scholarly journals Anion recognition by halogen bonding and hydrogen bonding bis(triazole)-imidazolium [2]rotaxanes

2021 ◽  
Vol 50 (37) ◽  
pp. 12800-12805 ◽  
Author(s):  
Grace Turner ◽  
Andrew Docker ◽  
Paul D. Beer

A novel halogen bonding bis(iodotriazole)-imidazolium axle containing [2]rotaxane is capable of strong halide and sulfate binding in highly competitive aqueous–organic solvent mixtures.

2016 ◽  
Vol 7 (8) ◽  
pp. 5171-5180 ◽  
Author(s):  
Timothy A. Barendt ◽  
Sean W. Robinson ◽  
Paul D. Beer

Two bistable halogen and hydrogen bonding-naphthalene diimide [2]rotaxanes have been prepared and the system incorporating a halogen bond donor anion recognition site is demonstrated to exhibit superior anion induced translational motion of the macrocyclic wheel component relative to the hydrogen bonding analogue.


RSC Advances ◽  
2017 ◽  
Vol 7 (19) ◽  
pp. 11253-11258 ◽  
Author(s):  
Sheila Ruiz-Botella ◽  
Pietro Vidossich ◽  
Gregori Ujaque ◽  
Eduardo Peris ◽  
Paul D. Beer

The preparation and anion binding properties of 1,3,5-tri-substituted benzene platform-based tripodal receptors containing halogen bonding (XB) iodo-imidazolium and iodo-triazolium motifs, and hydrogen bonding (HB) analogues are described.


2016 ◽  
Vol 52 (32) ◽  
pp. 5527-5530 ◽  
Author(s):  
Jason Y. C. Lim ◽  
Igor Marques ◽  
Liliana Ferreira ◽  
Vítor Félix ◽  
Paul D. Beer

Novel halogen bonding chiral (S)-1,1′-bi-2-naphthol-based receptor molecules significantly enhance enantioselective anion recognition and electrochemical sensing compared to their hydrogen bonding analogues.


1984 ◽  
Vol 62 (12) ◽  
pp. 2634-2640 ◽  
Author(s):  
J. M. Dumas ◽  
C. Geron ◽  
A. R. Kribii ◽  
M. Lakraimi

A study by dielectric polarization, microcalorimetry, and infrared spectrometry has allowed us to demonstrate the role played by the halogen in interactions between a series of chlorinated and brominated derivatives of methane (considered as types of halogenated anesthetics) and two tertiary amides taken as models for an element of the membranes of the nervous cells. The inert organic solvent used was cyclohexane. The interactions are of the hydrogen bonding and (or) halogen bonding types.


2014 ◽  
Vol 21 (4) ◽  
pp. 1660-1665 ◽  
Author(s):  
Benjamin R. Mullaney ◽  
Benjamin E. Partridge ◽  
Paul D. Beer

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