2 article(s) from Komeyama, Kimihiro
Nucleophilic and π-electrophilic characters of organometallics depending on the central metals.
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Ni/Cr or Co/Cr-catalyzed NHK reaction.
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Functionalization of alkynes via carbocobaltation.
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Cyclization/borylation of alkynyl iodoarenes using the Co/Cr catalyst.
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Three-component coupling of aryl iodides, arenes, and aldehydes using Co/Cr catalyst (this work).
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Screening of aldehydes in the Co/Cr-catalyzed three-component coupling reaction. All yields are det...
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Screening of aryl iodides in the Co/Cr-catalyzed three-component coupling reaction. All yields are ...
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Screening of allenes in the Co/Cr-catalyzed three-component coupling reaction. All yields are deter...
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Reversed diastereoselectivity using allenyl ethers 5 and 6. a4-chlorobenzaldehyde was used instead ...
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Stoichiometric reaction of phenylchromium(II or III) reagents (reaction 1) and the three-component ...
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The origin of the diastereoselectivity in the present three-component coupling.
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Plausible reaction mechanism of the three-component coupling.
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Beilstein J. Org. Chem. 2018, 14, 1413–1420, doi:10.3762/bjoc.14.118
ORTEP drawing of Z-4ai.
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Isomerization of the stereochemistry of 4ai.
Reaction of cycloalkane-1,2-diones with phenyl vinyl ketone (6a).
Preparation and reactivity of the bisacylated Breslow intermediate 10.
ORTEP drawing of 10.
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Preparation of the iminium salt 12 and its reactivity.
Resting state of the monoacylated Breslow intermediate C.
Beilstein J. Org. Chem. 2017, 13, 1816–1822, doi:10.3762/bjoc.13.176
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