Irradiation of quinolin-2-, isoquinolin-1-, and phthalazin-1-thiones with olefins afforded photoaddition products: substituted quinolines, isoquinolines and phthalazines at the thiocarbonyl carbon. A new addition-cyclization was found producing tricyclic thiopyrano-isoquinolines and -phthalazines.
用烯烃辐照 quinolin-2-、isoquinolin-1- 和 phthalazin-1-thiones 提供光加成产物:取代的
喹啉、
异喹啉和
酞嗪在
硫代羰基碳上。发现了一种新的加成环化反应,产生了
三环吡喃并
异喹啉和 -
酞嗪。