1,4-二(溴甲基)苯 、
8,8-dimethyl-5-(pyridin-3-yl)-2-thioxo-2,3,5,8,9,10-hexahydropyrimido[4,5-b]quinoline-4,6(1H,7H)-dione 在
potassium hydroxide 作用下,
以
乙醇 为溶剂,
反应 2.0h,
以72%的产率得到2,2'-[[1,4-phenylenebis(methylene)]bis(sulfanediyl)]-bis[8,8-dimethyl-5-(pyridin-3-yl)-5,8,9,10-tetrahydropyrimido[4,5-b]quinoline-4,6(3H,7H)-dione]