Abstract
Reactions of 4"-iodobenzo-15-crown-5 ether with ethynylarenes or 4"-ethynylbenzo-15-crown-5 ether with haloarenes in the presence of catalytic amounts of PdIIcomplex salts, CuI, and Et3N gave 4"-(arylethynyl)benzo-15-crown-5 ethers in 55—80% yields.
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Klyatskaya, S.V., Tret"yakov, E.V. & Vasilevsky, S.F. Synthesis of alkynylbenzo-15-crown-5 ethers. Russian Chemical Bulletin 51, 1720–1722 (2002). https://doi.org/10.1023/A:1021311824043
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DOI: https://doi.org/10.1023/A:1021311824043