Iridium-catalysed borylation of sterically hindered C(sp3)–H bonds: remarkable rate acceleration by a catalytic amount of potassium tert-butoxide

Toshimichi Ohmura; Takeru Torigoe; Michinori Suginome

doi:10.1039/C4CC01262C

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Iridium-catalysed borylation of sterically hindered C(sp³)–H bonds: remarkable rate acceleration by a catalytic amount of potassium tert-butoxide†

Toshimichi Ohmura,*^a Takeru Torigoe^a and Michinori Suginome*^a

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* Corresponding authors

^a Department of Synthetic Chemistry and Biological Chemistry, Graduate School of Engineering, Kyoto University, Katsura, Nishikyo-ku, Kyoto 615-8510, Japan
E-mail: ohmura@sbchem.kyoto-u.ac.jp, suginome@sbchem.kyoto-u.ac.jp
Fax: +81-75-383-2722
Tel: +81-75-383-2723

Abstract

The C(sp³)–H bonds located on the methyl groups of an isopropyl group participate in iridium-catalysed C–H borylation with bis(pinacolato)diboron via a significant rate acceleration caused by a catalytic amount of t-BuOK.

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Article information

DOI: https://doi.org/10.1039/C4CC01262C
Article type: Communication
Submitted: 18 Feb 2014
Accepted: 16 Mar 2014
First published: 06 May 2014

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Chem. Commun., 2014,50, 6333-6336

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Iridium-catalysed borylation of sterically hindered C(sp³)–H bonds: remarkable rate acceleration by a catalytic amount of potassium tert-butoxide

T. Ohmura, T. Torigoe and M. Suginome, Chem. Commun., 2014, 50, 6333 DOI: 10.1039/C4CC01262C

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