An alternative CuCl–piperidine‐catalyzed oxidative homocoupling of terminal alkynes affording 1,3‐diynes in air
Qingwei ZhengDepartment of Chemistry, Tsinghua University, Beijing 100084, ChinaRuimao HuaDepartment of Chemistry, Tsinghua University, Beijing 100084, ChinaYouzhi WanDepartment of Applied Chemistry, College of Science, Beijing University of Chemical Technology, Beijing 100029, China
2009en
ABI
Аннотация
Abstract CuCl with the use of a catalytic amount of piperidine as additive shows high catalytic activity for the oxidative homocoupling reactions of terminal alkynes in toluene at 60 °C in air to afford 1,3‐diynes in high yields. Copyright © 2009 John Wiley & Sons, Ltd.
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