Edwin Weber*3b Department of Applied Chemistry and Basic Research Laboratory, Himeji Institute of Technology, 2167 Shosha, Himeji, Hyogo 671 -22, Japan, and Institut fur Organische Chemie und Biochemie, Universitat Bonn, 0-5300 Bonn I , West Germany Received November 18, 1986 ... A number of new lariat 16-crown-5 and 19-crown-6 ethers possessing a variety of single or double side arm(s) were synthesized, and their cation-binding abilities were evaluated by ...