Volume 28, Issue 2 e21359
RESEARCH ARTICLE
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Steric effects on complexation of bis(meta-phenylene)-32-crown-10 derivatives with paraquats

Zhenbin Niu

Zhenbin Niu

Department of Chemistry, Virginia Polytechnic Institute and State University, Blacksburg, VA, USA

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Feihe Huang

Feihe Huang

Department of Chemistry, Virginia Polytechnic Institute and State University, Blacksburg, VA, USA

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Harry W. Gibson

Corresponding Author

Harry W. Gibson

Department of Chemistry, Virginia Polytechnic Institute and State University, Blacksburg, VA, USA

Correspondence

Harry W. Gibson, Department of Chemistry, Virginia Polytechnic Institute and State University, Blacksburg, VA, USA

Email: [email protected]

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First published: 16 January 2017
Citations: 2
Contract grant sponsor: National Science Foundation.
Contract grant number: DMR0704076.
Contract grant sponsor: American Chemical Society.
Contract grant number: 47644-AC.

Abstract

Novel 5,5′-disubstituted BMP32C10 derivatives bearing different sized substituents were designed and prepared. The stoichiometries and complexation behavior between these hosts and paraquats were studied. It was found that bulky 5,5′-substituents disfavor complexation with paraquats by hindering the formation of [2]pseudorotaxane and “taco” complexes.

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