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Communication | Regular issue | Vol 41, No. 4, 1995, pp.655-659
Published online, 1st January, 1970
DOI: 10.3987/COM-94-7004
Control of Highly Selective Ag+ Transport by Redox Reactions between Thiol and Disulfide Located inside a Cavity of Crown Ether

Tatsuya Nabeshima*, Hiroyuki Furusawa, Naoko Tsukada, Toshinobu Shinnai, Tsutomu Haruyama, and Yumihiko Yano

*Department of Chemistry, Faculty of Engineering, Gunma University, Kiryu, Gunma 376, Japan


A novel crown ether containing a thiol group inside the ring has been prepared in good yield and exhibits Ag+ selectivity on transport of metal ions through a liquid membrane. However, the corresponding disulfide loses the affinity significantly.