((R)-2,2-dimethyl[1,3]dioxolan-4-ylmethyl)hydrazine 在
palladium diacetate 、
caesium carbonate 、 tri tert-butylphosphoniumtetrafluoroborate 作用下,
以
甲醇 、
甲苯 为溶剂,
反应 6.42h,
生成 2-[N'-tert-butoxycarbonyl-N'-((R)-2,2-dimethyl[1,3]dioxolan-4-ylmethyl)hydrazino]-3-(2',4',5'-trifluorobiphenyl-4-yloxymethyl)benzoic acid methyl ester