2-(trimethylsilyl)ethyl 2-amino-5-chlorobenzoate 以
2-(trimethylsilyl)ethyl 2-amino-4-methylbenzoate 为溶剂,
生成 2-[2-(biphenyl-4-yloxy)-ethoxycarbonylamino]-5-methyl-benzoic acid 、
2-chloro-6-[2-(4-pyrimidin-5-yl-phenoxy)-ethoxycarbonylamino]-benzoic acid