betamethasone sodium phosphate

We are betamethasone sodium phosphate CAS:151-73-5 manufacturer and supplier in China, Pls send inquiry of to info@nbinno.com of visit www.nbinno.com our official website should you have any interests

Synonyms:
Betamethasone 21-phosphate disodium
Betamethasone 21-Phosphate Disodium Salt
Betamethasone sodium phosphate
 
Molecular Formula:  C22H28FNa2O8P
Molecular Weight:  516.40500

Boiling point: 669.6ºC at 760 mmHg
Flash point: 358.7ºC
 
Storage conditions: ventilated, low temperature and dry

use:
It is used to treat allergic inflammation of eyes, ears, nose and skin.

Items of Analysis Standard of Analysis Test Results
Appearance White or almost white crystalline powder Almost white crystalline powder
Identification A: IR
B:TLC
C: Positive reaction
Conforms
Specific rotation +99°~+105° +100.3°
Phosphate Ions ≤1.0% Conforms
Free Betamethasone ≤1.0% 0.6%
Water ≤10.0% 8.1%
Residual Solvents Methanol ≤3000ppm 146ppm
Acetone ≤5000ppm 236ppm
Assay 97.0-103.0% 99.35%
Conclusion Conforms to the requirements of USP 41
 


betamethasone sodium phosphate


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