化学名称: (4aS,4bS,5aS,6aS,7R,8S,9aS,9bS)-7-acetyl-7-hydroxy-4a,6a,8-trimethyl-5a,6,6a,7,8,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-2(4aH)-one
微笑: C[C@@]1(C=C2)[C@@]3([C@](CCC1=CC2=O)([H])[C@@](C[C@@H]4C)([H])[C@]5([C@](O)4C(C)=O)C)[C@@](C5)([H])O3
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