Issue 23, 2002
From the journal:

Chemical Communications

The first cobalt catalyzed [2 + 2 + 2] alkyne cyclotrimerization in aqueous medium at room temperature†

Li Yonga  and  Holger Butenschön*a  

* Corresponding authors

a Institut für Organische Chemie, Universität Hannover, Schneiderberg 1B, Hannover, Germany
E-mail: holger.butenschoen@mbox.oci.uni-hannover.de
Fax: +49/(0)511-762-4616

Abstract

Chelate complex 1 (5 mol%) was found to catalyze the [2 + 2 + 2] cyclization of terminal alkynes in good yields in a 80/20 mixture of water and ethanol at room temperature without further activation.

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Article information

DOI
https://doi.org/10.1039/B207978J
Article type
Communication
Submitted
14 Aug 2002
Accepted
11 Oct 2002
First published
28 Oct 2002

Chem. Commun., 2002, 2852-2853

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The first cobalt catalyzed [2 + 2 + 2] alkyne cyclotrimerization in aqueous medium at room temperature

L. Yong and H. Butenschön, Chem. Commun., 2002, 2852 DOI: 10.1039/B207978J

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