Charge transfer chromophore-stopped [2]rotaxane through [2 + 2] cycloaddition |
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Authors: | Zhou Weidong Xu Jialiang Zheng Haiyan Liu Huibiao Li Yuliang Zhu Daoben |
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Institution: | Beijing National Laboratory for Molecular Science, Chinese Academy of Sciences and Graduate school of Chinese Academy of Sciences, Beijing 100190, PR China. |
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Abstract: | Three charge-transfer chromophore-terminated 2]rotaxanes were synthesized, using a high-yield 2 + 2]cycloaddition reaction in apolar solvent at room temperature. Two solvent-driving molecular shuttles were constructed, which exhibit distinct conformations in different solvent as a result of the shuttling movement of the macrocycle. |
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