CAS: 50-14-6
Synonyms: Calciferol; Ergocalciferol; Oleovitamin D2; 9,10-Secoergosta-5,7,10,22-tetraen-3-ol
Molecular formula: C28H44O
Molecular weight : 396.65
Assay: 97.0%-103.0%
Quality Standards: USP30
Ergocalciferol contains not less than 97.0 percent and not more than 103.0 percent of C19H19N7O6.
Characteristic: White crystals.
Melting point: 115-119°C
alpha: 82° (c=3, in acetone 25°C)
Water solubility: At 26 ℃, solubility in ethanol is 28 g/100ml, in acetone is 25 g/100ml. Ether -soluble, do not dissolve in water.
Function and Usage: Ergocalciferol is one major form of vitamin D which can prevent and treat osteoporosis and rickets.It also has a part in cancer prevention,at least for colon cancer.
