title: A cryptand/bisparaquat [3]pseudorotaxane by cooperative complexation.
abstract: The formation of the first cryptand/bisparaquat [3]pseudorotaxane appears to be highly cooperative. The apparent value of K2 is 17 times that of K1.
authors.affiliation: Department of Chemistry, Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061, USA.
authors.forename: Feihe
authors.initials: F
authors.lastname: Huang
authors.forename: Frank R
authors.initials: FR
authors.lastname: Fronczek
authors.forename: Harry W
authors.initials: HW
authors.lastname: Gibson
mesh_terms: D018360:Crystallography, X-Ray; D007700:Kinetics; D010269:Paraquat / Q000737:chemistry*; D043862:Rotaxanes; D021241:Spectrometry, Mass, Electrospray Ionization
chemical_list: D043862:Rotaxanes; D010269:Paraquat