Vitamin D2 is easily soluble in ethanol (1:2), diethyl ether (1:2), acetone (1:10) and chloroform (1:0.7), and is insoluble in water. Reduced activity in the presence of oxygen or light. The clinical drug is a fat-soluble vitamin, which promotes the absorption of calcium and phosphorus in the intestine and helps bone calcification. It is clinically used for the prevention and treatment of children and osteomalacia in adults. It can be transformed from wheat glycol by ultraviolet light irradiation.
Properties | |
Molecular Weight | 396.65 |
Physical Description | White needle crystal or crystalline powder, odorless and tasteless. |
Purity | ≥98.0% |
Storage Condition | 2-8 ° C |
Molecular Formula | C 2 8 H 4 4 O |