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Name: Ergocalciferol
C.A.S# :
50-14-6
Synonyms:
Calciferol; Ergocalciferol;
Oleovitamin D2; 9,10-Secoergosta-5,7,10,22-tetraen-3-ol
Molecular Structure:
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. |
