1,1-dimethylethyl 13-cyclohexyl-3-(methyloxy)-6-(tributylstannanyl)-7H-indolo[2,1-a][2]benzazepine-10-carboxylate 、
methyl 5-iodo-1-(1-methylethyl)-3-methyl-1H-pyrazole-4-carboxylate 在
bis-triphenylphosphine-palladium(II) chloride 作用下,
以
1,4-二氧六环 为溶剂,
反应 1.0h,
以30%的产率得到13-cyclohexyl-3-methoxy-6-[4-(methoxycarbonyl)-1-(1-methylethyl)-3-methyl-1H-pyrazol-5-yl]-7H-indolo[2,1-a][2]benzazepine-10-carboxylic acid 1,1-dimethylethyl ester