Copper-catalyzed addition of diboron reagents to α,β-acetylenic esters: efficient synthesis of β-boryl-α,β-ethylenic esters

Ji-Eon Lee; Jisook Kwon; Jaesook Yun

doi:10.1039/B716697D

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Copper-catalyzed addition of diboron reagents to α,β-acetylenic esters: efficient synthesis of β-boryl-α,β-ethylenic esters†

Ji-Eon Lee,^a Jisook Kwon^a and Jaesook Yun*^a

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* Corresponding authors

^a Department of Chemistry and Institute of Basic Science, Sungkyunkwan University, Korea
E-mail: jaesook@skku.edu
Fax: +82 31 290 7075
Tel: +82 31 299 4561

Abstract

The efficient copper-catalyzed addition reaction of bis(pinacolato)diboron to α,β-acetylenic esters has been developed, which produces the corresponding β-borylated-α,β-ethylenic esters in high yields under mild reaction conditions.

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Supplementary files

Detailed experimental procedures and characterization for all products PDF (347K)

Article information

DOI: https://doi.org/10.1039/B716697D
Article type: Communication
Submitted: 29 Oct 2007
Accepted: 15 Nov 2007
First published: 05 Dec 2007

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Chem. Commun., 2008, 733-734

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Copper-catalyzed addition of diboron reagents to α,β-acetylenic esters: efficient synthesis of β-boryl-α,β-ethylenic esters

J. Lee, J. Kwon and J. Yun, Chem. Commun., 2008, 733 DOI: 10.1039/B716697D

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Chemical Communications

Copper-catalyzed addition of diboron reagents to α,β-acetylenic esters: efficient synthesis of β-boryl-α,β-ethylenic esters†

Abstract

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Copper-catalyzed addition of diboron reagents to α,β-acetylenic esters: efficient synthesis of β-boryl-α,β-ethylenic esters

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