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Fluticasone Impurity 3

Fluticasone Impurity 3

Product Description
CAT No.
ALN-F016026
CAS No.
192191-51-8
Mol. F.
C49H60F4O10S2
Mol. Wt.
949.1
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Chemical Name : (6S,6’S,8S,8’S,9R,9’R,10S,10’S,11S,11’S,13S,13’S,14S,14’S,16R,16’R,17R,17’R)-((methylenebis(sulfanediyl))bis(carbonyl))bis(6,9-difluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17,17-diyl) dipropionate ; Androsta-​1,​4-​diene-​17-​carbothioic acid, 6,​9-​difluoro-​11-​hydroxy-​16-​methyl-​3-​oxo-​17-​(1-​oxopropoxy)​-​, S,​S’-​methylene ester, (6α,​11β,​16α,​17α)​-​(6’α,​11’β,​16’α,​17’α)​- (9CI)
Smiles : O=C([C@]([C@]([C@@]1([H])C2)(C[C@H](O)[C@](F)([C@]3(C=C4)C)[C@@]1([H])C[C@H](F)C3=CC4=O)C)([C@@H]2C)OC(CC)=O)SCSC([C@]([C@]([C@@]5([H])C6)(C[C@H](O)[C@](F)([C@]7(C=C8)C)[C@@]5([H])C[C@H](F)C7=CC8=O)C)([C@@H]6C)OC(CC)=O)=O
Inchi : InChI=1S/C30H22N4O3/c31-29(36)33-24-13-5-1-9-19(24)17-23(21-11-3-7-15-26(21)33)32-30(37)34-25-14-6-2-10-20(25)18-28(35)22-12-4-8-16-27(22)34/h1-17H,18H2,(H2,31,36)(H,32,37)

Characterisation of impurities in bulk drug batches of fluticasone propionate using directly coupled HPLCu2013NMR spectroscopy and HPLCu2013MS

Nisha Mistry a , Ismail M. Ismail b , Marco S. Smith c , Jeremy K. Nicholson d , John C. LindonnJournal of Pharmaceutical and Biomedical Analysis 16 (1997) 697u2013705

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