((3aR)-8t-benzoyloxy-2,2,5c,12-tetramethyl-11-oxo-(3ar,6at,7at,9at,12at,12bc,13atO1)-decahydro-[1,3]dioxolo[3''',4''':3'',4'']pyrano[3'',2'':5',6'][1,4]dioxino[2',3':5,6]benzo[1,2-d]oxazol-9c-yl)-methyl-carbamic acid benzyl ester 在
palladium on activated charcoal
氢气 作用下,
以
异丙醇 为溶剂,
生成 (3aR)-8c-hydroxy-2,2,5c,12-tetramethyl-9t-methylamino-(3ar,6at,7ac,9ac,12ac,12bt,13atO1)-octahydro-[1,3]dioxolo[3''',4''':3'',4'']pyrano[3'',2'':5',6'][1,4]dioxino[2',3':5,6]benzo[1,2-d]oxazol-11-one