6-bromo-3-(2,6-dibenzyloxy-3-pyridyl)-1-methylindazole 、
tert-butyl N-(5-azaspiro[3.5]nonan-8-yl)carbamate 在
methanesulfonato(2-bis(3,5-di(trifluoromethyl)phenylphosphino)-3,6-dimethoxy-2',6'-bis(dimethylamino)-1,1'-biphenyl)(2'-methylamino-1,1'-biphenyl-2-yl)palladium(II) 、
sodium t-butanolate 作用下,
以76 %的产率得到tert-butyl N-[5-[3-(2,6-dibenzyloxy-3-pyridyl)-1-methylindazol-6-yl]-5-azaspiro[3.5]nonan-8-yl]carbamate