Isolable 1‐Butene Copper(I) Complexes and 1‐Butene/Butane Separation Using Structurally Adaptable Copper Pyrazolates. - Elashkar, Ahmed H.; Parasar, Devaborniny; Muñoz‐Castro, Alvaro; Doherty, Cara M.; Cowan, Matthew G.; Dias, H. V. Rasika (ChemPlusChem, 2021)