Carbanions of α-haloalkyl aryl sulphones react with 6-azaquinoxaline via two pathways: the vicarious nucleophilic substitution of hydrogen and the bis-annulation. Factors governing these two reactions were analyzed and possibility of controlling the reaction course on this basis was demonstrated.
α-卤代烷基芳基砜的碳负离子通过6种途径与6-氮杂
喹喔啉反应:氢的替代亲核取代和双环化。分析了控制这两个反应的因素,并证明了在此基础上控制反应过程的可能性。