电子受体芳基硼和电子给体吡咯[3,2-b]并吡咯杂化的新型有机发光分子的合成及其性质研究

Synthesis and property of a new organic luminescent molecule with electron acceptor aryl boron and electron donor pyrrole[3,2-b]pyrrole

富电子的吡咯[3,2-b]并吡咯具有特异的光电性能,硼是一种缺电子原子,利用其空的d轨道做电子受体单元,通过将2个单元相互结合,合成了一种新型含硼的吡咯[3,2-b]并吡咯发光分子(Mes2BPP),热降解温度为390.1℃,通过理论计算、光物理、电化学等表征手段研究了其结构和内在性能之间的关系,结果证明,该化合物在有机电致发光器件中具有巨大的潜力。

Pyrrolo-[3,2-b]pyrroles possesses interesting optoelectronic properties.Boron atom is often used as an electron acceptor because of its empty d orbit.A new type pyrrolo-[3,2-b]pyrroles emitter containing boron atom unit was synthesized,and detailedly introduced its synthesis method and reaction mechanism.Its thermal degradation temperature was 390.1℃.Through thermogravimetric analysis and theoretical calculation,the photophysical,electrochemical properties were tested to research the relationship between its structure and properties.As a result,Mes2BPP had a great potentiality in the field of organic electroluminescence devices.