タイトルまたは説明

Vitamin D2,  Ergocalciferol

C.A.S# : ******6

Synonyms: Calciferol; Ergocalciferol; Oleovitamin D2; 9,**-Secoergosta*5,7,*0,**-tetraen**-ol

Molecular formula: C*8H*4O

Molecular weight :  **6.*5

Assay:  *7.0%***3.0%

Quality Standards: USP*0

Ergocalciferol contains not less than *7.0 percent and not more than **3.0 percent of C*9H*9N7O6.

Characteristic: White crystals.

Melting point:  ******9°C

alpha:  *2° (c=3, in acetone *5°C)

Water solubility: At *6 â„ƒ, solubility in ethanol is *8 g/**0ml, in acetone is *5 g/**0ml. 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. 

Vitamin D2,  Ergocalciferol

C.A.S# : ******6

Synonyms: Calciferol; Ergocalciferol; Oleovitamin D2; 9,**-Secoergosta*5,7,*0,**-tetraen**-ol

Molecular formula: C*8H*4O

Molecular weight :  **6.*5

Assay:  *7.0%***3.0%

Quality Standards: USP*0

Ergocalciferol contains not less than *7.0 percent and not more than **3.0 percent of C*9H*9N7O6.

Characteristic: White crystals.

Melting point:  ******9°C

alpha:  *2° (c=3, in acetone *5°C)

Water solubility: At *6 â„ƒ, solubility in ethanol is *8 g/**0ml, in acetone is *5 g/**0ml. 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.