以2-甲基蒽醌为原料,经两步反应合成了3,3＇-二甲基-9,9＇-联蒽,并通过核磁共振、元素分析等对其结构进行了确证和表征.该方法工艺简单,反应步骤少,收率高,绿色环保.同时探讨了不同还原剂及配料比对反应收率的影响,并利用紫外-可见光吸收光谱和发射光谱对其光学性能进行研究.研究表明,该化合物在近紫外光激发下发出明亮的蓝光,发射中心波长位于447nm处,荧光量子效率为是9,9＇-联蒽的1.18倍,是一种良好的蓝光材料.
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