1,2,4-苯并三嗪自由基的合成及应用研究进展

Research Progress on Synthesis and Applications of 1,2,4-Benzotriazinyl Radicals

自由基拥有独特的成键方式和物理性质,化学性质活泼,是很多有机反应的中间体;稳定的自由基在电池、储能、生物等功能分子的构建中有潜在应用。而1,2,4-苯并三嗪自由基作为一种尤其稳定的自由基,其氧化还原电位可逆,电化学窗口较小,在可见光区域有较宽的吸收,电磁性质与结构有紧密的关系。1,2,4-苯并三嗪自由基特殊的性质使其在聚合物合成控制、光学探测器、电子器件、磁性材料中有广泛的应用前景。本文综述了1,2,4-苯并三嗪自由基不同的合成方法,介绍了近年来1,2,4-苯并三嗪自由基在各个方面的应用进展。最后对1,2,4-苯并三嗪自由基在功能材料开发中的应用前景进行了展望。

Radicals have unique bonding modes and physical properties.They are very active in chemistry and are intermediates in many organic reactions.Stable radicals have potential applications in the construction of molecular materials,such as battery,energy storage,biology.1,2,4-benzotriazinyl radicals are stable es-pecially,and the redox potential is revisable with small electrochemical windows.The absorption is wide in the visible light region,and the electromagnetic property is closely related to the structure.Due to special properties,1,2,4-benzotriazinyl radicals have extensive applications in the controlled polymerization,photodetectors,electron devices,magnetic materials.This article review the different synthetic methods of 1,2,4-benzotriazinyl radicals.The application progress of 1,2,4-benzotriazinyl radicals in various aspects in recent years are introduced.Finally the exploitation and applications of 1,2,4-benzotriazinyl radicals in the functional materials are prospected.