Ertul, SerefBeduk, A. DincerBayrakci, MevluetGuler, Ersin2020-03-262020-03-2620080366-6352https://dx.doi.org/10.2478/s11696-008-0065-4https://hdl.handle.net/20.500.12395/22673New macrocyclic polyethers, 2,3,5,6-bis-[5'(5')-chlorobenzo]-1,7,10-trioxacyclododeca-2,5-diene (I), 2,3,5,6-bis-[5'(5')-chlorobenzo]-1,7,10,13-tetra oxacyclo pentadeca-2,5-diene (II), and 2,3,5,6-bis-[5'(5')-chlorobenzo]-1,7,10,13,16-penta oxa cyclo octadeca-2,5-dien (III), and macrocylic lactones 2,3,5,6-bis-[5'(5')-chlorobenzo]-1,7,10,13-tetraoxacyclopentadeca-2,5-diene-8,15-dione (IV) and 2,3,5,6-bis[5'(5')-chlorobenzo]-1,7,10,13,16-pentaoxacyclooctadeca-2,5-diene-8,18-dione (V) were synthesized. Complexes of ligands III and V with metal cations were prepared. Furthermore, their metal-picrate extraction with some metal salts was attempted. Structures of the ligands and complexes were confirmed using spectroscopic techniques. (C) 2008 Institute of Chemistry, Slovak Academy of Sciencesen10.2478/s11696-008-0065-4info:eu-repo/semantics/closedAccesscrown etherlactonealkaline metal complexmetal picrate extractionArticle626589595WOS:000260249600008Q3