1. Templated synthesis of cyclic poly(ionic liquid)s.
- Author
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Tang, Qingquan, Zhang, Weiyi, Yuan, Jiayin, and Zhao, Qiang
- Subjects
- *
POLYMERIZED ionic liquids , *IONIC liquids , *DIELS-Alder reaction , *POLYMERS - Abstract
Abstract Charged cyclic polymers, e.g. cyclic DNAs and polypeptides, play enabling roles in organisms, but their synthesis was challenging due to the well-known "polyelectrolyte effect". To tackle the challenge, we developed a templated method to synthesize a library of imidazolium and pyridinium based cyclic poly(ionic liquid)s. Cyclic templates, cyclic polyimidazole and poly(2-pyridine), were synthesized first through ring-closure method by light-induced Diels−Alder click reaction. Through quaternization of cyclic templates followed by anion metathesis, the cyclic poly(ionic liquid)s were synthesized, which paired with varied counter anions. [ABSTRACT FROM AUTHOR]
- Published
- 2019
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