Issue 2, 2010
From the journal:

Chemical Communications

Palladium-catalyzed [3C + 2C + 2C] cycloaddition of enynylidenecyclopropanes: efficient construction of fused 5-7-5 tricyclic systems†‡

Gaurav Bhargava,a   Beatriz Trillo,a   Marisel Araya,a   Fernando López,*b   Luis Castedoa  and  José L. Mascareñas*a  

* Corresponding authors

a Departamento de Química Orgánica, Universidade de Santiago de Compostela, 15782 Santiago de Compostela, Spain
E-mail: joseluis.mascarenas@usc.es
Fax: +34 981595012
Tel: +34 981563100

b Instituto de Química Orgánica General (CSIC), Madrid, Spain
E-mail: fernando.lopez@iqog.csic.es
Fax: +34 91 5644853
Tel: +34 915622900

Abstract

We report a Pd-catalyzed intramolecular [3C + 2C + 2C] cycloaddition between alkylidenecyclopropanes, alkynes and alkenes. The method provides synthetically relevant 5-7-5 tricyclic structures, with good chemoselectivity and complete diastereoselectivity.

Graphical abstract: Palladium-catalyzed [3C + 2C + 2C] cycloaddition of enynylidenecyclopropanes: efficient construction of fused 5-7-5 tricyclic systems

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Article information

DOI
https://doi.org/10.1039/B919258A
Article type
Communication
Submitted
16 Sep 2009
Accepted
12 Nov 2009
First published
27 Nov 2009

Chem. Commun., 2010,46, 270-272

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Palladium-catalyzed [3C + 2C + 2C] cycloaddition of enynylidenecyclopropanes: efficient construction of fused 5-7-5 tricyclic systems

G. Bhargava, B. Trillo, M. Araya, F. López, L. Castedo and J. L. Mascareñas, Chem. Commun., 2010, 46, 270 DOI: 10.1039/B919258A

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