New Synthesis of 2,3-Diarylacridin-9(10H)-ones and (E)-2-Phenyl-4-styrylfuro[3,2-c]quinolines
作者:Artur Silva、Vera Silva、José Cavaleiro
DOI:10.1055/s-0030-1258579
日期:2010.10
A new synthesis of 2,3-diarylacridin-9(10 H)-onesand ( E)-2-phenyl-4-styrylfuro[3,2- C]quinolines is described. Thiswas accomplished by the Heck reaction of ( E)-3-iodo-2-styrylquinolin-4(1 H)-ones with styrene, leading to ( E, E)-2,3-distyrylquinolin-4(1 H)-ones, which when heated at high temperatures,cyclise in two different ways. Electrocyclisation and further insitu oxidation leads to 2,3-diarylacridin-9(10
描述了 2,3-diarylacridin-9(10 H)-onesand (E)-2-phenyl-4-styrylfuro[3,2-C] 喹啉的新合成。这是通过 ( E)-3-iodo-2-styrylquinolin-4(1 H)-ones 与苯乙烯的 Heck 反应实现的,导致 ( E, E)-2,3-distyrylquinolin-4(1 H)-ones ,在高温加热时,以两种不同的方式循环。电环化和进一步的原位氧化导致 2,3-diarylacridin-9(10 H)-ones 和互变异构化,通过亲核加成环化和进一步原位氧化产生 (E)-2-phenyl-4-styrylfuro[3,2-C]quinolines .