化学名称: (6a,11b,16b)-21-(Acetyloxy)-6-bromo-9-fluoro-11,17-dihydroxy-16-methylpregna-1,4-diene-3,20-dione
微笑: C[C@@]12[C@](C(COC(C)=O)=O)(O)[C@@H](C)C[C@@]1([H])[C@]3([H])C[C@H](Br)C4=CC(C=C[C@]4(C)[C@@]3(F)[C@@H](O)C2)=O
印地语: InChI=1S/C23H31FO6/c1-12-9-16-15-6-5-13-10-14(25)7-8-20(13,2)22(15,24)17(26)11-21(16,3)23(12,29)18(27)19(28)30-4/h7-8,10,12,15-17,19,26,28-29H,5-6,9,11H2,1-4H3/t12-,15-,16-,17-,19?,20-,21-,22-,23-/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