(5R,8R,9S,11R,13aS)-5-benzyl-9-(tert-butyldimethylsilyloxy)-8-methyl-11-((S)-1-methyl-6-oxoheptyl)-decahydro-12-oxa-3a,6-diazacyclopentacyclododecene-4,7,13-trione 在
四丁基氟化铵 作用下,
以
四氢呋喃 为溶剂,
以75%的产率得到(5R,8R,9S,11R,13aS)-5-benzyl-9-hydroxy-8-methyl-11-((S)-1-methyl-6-oxo-heptyl)-decahydro-12-oxa-3a,6-diazacyclopentacyclododecene-4,7,13-trione