An easy access to styrenes: trans aryl 1, 3-, 1, 4-and 1, 5-dienes, and 1, 3, 5-trienes by Hiyama cross-coupling catalyzed by palladium nanoparticles
T Chatterjee, R Dey, BC Ranu
Index: Chatterjee, Tanmay; Dey, Raju; Ranu, Brindaban C. New Journal of Chemistry, 2011 , vol. 35, # 5 p. 1103 - 1110
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Citation Number: 14
Abstract
A convenient and efficient procedure has been developed for the vinylation of aryl-, styrenyl- , cinnamyl-and dienyl-halides by a Pd (0) nanoparticle-catalyzed Hiyama cross-coupling to provide the corresponding dienes and trienes in high yields. The reaction does not require any ligand or co-catalyst, and is carried out using PdCl2 and tetrabutyl ammonium fluoride (TBAF) in THF. Pd nanoparticles are generated in situ and are the active catalytic species ...
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