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. 2010 Jan 14;46(2):270-2.
doi: 10.1039/b919258a. Epub 2009 Nov 27.

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

Gaurav Bhargava  1 , Beatriz Trillo, Marisel Araya, Fernando López, Luis Castedo, José L Mascareñas
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Free article

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

Gaurav Bhargava et al. Chem Commun (Camb). .
Free article

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.

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