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Beschreibung

Category: Chiral Reagents, Impurities, Pharmaceuticals, Intermediates and Fine Chemicals /// Appearance: Off-White to Pale Yellow Solid /// Application Notes: 5,6-trans-Vitamin D3 (Cholecalciferol EP Impurity A) is the major photoisomer of Vitamin D3 analog, as an impurity. /// References: Bikle, D., et al.: Biochemistry, 25, 1545 (1986), Webb, A., et al.: J. Clin. Endocrinol. Metab., 68, 882 (1989), Baran, D., et al.: J. Cell Biochem., 50, 124 (1992), Tian, X., et al.: J. Biol. Chem., 268, 14888 (1993), XXX