Polycyclic Heteroaromatics from Reactions of Acylbenzotriazoles with Aryl Isocyanates
作者:Alan R. Katritzky、Tian-Bao Huang、Michael V. Voronkov、Peter J. Steel
DOI:10.1021/jo0009604
日期:2000.11.1
N-Acylbenzotriazoles react with aryl isocyanates to form, depending on the type of acyl group, compounds based on five different classes of polycyclic heteroaromatics. Higher alkanoyl-, acetyl-, acetoacetyl-, aroyl-, and cinnamoylbenzotriazoles yield, respectively, derivatives of quinoline, pyrimidino[5,4-c]quinoline, benzo[b]-1,8-naphthyridine, phenanthridine, and indolo[2, 3-b]quinoline by incorporating
N-酰基苯并三唑与异氰酸芳基酯反应,根据酰基的类型,形成基于五种不同类别的多环杂芳族化合物的化合物。较高的烷酰基,乙酰基,乙酰乙酰基,芳酰基和肉桂酰基苯并三唑的产率分别为喹啉,嘧啶并[5,4-c]喹啉,苯并[b] -1,8-萘啶,菲啶和吲哚[2]的衍生物。 ,3-b]喹啉通过每个酰基苯并三唑分子分别引入3、3、4、2和2个异氰酸酯分子。