Reductive Coupling of 2-Propyn-1-ones Promoted by Yb Metal or YbCl3-Zn

DOI: 10.1246/cl.1991.1669

Source and publish data:

Chemistry Letters p. 1669 - 1672 (1991)

Update date:2022-08-03

Topics: Organic synthesis Reductive Coupling Experimental terms Chemical reagent Ytterbium

Authors:

Takaki, Ken

Nagase, Kyoko

Beppu, Fumikazu

Shindo, Takaaki

Fujiwara, Yuzo

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Article abstract of DOI:10.1246/cl.1991.1669

Ytterbium metal promotes reductive coupling of 2-propyn-1-ones (1) to give cyclobutenes and 1,6-dioxo-2,4-hexadiene, whereas 1 is converted to 2,5-dihydrofurans on the treatment with YbCl3-Zn.

Full text of DOI:10.1246/cl.1991.1669

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