| Literature DB >> 22976927 |
Chenfeng Ke1, Ronald A Smaldone, Takashi Kikuchi, Hao Li, Anthony P Davis, J Fraser Stoddart.
Abstract
In one fell swoop, polyrotaxanes comprising up to 64 rings can be synthesized as a result of cucurbit[6]uril-templated 1,3-dipolar azide-alkyne cycloadditions accelerated in the presence of cyclodextrins as a consequence of self-sorting and positive cooperativity, brought about by hydrogen bonding. Mixing six components in one pot affords a hetero[4]rotaxane in one minute in quantitative yield.Entities:
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Year: 2012 PMID: 22976927 DOI: 10.1002/anie.201205087
Source DB: PubMed Journal: Angew Chem Int Ed Engl ISSN: 1433-7851 Impact factor: 15.336