydroxy-β-carotene | Generator |
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Chemical Formula | C40H58O2 |
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Average Molecular Weight | 570.8873 |
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Monoisotopic Molecular Weight | 570.4436811 |
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IUPAC Name | (1E,3E,5E,7E,11E,13E,15E,17E)-3,7,12,16-tetramethyl-1,18-bis(2,6,6-trimethylcyclohex-1-en-1-yl)octadeca-1,3,5,7,11,13,15,17-octaene-9,10-diol |
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Traditional Name | (1E,3E,5E,7E,11E,13E,15E,17E)-3,7,12,16-tetramethyl-1,18-bis(2,6,6-trimethylcyclohex-1-en-1-yl)octadeca-1,3,5,7,11,13,15,17-octaene-9,10-diol |
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CAS Registry Number | Not Available |
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SMILES | C\C(\C=C\C1=C(C)CCCC1(C)C)=C/C=C/C(/C)=C/C(O)C(O)\C=C(/C)\C=C\C=C(/C)\C=C\C1=C(C)CCCC1(C)C |
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InChI Identifier | InChI=1S/C40H58O2/c1-29(21-23-35-33(5)19-13-25-39(35,7)8)15-11-17-31(3)27-37(41)38(42)28-32(4)18-12-16-30(2)22-24-36-34(6)20-14-26-40(36,9)10/h11-12,15-18,21-24,27-28,37-38,41-42H,13-14,19-20,25-26H2,1-10H3/b17-11+,18-12+,23-21+,24-22+,29-15+,30-16+,31-27+,32-28+ |
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InChI Key | LAMXZCLZRAUDED-WDJSDFAOSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as xanthophylls. These are carotenoids containing an oxygenated carotene backbone. Carotenes are characterized by the presence of two end-groups (mostly cyclohexene rings, but also cyclopentene rings or acyclic groups) linked by a long branched alkyl chain. Carotenes belonging form a subgroup of the carotenoids family. Xanthophylls arise by oxygenation of the carotene backbone. |
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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 | Tetraterpenoids |
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Direct Parent | Xanthophylls |
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Alternative Parents | |
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Substituents | - Xanthophyll
- Retinoid skeleton
- Fatty alcohol
- Fatty acyl
- Secondary alcohol
- 1,2-diol
- Organic oxygen compound
- Hydrocarbon derivative
- Organooxygen compound
- Alcohol
- 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 | Not Available |
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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 IndicesUnderivatizedDerivatizedDerivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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15,15'-Dihydroxy-beta-carotene,1TMS,isomer #1 | CC1=C(/C=C/C(C)=C/C=C/C(C)=C/C(O)C(/C=C(C)/C=C/C=C(C)/C=C/C2=C(C)CCCC2(C)C)O[Si](C)(C)C)C(C)(C)CCC1 | 4525.9 | Semi standard non polar | 33892256 | 15,15'-Dihydroxy-beta-carotene,2TMS,isomer #1 | CC1=C(/C=C/C(C)=C/C=C/C(C)=C/C(O[Si](C)(C)C)C(/C=C(C)/C=C/C=C(C)/C=C/C2=C(C)CCCC2(C)C)O[Si](C)(C)C)C(C)(C)CCC1 | 4512.2 | Semi standard non polar | 33892256 | 15,15'-Dihydroxy-beta-carotene,1TBDMS,isomer #1 | CC1=C(/C=C/C(C)=C/C=C/C(C)=C/C(O)C(/C=C(C)/C=C/C=C(C)/C=C/C2=C(C)CCCC2(C)C)O[Si](C)(C)C(C)(C)C)C(C)(C)CCC1 | 4735.3 | Semi standard non polar | 33892256 | 15,15'-Dihydroxy-beta-carotene,2TBDMS,isomer #1 | CC1=C(/C=C/C(C)=C/C=C/C(C)=C/C(O[Si](C)(C)C(C)(C)C)C(/C=C(C)/C=C/C=C(C)/C=C/C2=C(C)CCCC2(C)C)O[Si](C)(C)C(C)(C)C)C(C)(C)CCC1 | 4959.1 | Semi standard non polar | 33892256 |
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