Dexamethasone Sodium Phosphate EP Impurity B


Chemical Name: 9-fluoro-11B,17-dihydroxy-16B-methyl-3,20-dioxopregna-1,4-dien-21-yl dihydrogen phosphate Disodium salt (as per EP)
Synonym: 4-amino-N-((2S,3R)-3-amino-2-hydroxy-4-phenylbutyl)-N-isobutylbenzenesulfonamide
Smile: O=P([O-])(OCC([C@@]1(O)[C@@H](C)C[C@@]2([H])[C@]3([H])CCC4=CC(C=C[C@]4(C)[C@@]3(F)[C@@H](O)C[C@]12C)=O)=O)[O-].[Na+].[Na+]
CAT No VS-D038002
CAS No 151-73-5
Mol.F. C22H28FO8P : 2Na
Mol.Wt. 470.4 : 2(23.0)
Status Custom Synthesis


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