4-{5-[2,5-dioctyl-3,6-dioxo-4-(thiophen-2-yl)-2,3,5,6-tetrahydropyrrolo[3,4-c]pyrrol-1-yl]thiophen-2-yl}benzonitrile 在
N-溴代丁二酰亚胺(NBS) 作用下,
以
氯仿 为溶剂,
以98%的产率得到4-{5-[4-(5-bromothiophen-2-yl)-2,5-dioctyl-3,6-dioxo-2,3,5,6-tetrahydropyrrolo[3,4-c]pyrrol-1-yl]thiophen-2-yl}benzonitrile