Selective encapsulation of a chloride anion in a 1H-pyrazole Cu2+ metallocage.
Javier Pitarch-JarqueHermas R JiménezElina KaleniusSalvador BlascoAlberto LoperaMaria Paz ClaresKari T RissanenEnrique Garcı A-EspañaPublished in: Dalton transactions (Cambridge, England : 2003) (2021)
A self-assembled metallobox from copper(ii) and two macrocycles containing 1H-pyrazole ligands has been prepared. The internal cavity of the box is able to selectively encapsulate a single chloride anion over any other halide anion.