On reactions of spirostane sapogenins with benzeneseleninic anhydride
Direct dehydrogenation of spirostane sapogenins with benzeneseleninic anhydride/iodoxybenzene afforded the Δ22 derivatives in low yields. The reactions catalyzed by BF3/Et2O produced the 23-oxo-sapogenins in addition to th
Jastrzbska, Izabella,Dobrogowska, Aneta,Lutostańska, Ewa,Morzycki, Jacek W.
experimental part
p. 5024 - 5029
(2010/08/20)
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