2',3',6',2'',3''-pentakis(methoxyacetyl)-3-[[4-O-[4'',6''-bis[(2-fluorophenyl)carbamoyl]-β-D-glucopyranosyl]-β-D-glucopyranosyl]oxy](3β,5α,25R)spirostan-12-one 在
ammonium hydroxide 作用下,
以
四氢呋喃 为溶剂,
反应 24.0h,
以87.2%的产率得到3-[[4-O-[4'',6''-bis[(2-fluorophenyl)carbamoyl]-β-D-glucopyranosyl]-β-D-glucopyranosyl]oxy](3β,5α,25R)spirostan-12-one