The Breaking of Symmetry Leads to Chirality in Cucurbituril-Type Hosts

Autor: Riina Aav, Kamini A. Mishra
Jazyk: angličtina
Rok vydání: 2018
Předmět:
Zdroj: Symmetry, Vol 10, Iss 4, p 98 (2018)
Druh dokumentu: article
ISSN: 2073-8994
DOI: 10.3390/sym10040098
Popis: Cucurbituril-type hosts are highly symmetric, but there are means to break their symmetry. This review will present examples from three directions of induction of chirality in or by cucurbituril-type hosts: first, through the incorporation of stereogenic elements into host molecules; second, through complexation with achiral guests, which leads to axial supramolecular chirality and helical structures; third, through the formation of complexes with chiral guests in multi-molecule complexes and induction of supramolecular chirality. In addition, a list of chiral guests used in binding studies with cucurbiturils is collected. We would envision that encouraged by the outlined examples of outstanding applications of chiral cucurbituril-supramolecular systems, the boundaries of chiral applications of cucurbiturils would be widened.
Databáze: Directory of Open Access Journals
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