Nitromethane as a reagent for the synthesis of 3-nitroindoles from 2-haloarylamine derivatives
作者:G. A. Chesnokov、A. A. Ageshina、A. V. Maryanova、S. A. Rzhevskiy、P. S. Gribanov、M. A. Topchiy、M. S. Nechaev、A. F. Asachenko
DOI:10.1007/s11172-020-3028-8
日期:2020.12
A new approach to the synthesis of 3-nitroindoles using palladium-catalyzed arylation of nitromethane with N-(2-bromoaryl)imidates was developed. A convenient and rapid method for cyclization of ethyl N-(2-nitromethylaryl)acetimidates to 2-methyl-3-nitro-1H-indoles was proposed.
开发了一种使用钯催化的硝基甲烷与 N-(2-溴芳基) 亚胺酯芳基化合成 3-硝基吲哚的新方法。提出了一种方便、快速的将 N-(2-硝基甲基芳基)乙亚胺酸乙酯环化为 2-甲基-3-硝基-1H-吲哚的方法。