Vitamin D2

CAS No.: 50-14-6   Request for quotation
 

Vitamin D2 is used to treat hypoparathyroidism (decreased functioning of the parathyroid glands).

Vitamin D2 is also used to treat rickets (softening of the bones caused by vitamin D deficiency) or low levels of phosphate in the blood (hypophosphatemia).

Vitamin D2 Specification (USP27)

Properties Should be a white needle-shape crystal or white crystallized powder; give out no smell, no taste; be easy to lose activity in air or light.   Standard Packing 500g/bag or per customer request
Identification 1. Dissolve about 0.5mg of vitamin D2 into 5ml chloroform, add 0.3ml acetic anhydride and 0.1ml sulfuric acid, shake and mix vigorously. The mixture is initially produced bright red color, and then rapidly changes violet and finally blue to green.   Inventory Normally we have Vitamin D2, GMP certificated, USDMF in stock
2. The infrared absorption spectroscopy should be in according with spectrum of comparison    
Examination Dissolve 10mg of vitamin D2 into 2ml of 90% ethanol, add 2ml solution of digitalis saponin and incubate for 18 hours. No precipitation or cloud should be observed.   Vitamin D2 physical parameters
Melting Range +115°C ~ +119°C   CAS No: 50-14-6
Specific Rotation +103° ~ +106°   Formula C28H44O
Reducing Substances Light absorption of sample   Molecular Weight 396.65
Ergosterol None   Synonym Calciferol, Ercalciol, Ergosterol irradiated, Irradiated ergosterol
Solubility Freely soluble in alcohol   Structure Vitamin D2
Organic Volatile Impurities Benzene ≤ 2 p p m
Content 97 % ~ 103 %    
Total Microbacterial Count ≤100CFU/g    
Total Yeast & Mould ≤10CFU/g    
Escherichia Coli Presence Absent
Store Condition ≤ 10°C
   
   

 

 
Certificate of Analysis Vitamin D2 COA      
Literature Vitamin D2 literature      
MSDS Vitamin D2 MSDS      
         
 
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Vitamin D2