Nome Químico: 9-Fluoro-11β,17,21-trihydroxy-16β-methylpregna-1,4-diene-3,20-dione
Sorrisos: O=C1C=C[C@]2(C)[C@@]3(F)[C@@H](O)C[C@]4(C)[C@](C(CO)=O)(O)[C@@H](C)C[C@@]4([H])[C@]3([H])CCC2=C1
Inchi: InChI=1S/C26H35FO6/c1-4-5-6-22(32)33-25(21(31)15-28)12-10-18-19-8-7-16-13-17(29)9-11-23(16,2)26(19,27)20(30)14-24(18,25)3/h9,11,13,18-20,28,30H,4-8,10,12,14-15H2,1-3H3/t18-,19-,20-,23-,24-,25-,26-/m0/s1
Application of LC–MSn in conjunction with mechanism-based stress studies in the elucidation of drug impurity structure: Rapid identification of a process impurity in betamethasone 17-valerate drug substance
Min Li, Mingxiang Lin, Abu Rustum
Journal of Pharmaceutical and Biomedical Analysis 48 (2008) 1451–1456
Development and Validation of Stability-indicating HPLC Method for Betamethoasone Dipropionate and Related Substances in Topical Formulation
A. s. vairale*, p. sivaswaroop1 and s. bandana
Indian Journal of Pharmaceutical Sciences 74(2):107-15