An efficient single-pot strategy for 2-amino nicotinonitrile derivatives 5 has been developed by multi-component reaction of arylaldehydes 1, methylketones 2, malononitrile 3, and ammonium acetate 4 using tetrabutyl ammonium bromide as catalyst in aqueous medium.
以
四丁基溴化铵为催化剂,在
水介质中通过芳基醛 1、甲基酮 2、
丙二腈 3 和
醋酸铵 4 的多组分反应,开发出了一种高效的单锅法制备 2-
氨基
烟腈衍
生物 5。