Yilmaz, AMemon, SYilmaz, M2020-03-262020-03-2619990887-624Xhttps://dx.doi.org/10.1002/(SICI)1099-0518(19991201)37:23<4351https://hdl.handle.net/20.500.12395/16984Two calix[4]arene derivatives (5 and 8) and their telomers are synthesized to estimate selective extraction of alkali and transition metal cations from the aqueous to the organic phase (chloroform). Compound 5 shows selectivity toward Hg2+. Compound 8 and telomers 6 and 9 are not selective but are good extractants for all used transition metal ions. The observations suggest that ethylene glycol bridges are efficient for carrying transition metal cations in a two-phase solvent system. (C) 1999 John Wiley & Sons, Inc.en10.1002/(SICI)1099-0518(19991201)37:23<4351info:eu-repo/semantics/closedAccessschiff basep-tert-butylcalix[4] arenetelomeralkali and transition metal cationsArticle372343514355N/AWOS:000083684200011Q1