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Highly selective catalytic trans-hydroboration of alkynes mediated by borenium cations and B(C(6)F(5))(3)

The trans-hydroboration of terminal alkynes mediated by borenium cations [NHC(9-BBN)](+) (NHC = N-heterocyclic carbene, 9-BBN = 9-borabicyclo(3.3.1)nonane) exclusively affords Z-vinylboranes. NHCs and chelating dialkyl substituents on the borenium cation and “non”-basic anions were essential to prec...

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Detalles Bibliográficos
Autores principales: McGough, John S., Butler, Samuel M., Cade, Ian A., Ingleson, Michael J.
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Royal Society of Chemistry 2016
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6006955/
https://www.ncbi.nlm.nih.gov/pubmed/29997833
http://dx.doi.org/10.1039/c5sc04798f