Issue 4, 2014
From the journal:

RSC Advances

Copper(i)-catalyzed homo-coupling of terminal alkynes at room temperature under solvent and base free conditions using O2 as an oxidant†

Guolin Cheng,a   Hong Zhanga  and  Xiuling Cui*a  

* Corresponding authors

a Engineering Research Center of Molecular Medicine, Ministry of Education, Key Laboratory of Xiamen Marine and Gene Drugs, Institutes of Molecular Medicine and School of Biomedical Sciences, Huaqiao University, Xiamen 361021, China
E-mail: cuixl@hqu.edu.cn
Fax: +86-592-6162996
Tel: +86-592-6162996

Abstract

The homo-coupling of various terminal alkynes were realized in the presence of 0.5 mol% CuI and 5 mol% benzylamine. This transformation proceeded at room temperature under solvent and base free conditions using O2 as an oxidant. The TON was up to 1760.

Graphical abstract: Copper(i)-catalyzed homo-coupling of terminal alkynes at room temperature under solvent and base free conditions using O2 as an oxidant

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Article information

DOI
https://doi.org/10.1039/C3RA43873B
Article type
Communication
Submitted
25 Jul 2013
Accepted
15 Nov 2013
First published
19 Nov 2013

RSC Adv., 2014,4, 1849-1852

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Copper(I)-catalyzed homo-coupling of terminal alkynes at room temperature under solvent and base free conditions using O2 as an oxidant

G. Cheng, H. Zhang and X. Cui, RSC Adv., 2014, 4, 1849 DOI: 10.1039/C3RA43873B

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