Construction of substituted phenanthrenes via intramolecular condensation of 2′-methylbiphenyl-2-carbaldehydes using a mild base at 200 °C is described. The required high temperature can be quickly reached and easily maintained using microwave flash heating.
通过在200°C下使用温和碱使2'-甲基
联苯-2-甲醛进行分子内缩合反应,描述了替代
菲的构建过程。利用微波闪热技术,可以迅速达到所需的高温并轻松维持。