化学名称: 2-((10S,13S,16S,17R)-17-Hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl dihydrogen phosphate
微笑: O=C1C=C[C@@]2(C)C(CCC3C2=CC[C@@]4(C)C3C[C@H](C)[C@]4(O)C(COP(O)(O)=O)=O)=C1
印地语: InChI=1S/C22H29O8P/c1-12-8-16-15-5-4-13-9-14(23)6-7-19(13,2)22(15)18(30-22)10-20(16,3)21(12,25)17(24)11-29-31(26,27)28/h6-7,9,12,15-16,18,25H,4-5,8,10-11H2,1-3H3,(H2,26,27,28)/t12-,15?,16?,18+,19-,20-,21-,22-/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