摘要
Host-guest complexation between two crown ether-based cryptands and two vinylogous viologens has been studied. Formation of [2]- pseudorotaxanes from a dibenzo-24-crown-8-based cryptand and these vinylogous viologens can be reversibly controlled by adding and removing potassium cation in acetone. Furthermore, the complexation between a bis(m-phenylene)-32-crown-10-based cryptand and a vinylogous viologen exhibits a high association constant, 1.18 × 106 M-1 in acetone, and leads to the formation of a supramolecular poly[2]-pseudorotaxane in the solid state.
| 源语言 | 英语 |
|---|---|
| 页(从-至) | 6370-6373 |
| 页数 | 4 |
| 期刊 | Organic Letters |
| 卷 | 13 |
| 期 | 24 |
| DOI | |
| 出版状态 | 已出版 - 16 12月 2011 |
| 已对外发布 | 是 |
学术指纹
探究 '[2]Pseudorotaxanes based on the recognition of cryptands to vinylogous viologens' 的科研主题。它们共同构成独一无二的指纹。引用此
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