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CAS number： 2392-39-4
Molecular formula：
molecular weight：
Chemical structure：
| Product |
DEXAMETHASONE SODIUM PHOSPHATE |
|
|
Shelf Life |
3 years |
|
|
Item |
Specification |
Result |
|
CHARACTER |
WHITE OR ALMOST WHITE POWDER |
ALMOST WHITE POWDER |
| IDENTIFICATION |
（1）COMPLIES BY IR |
CONFORMS |
| （2）COMPLIES BY TLC | CONFORMS | |
| TEST | ||
| APPEARANCE OF SOLUTION | CLEAR AND NOT MORE INTENSELY COLURED THAN REFERENCE SOLUTION B7 | CONFORMS |
|
PH |
7.5 TO 9.5 | 8.2 |
| SPECIFIC ROTATION | +75° TO +83° | +79.8° |
|
RELATED SUBSTANCES |
||
| CHROMATOGRAPHIC PURITY |
PRINCIPAL IMPURITY ≤0.5% |
0.09% |
| TOTAL IMPURITIES ≤1.0% | 0.45% | |
|
INORGANIC PHOSPHATES |
≤1.0% | ＜1.0% |
| RESIDUAL SOLVENT | ETHANOL ≤5000ppm | NOT DETECTED |
| ETHANOL AND WATER | ≤13.0% | 4.1% |
| ASSAY |
CONTAINS 97.0% TO 103.0% OF C22H28FNa2O8P CALCULATED WITH ANHYDROUS ETHANOL-FREE |
100.6% |
| CONCLUSION: THE PRODUCT CONFORMS TO CORPORATION STANDARD 2 (EP5-EP6/BP2005-BP2010)AND CUSTOMER STANDARD. | ||