tert-butyl 3-amino-2,2-dimethylpyrrolidine-1-carboxylate 、 6-chloro-2-methyl-3-(1-methyl-1H-imidazol-4-yl)pyridine 在
palladium diacetate 、
sodium t-butanolate 、
2-二环己基磷-2',6'-二异丙氧基-1,1'-联苯 作用下,
以
2-甲基-2-丁醇 为溶剂,
以35 %的产率得到tert-butyl (3R)-2,2-dimethyl-3-{[6-methyl-5-(1-methyl-1H-imidazol-4-yl)pyridin-2-yl]amino}pyrrolidine-1-carboxylate