boron trichloride-dimethyl sulfide 、
(3aR,4R,5R,6R,7aS)-2-(azetidin-1-yl)-4,5-bis(benzyloxy)-6-((benzyloxy)methyl)-3a,4,5,6,7,7a-hexahydrobenzo[d]thiazole 在
silica gel 、
氨 、
methanol-dichloromethane 作用下,
以afforded the title compound as an off-white solid (0.052 g, 48%)的产率得到(3aR,4R,5R,6R,7aS)-2-(azetidin-1-yl)-6-(hydroxymethyl)-3a,4,5,6,7,7a-hexahydrobenzo[d]thiazole-4,5-diol