22-Dihydroergocalciferol
22-Dihydroergocalciferol is a form of vitamin D, also known as vitamin D4.[2] It has the systematic name (5Z,7E)-(3S)-9,10-seco-5,7,10(19)-ergostatrien-3-ol.[1]
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| Names | |
|---|---|
| IUPAC name
(1S,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-1-[(2R,5S)-5,6-dimethylhept-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol | |
| Other names
(5Z,7E)-(3S)-9,10-seco-5,7,10(19)-ergostatrien-3-ol (24S)-Methylcalciol 22,23-Dihydroercalciol[1] Vitamin D4 | |
| Identifiers | |
3D model (JSmol) |
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| ChEBI | |
| ChemSpider | |
| ECHA InfoCard | 100.007.389  |
PubChem CID |
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| UNII | |
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| Properties | |
| C28H46O | |
| Molar mass | 398.66 g/mol |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
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| Infobox references | |
Vitamin D4 is found in certain mushrooms, being produced from ergosta-5,7-dienol (22,23-dihydroergosterol) instead of ergosterol.[3]
See also
- Forms of vitamin D, the five known forms of vitamin D
- Hypervitaminosis D, vitamin D poisoning
- Lumisterol, a constituent of vitamin D1
References
- Nomenclature of Vitamin D Archived 2017-08-23 at the Wayback Machine, IUPAC
- Definition of dihydroergocalciferol
- Phillips KM, Horst RL, Koszewski NJ, Simon RR (2012). "Vitamin d(4) in mushrooms". PLoS ONE. 7 (8): e40702. doi:10.1371/journal.pone.0040702. PMC 3411670. PMID 22870201.
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