Type one and type two intramolecular Diels-Alder reactions of quinolono-o-quinodimethanes
作者:Ta-shue Chou、Hong-Chuan Chen
DOI:10.1016/0040-4039(96)01742-x
日期:1996.10
quinolono-o-quinodimethanes have been generated from quinolone-fused 3-sulfolenes by thermolysis. These transient intermediates undergo smooth type one and type two intramolecular Diels-Alder reactions to produce linearlyfused and bridged multicyclic heterocycles.