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Propargylation of Aldehydes Using Potassium Allenyltrifluoroborate

Túlio R. Couto, Jucleiton J. R. Freitas, Juliano C. R. Freitas, Italo H. Cavalcanti, Paulo H. Menezes, Roberta A. Oliveira*

*Departamento de Química Fundamental, Universidade Federal de Pernambuco, 50740-540 Recife-PE, Brazil, Email: roberta.ayrespq.cnpq.br

T. R. Couto, J. J. R. Freitas, J. C. R. Freitas, I. H. Cavelcanti, P. H. Menezes, R. A. Oliveira, Synthesis, 2015, 47, 71-78.

DOI: 10.1055/s-0034-1379163 (free Supporting Information)


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Abstract

The commercially available resin Amberlyst A-31 promotes a regio- and chemoselective propargylation of aldehydes using potassium allenyltrifluoroborate. This simple method gives products in short reaction times in high yields and purity at room temperature.

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Key Words

propargylation, potassium organotrifluoroborates, Amberlyst A-31


ID: J66-Y2015