Palladium-catalyzed solid-state borylation of aryl halides using mechanochemistry

This study describes the solid-state palladium-catalyzed cross-coupling between aryl halides and bis(pinacolato)diboron using ball milling. The reactions were completed within 10 min for most aryl halides to afford a variety of synthetically useful arylboronates in high yields. Notably, all experime...

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Main Authors: Koji Kubota, Emiru Baba, Tamae Seo, Tatsuo Ishiyama, Hajime Ito
Format: Article
Language:English
Published: Beilstein-Institut 2022-07-01
Series:Beilstein Journal of Organic Chemistry
Subjects:
Online Access:https://doi.org/10.3762/bjoc.18.86
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author Koji Kubota
Emiru Baba
Tamae Seo
Tatsuo Ishiyama
Hajime Ito
author_facet Koji Kubota
Emiru Baba
Tamae Seo
Tatsuo Ishiyama
Hajime Ito
author_sort Koji Kubota
collection DOAJ
description This study describes the solid-state palladium-catalyzed cross-coupling between aryl halides and bis(pinacolato)diboron using ball milling. The reactions were completed within 10 min for most aryl halides to afford a variety of synthetically useful arylboronates in high yields. Notably, all experimental operations could be performed in air, and did not require the use of large amounts of dry and degassed organic solvents. The utility of this method was further demonstrated by gram-scale synthesis under solvent-free, mechanochemical conditions.
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spelling doaj.art-1009edc495c640f59575e17c829ce2502022-12-22T00:53:09ZengBeilstein-InstitutBeilstein Journal of Organic Chemistry1860-53972022-07-0118185586210.3762/bjoc.18.861860-5397-18-86Palladium-catalyzed solid-state borylation of aryl halides using mechanochemistryKoji Kubota0Emiru Baba1Tamae Seo2Tatsuo Ishiyama3Hajime Ito4Division of Applied Chemistry, Graduate School of Engineering, Hokkaido University, Sapporo, Hokkaido 060-8628, Japan Division of Applied Chemistry, Graduate School of Engineering, Hokkaido University, Sapporo, Hokkaido 060-8628, Japan Division of Applied Chemistry, Graduate School of Engineering, Hokkaido University, Sapporo, Hokkaido 060-8628, Japan Division of Applied Chemistry, Graduate School of Engineering, Hokkaido University, Sapporo, Hokkaido 060-8628, Japan Division of Applied Chemistry, Graduate School of Engineering, Hokkaido University, Sapporo, Hokkaido 060-8628, Japan This study describes the solid-state palladium-catalyzed cross-coupling between aryl halides and bis(pinacolato)diboron using ball milling. The reactions were completed within 10 min for most aryl halides to afford a variety of synthetically useful arylboronates in high yields. Notably, all experimental operations could be performed in air, and did not require the use of large amounts of dry and degassed organic solvents. The utility of this method was further demonstrated by gram-scale synthesis under solvent-free, mechanochemical conditions.https://doi.org/10.3762/bjoc.18.86ball millborylationcross-couplingmechanochemistrysolid-state reaction
spellingShingle Koji Kubota
Emiru Baba
Tamae Seo
Tatsuo Ishiyama
Hajime Ito
Palladium-catalyzed solid-state borylation of aryl halides using mechanochemistry
Beilstein Journal of Organic Chemistry
ball mill
borylation
cross-coupling
mechanochemistry
solid-state reaction
title Palladium-catalyzed solid-state borylation of aryl halides using mechanochemistry
title_full Palladium-catalyzed solid-state borylation of aryl halides using mechanochemistry
title_fullStr Palladium-catalyzed solid-state borylation of aryl halides using mechanochemistry
title_full_unstemmed Palladium-catalyzed solid-state borylation of aryl halides using mechanochemistry
title_short Palladium-catalyzed solid-state borylation of aryl halides using mechanochemistry
title_sort palladium catalyzed solid state borylation of aryl halides using mechanochemistry
topic ball mill
borylation
cross-coupling
mechanochemistry
solid-state reaction
url https://doi.org/10.3762/bjoc.18.86
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AT tamaeseo palladiumcatalyzedsolidstateborylationofarylhalidesusingmechanochemistry
AT tatsuoishiyama palladiumcatalyzedsolidstateborylationofarylhalidesusingmechanochemistry
AT hajimeito palladiumcatalyzedsolidstateborylationofarylhalidesusingmechanochemistry