Finally, some novel BCB derivates containing the squaric acid unit have been synthesized and we expected they can be used as polymeric electroluminescent materials.

• 首次合成了多种新型苯并环丁烯-方酸类衍生物,并对它们的结构进行了详细的表征和讨论,有望形成高分子型电致发光材料。