4-[2-(4,4-difluoro-piperidine-1-carbonyl)-1-methyl-1H-indol-5-yloxy]-1-isopropyl-1-methyl-piperidinium monomethylsulfate 在
lithium hydride 、
乙硫醇 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
反应 1.0h,
以96%的产率得到(4,4-difluoro-piperidin-1-yl)-[5-(1-isopropyl-piperidin-4-yloxy)-1-methyl-1H-indol-2-yl]-methanone