3-羧基苯硼酸 、
3,6-二氢-4-[[(三氟甲基)磺酰]氧基]-1(2H)-吡啶甲酸叔丁酯 、
ethyl tert-butyl 4-(3-(ethoxycarbonyl)phenyl)-5,6-dihydropyridine-1(2H)-carboxylate 以to give 3-[1-(tert-butoxycarbonyl)-1,2,3,6-tetrahydropyridin-4-yl]benzoic acid的产率得到tert-butyl 4-[3-(ethoxycarbonyl)phenyl]-3,6-dihydropyridine-1(2H)-carboxylate