2-(5-phenyl-3-(tosylimino)penta-1,4-dien-1-yl)phenyl acrylate 在
N-[(1S)-1-[(二苯膦基)甲基]-2-甲基丙基]-4-甲基苯磺酰胺 作用下,
以
二氯甲烷 、
甲苯 为溶剂,
反应 24.5h,
生成
(6aR,10R,12aS,12bR)-6-oxo-10-phenyl-8-tosyl-7,8-dihydro-6H-chromeno[3,4-c]quinoline-11,11,12,12(6aH,10H,12aH,12bH)-tetracarbonitrile 、 (6aS,10S,12aR,12bS)-6-oxo-10-phenyl-8-tosyl-7,8-dihydro-6H-chromeno[3,4-c]quinoline-11,11,12,12(6aH,10H,12aH,12bH)-tetracarbonitrile