以3,5-二叔丁基苯酚、三氟甲基磺酸酐和4,5-二乙炔基-2-甲氧基苯酚为原料,合成了4,5-双(3’,5’-二叔丁基苯基乙炔基)-2-甲氧基苯酚(单分子枝),单分子枝的酚羟基用三氟甲基磺酸酐酯化得到磺酸酯,后者再分别与偶氮苯、联苯、蒽和芘发色团偶联,得到含不同核心的第一代π-共轭不对称树状化合物.目标化合物的组成和结构分别经1H NMR谱、13C NMR谱、IR光谱和元素分析予以表征.其溶解性测试表明,相对于核(不同的发色团),所有树状化合物均能溶于常用的有机溶剂,并显示出良好的热稳定性.这将有利于其掺杂入其它材料和器件中.
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