基于平面手性[2,2]对环芳烷的共轭大环研究进展

Conjugated macrocycles on planar chiral[2,2]paracyclophane

[2,2]对环芳烷是一类具有独特三维刚性结构以及平面手性的化合物,在材料科学领域具有广泛的应用前景,其可以作为理想的构筑基元构建共轭大环,并为大环引入手性和拓扑结构等有趣的性质.本文介绍了[2,2]对环芳烷的发展历史、结构特性及平面手性,总结了近年来基于[2,2]对环芳烷的共轭大环的重要进展.有望为基于[2,2]对环芳烷的(拓扑)手性大环的合成设计提供新的思路.

[2,2]Paracyclophane([2,2]PCP)with unique three dimensional rigid structure and planar chirality has wide applications in material science.As an ideal building block to construct conjugated macrocycles,[2,2]PCP could introduce intriguing properties for macrocycles including chirality and topological structure.Recent progress on macrocycles based on[2,2]PCP scaffold are summarized in this review.Featured properties and planar chirality of[2,2]PCP are discussed.Conjugated macrocycles based on[2,2]PCP are classified into two types of helical oligothiophenes macrocycles and conjugated carbon macrocycles.Some of the macrocycles show bright circularly polarized luminescence with large glum values.