114094-11-0Relevant articles and documents
CAPTODATIVE SUBSTITUENT EFFECTS - PART XXII. RADICAL DEHYDRODIMERISATION AND BRIDGED DEHYDRODIMERISATION OF MACROCYCLIC POLYETHERS
Beaujean, M.,Mignani, S.,Merenyi, R.,Janousek, Z.,Viehe, H. G.
, p. 4395 - 4400 (1984)
Crown ethers are dehydrodimerized in good yields when treated with ditert.-butyl peroxide in UV light.Bridged dehydrodimers of crown ethers are obtained in the presence of α-tert.-butylmercaptoacrylonitrile.Cation extraction study was performed in order to compare the binding properties of dehydrodimers vs. monomers.
MACROCYCLES. 32. HOMOLYTIC DEHYDRODIMERIZATION OF CROWN ETHERS
Luk'yanenko, N. G.,Lobach, A. V.,Parfenova, M. N.,Lyamtseva, L. N.,Timofeev, O. S.,Gren' A. I.
, p. 940 - 943 (2007/10/02)
The corresponding bis(crown ethers), as well as phenyl- and hydroxy-substituted crown ethers, were obtained by homolytic dehydrodimerization of 12-crown-4, 15-crown-5, and 18-crown-6 in benzene or water.