N-(4-cyano-2-t-butyldimethylsilanoxyphenyl)-N'-(2-bromophenyl)carbodiimide 、
N,N-二异丙基乙胺 、
2-哌啶甲酸甲酯盐酸盐 、
四丁基氟化铵 以
四氢呋喃 、
甲醇 为溶剂,
以to give 80 mg (75%) of 4-[[2-(2-bromophenyl)-1,5,6,7,8,8a-hexahydro-1-oxoimidazo[1,5-a]pyridin-3(2H)-ylidene]amino]-3-hydroxybenzonitrile as a tan powder的产率得到4-[[2-(2-bromophenyl)-1,5,6,7,8,8a-hexahydro-1-oxoimidazo[1,5-a]pyridin-3(2H)-ylidene]amino]-3-hydroxybenzonitrile