supported by the National Research Foundation(NRF)grants(2020R1A2C3004520 and 2022R1A4A1020543)funded by the Ministry of Science,ICT&Future Planning(MSIP),Korea。
A series of triazole-bearing oligo(ethylene glycol)-strapped zinc porphyrins(PZn4EG and PZn5EG)have been prepared as artificial ion-binding receptors.Both PZn4EG and PZn5EG exhibit UV/Vis absorption changes in a solve...
Financial supports from the National Natural Science Foundation of China(No.20602015)are gratefully acknowledged.
p-tert-Butylcalix[4]diazacrown-4 telomer, which contains hard and soft ion binding sites, was synthesized. It exhibited high selectivity toward cesium ions. The binding sites may complex alkali metal ions selectively.