midazol-5-yl)-3-arylpropanoic acids. The interaction of 2-amino-4-arylimidazoles with aromatic aldehydes or isatins and acyclic methylene active compounds has led to the formation of pyrrolo[1,2-c]imidazole-6-carbonitriles, pyrrolo[1,2-с]imidazole-6-carboxylates and spiro[indoline-3,7'-pyrrolo[1,2-c]imidazoles], which can be considered as the analogues of both 3,3’-spirooxindole and 2-aminoimidazole
2-
氨基-4-芳基
咪唑,芳族醛和Meldrum酸之间出乎意料的未催化反应,选择性地导致了相应的Knoevenagel-Michael加合物在
咪唑片段中包含一个游离
氨基。衍生自Meldrum酸的加合物已顺利转化为1,7-二芳基-3-
氨基-6,7-二氢-5 H-
吡咯并[1,2 - c ]
咪唑-5-酮和3-(2-
氨基-4-芳基-1 H-
咪唑-5-基)-3-芳基
丙酸。2-
氨基-4-芳基
咪唑与
芳香族醛或isatins和无环亚甲基活性化合物的相互作用导致形成
吡咯并[1,2 - c ]
咪唑-6-腈,
吡咯并[1,2- с ]
咪唑- 6-
羧酸盐和螺[
吲哚啉-3,7'-
吡咯并[1,2- c[]
咪唑],可以被视为3,3'-螺并
恶唑和
2-氨基咪唑海洋海绵
生物碱的类似物。