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A Modular Approach to Oligoarenes: [2+2+2] Cycloadditions with a New Boramide
L. Iannazzo, K. P. C. Vollhardt, M. Malacria, C. Aubert*, V. Gandon*
Pierre and Marie Curie University, Paris, France and University of California at Berkeley, USA
19 August 2011 (online)
The authors report the highly efficient synthesis of a new protected borylated alkyne. The utilization of this species in the well studied metal-catalyzed [2+2+2] cycloadditions provides a synthetic path to multifunctionalized oligoarenes which would be otherwise difficult to access.