Bifunctionalization of a,w-Sulphonamides via Kinetically Controlled Reaction of a,w-Bis( N-nitrososulphonamides) ... Masaaki lwata* and Hiroyoshi Kuzuhara Riken (The Institute of Physical and Chemical Research), Wako-shi, Saitama 351-01, Japan ... Macrocyclic polyamines, eg (1) , are crown ether analogues, and have been the subject of recent publications.1 Syntheses of (1) so far have relied on the conventional2 intermolecular ...