Dexamethasone

Dexamethasone Sodium Phosphate Impurity A Dexamethasone Sodium Phosphate  Impurity A :

(11β,16α)-9-Fluoro-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione; 16α-Methyl-9α-fluoroprednisolone; CAS : 50-02-2 ; C22H29FO5 ; Mol. Wt.: 392.47 g/mol ;
Dexamethasone Sodium Phosphate Impurity B Dexamethasone Sodium Phosphate  Impurity B :

9-fluoro-11b,17-dihydroxy-16b-methyl-3,20-dioxopregna-1,4-dien-21-yl  dihydrogen phosphate Disodium Salt ; CAS : 2392-39-4 ; C22H28FNa2O8P; Mol. Wt.: 516.41 g/mol  ;