(3R)-3-[(1R,3aR,4E,7aR)- 4-[(2Z)-2-[(3R,5R)-3,5- Dihydroxy-2-methylene-cyclohexylidene]ethylidene] -7a-methyl-2,3,3a,5,6,7-hexahydro-1H -inden-1-yl]butanoic acid
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Calcitroic acid (1α-hydroxy-23-carboxy-24,25,26,27-tetranorvitamin D3) is a metabolite of 1α,25-dihydroxyvitamin D3 (calcitriol). Its formation is catalyzed by the enzyme calcitriol 24-hydroxylase. Calcitroic acid is soluble in water and excreted in bile.
- Sakaki T, Kagawa N, Yamamoto K, Inouye K (January 2005). "Metabolism of vitamin D3 by cytochromes P450". Front. Biosci. 10: 119–34. doi:10.2741/1514. PMID 15574355.
- Ross AC, Caballero B, Cousins RJ, Tucker KL, Ziegler TR. Modern nutrition in health and disease. 11. ed, Baltimore: Lippincott Williams & Wilkins 2014.
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