bicyclo[3.1.0]hexan-3-yl 4-methylbenzenesulfonate 、 2-(3,3-diethylazetidin-1-yl)-5-ethyl-N-(7-fluoroindolin-5-yl)oxazole-4-carboxamide 在
三乙胺 作用下,
以
乙腈 为溶剂,
以30 %的产率得到N-(1-(bicyclo[3.1.0]hexan-3-yl)-7-fluoroindolin-5-yl)-2-(3,3-diethylazetidin-1-yl)-5-ethyloxazole-4-carboxamide