化学名称: (11β,16β)-9-Fluoro-11,17-dihydroxy-16-methyl-3,20-dioxopregna-1,4-dien-21-al
微笑: F[C@@]1([C@]2(C=C3)C)[C@](CCC2=CC3=O)([H])[C@@](C[C@H](C)[C@]4(O)C(C=O)=O)([H])[C@]4(C)C[C@@H]1O.F[C@@]5([C@]6(C=C7)C)[C@](CCC6=CC7=O)([H])[C@@](C[C@H](C)[C@]8(O)C(C(O)O)=O)([H])[C@]8(C)C[C@@H]5O
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