Dexamethasone Sodium Phosphate - Impurity B (Sodium Salt)

151-73-5

9-Fluoro-11β,17-dihydroxy-16β-methyl-3,20-dioxopregna-1,4-dien-21-yl dihydrogen phosphate; sodium 2-((8S,9R,10S,11S,13S,14S,16S,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl phosphate; 2-((8S,9R,10S,11S,13S,14S,16S,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl dihydrogen phosphate, disodium salt; Betamethasone 21-Phosphate Disodium Salt; (11β,16β)-9-Fluoro-11,17-dihydroxy-16-methyl-21-(phosphonooxy)pregna-1,4-diene-3,20-dione Sodium Salt; 9-Fluoro-11β,17,21-trihydroxy-16β-methylpregna-1,4-diene -3,20-dione 21-(Dihydrogen Phosphate) Sodium Salt; Betnesol; Durabetason; Steronema; Vista-Methasone; Pregna-1,4-diene-3,20-dione, 9-fluoro-11,17-dihydroxy-16-methyl-21-(phosphonooxy)-, Disodium Salt, (11β,16β)-; 9-Fluoro-11β,17,21-trihydroxy-16β-methylpregna-1,4-diene-3,20-dione 21-(Disodium Phosphate) (USP);