1-(4-Bromo-phenyl)-4-hydroxy-5-oxo-2-phenyl-2,5-dihydro-1H-pyrrole-3-carboxylic acid (4-methoxy-phenyl)-amide 、
二苯基重氮甲烷 以
1,4-二氧六环 为溶剂,
反应 24.0h,
以69%的产率得到4-Benzhydryloxy-1-(4-bromo-phenyl)-5-oxo-2-phenyl-2,5-dihydro-1H-pyrrole-3-carboxylic acid (4-methoxy-phenyl)-amide