Treatment of 3-aryl- and 3-heteroarylindoles with propargyl ethers under indium catalysis successfully provided aryl- and heteroaryl[c]carbazoles, which were found to be more efficient emitters compared with the corresponding [a]-analogs.
用
铜催化的
炔丙基醚处理3-芳基和3-杂芳基
吲哚,成功合成了芳基和杂芳基[c]卡巴唑,发现它们的发射效率比相应的[a]类物质更高。