Host-guest driven self-assembly of linear and star supramolecular polymers

被引:106
作者
Yebeutchou, Roger M. [1 ,2 ]
Tancini, Francesca [1 ,2 ]
Demitri, Nicola [3 ]
Geremia, Silvano [3 ]
Mendichi, Raniero [4 ]
Dalcanale, Enrico [1 ,2 ]
机构
[1] Univ Parma, Dipartimento Chim Organ & Ind, I-43100 Parma, Italy
[2] Univ Parma, INSTM UdR Parma, I-43100 Parma, Italy
[3] Univ Trieste, Dipartimento Sci Chim, Ctr Eccellenza Biocristallog, I-34127 Trieste, Italy
[4] CNR, Ist Studio Macromol, I-20133 Milan, Italy
关键词
host-guest chemistry; phosphonate cavitands; self-assembly; supramolecular chemistry; supramolecular polymers;
D O I
10.1002/anie.200801002
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
(Figure Presented) Supramolecular plasticity: The remarkable host-guest properties of phosphonate cavitands have been exploited in the self-assembly of supramolecular polymers (see picture) that feature guest-triggered reversibility and template-driven conversion from linear into star-branched forms. The structurally similar but complexation-inefficient thiophosphonate cavitand acts as chain stopper to control the degree of polymerization. © 2008 Wiley-VCH Verlag GmbH & Co. KGaA.
引用
收藏
页码:4504 / 4508
页数:5
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