bis-cyanoacetamides were prepared from polyethylenediamines of the general formula H2N(CH2)nNH2 (n = 4–6), as well as piperazine. The synthesized compounds have enamino amide structure and exhibit nucleophilic properties; in particular, they reacted with phenyl isocyanate.
摘要 二烷基(苄基)
甲醇与N , N '-双(
氰基乙酰基)多亚甲基二胺以 2:1 的比例(60–70°C,
甲苯/H 2 SO 4)的 Ritter 反应得到N , N '-双[ 3,3-二烷基-
3,4-二氢异喹啉-1(2 H )-亚叉基]乙酰基}聚亚甲基二胺。最初的苄基
甲醇是 2-甲基-3-苯基丙-1-醇、3-(6,7-二
甲氧基苯基)-2-甲基丙-1-醇、1-苄基环戊-1-醇、1-苄基环己-1-醇、由通式 H 2 N(CH 2 ) n NH 2 ( n= 4-6),以及
哌嗪。合成的化合物具有烯
氨基酰胺结构,具有亲核性;特别是,它们与
异氰酸苯酯反应。