1,2,4,5-Benzenetetraamine Tetrahydrochloride置于氢溴酸,吡啶,二溴亚砜体系中,用 水,氯仿 用作溶剂,化学反应 0.5H,以52%的收率获得4,7-二溴苯并[1,2-C:4,5-C']双([1,2,5]噻二唑)
参考文献:One-Pot Synthesis Of 4,8-Dibromobenzo[1,2-C;4,5-C']Bis[1,2,5]Thiadiazole
标题:One-Pot Synthesis Of 4,8-Dibromobenzo[1,2-C;4,5-C']Bis[1,2,5]Thiadiazole
摘要:A One-Step Synthesis Of 4,8-Dibromobenzo[1,2-C;4,5-C']Bis[1,2,5]Thiadiazole With Use Of 1,2,4,5-Tetraaminobenzene Tetrahydrobromide And Thionyl Bromide In Good Yield Is Reported. This Unit Can Then Be Used In The Synthesis Of Low Bandgap Materials Via Palladium-Catalyzed Coupling Reactions. The Approach Offers A Quick And Easy Way To Prepare Low Bandgap Materials As Compared To The Current Literature Methods.
Doi:10.1021/ol100989V