triethylammonium 3-(dicyanomethylene)-2-ethoxy-4-oxocyclobut-1-enolate 、 以
正丁醇 、
苯 为溶剂,
反应 168.0h,
以10%的产率得到3-(dicyanomethylene)-4-((1-dodecyl-7-methylquinolin-1-ium-4-yl)methylene)-2-((1-dodecyl-7-methylquinolin-4(1H)-ylidene)methyl)cyclobut-1-en-1-olate