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Paper | Regular issue | Vol 38, No. 9, 1994, pp.2045-2050
Published online, 1st January, 1970
DOI: 10.3987/COM-94-6788
Synthesis of Crown Ethers Containing a Sulfide Group Inside the Ring and High Ag+ Selectivity in Solvent Extraction

Tatsuya Nabeshima,* Hiroyuki Furusawa, and Yumihiko Yano

*Faculty of Engineering, Gunma University, 1-5-1 Tenjin-cho, Kiryu 376-8515, Japan


Crown ethers bearing a sulfide, a sulfoxide, or a sulfone group inside the ring have been prepared and the sulfide derivatives exhibit a significantly high Ag+ selectivity in solvent extraction.