Publications by authors named "Takumi Azuma"

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Chiral Integrated Catalysts Composed of Bifunctional Thiourea and Arylboronic Acid: Asymmetric Aza-Michael Addition of α,β-Unsaturated Carboxylic Acids.
Noboru Hayama, Takumi Azuma, Yusuke Kobayashi, Yoshiji Takemoto

Chem Pharm Bull (Tokyo)· January 2017

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A dual arylboronic acid--aminothiourea catalytic system for the asymmetric intramolecular hetero-Michael reaction of α,β-unsaturated carboxylic acids.
Takumi Azuma, Akihiro Murata, Yusuke Kobayashi, Tsubasa Inokuma, Yoshiji Takemoto

Org Lett· August 2014

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Synthesis and characterization of binary-complex models of ureas and 1,3-dicarbonyl compounds: deeper insights into reaction mechanisms using snap-shot structural analysis.
Takumi Azuma, Yusuke Kobayashi, Ken Sakata, Takahiro Sasamori, Norihiro Tokitoh

J Org Chem· February 2014

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Formal (3+3) cycloaddition of silyl enol ethers catalyzed by trifric imide: domino Michael addition-claisen condensation accompanied with isomerization of silyl enol ethers.
Takumi Azuma, Yoshiji Takemoto, Kiyosei Takasu

Chem Pharm Bull (Tokyo)· January 2012

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Auto-tandem catalysis: facile synthesis of substituted alkylidenecyclohexanones by domino (4+2) cycloaddition-elimination reaction.
Kiyosei Takasu, Toru Tanaka, Takumi Azuma, Yoshiji Takemoto

Chem Commun (Camb)· November 2010

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Synthesis and properties of chiral thioureas bearing an additional function at a remote position tethered by a 1,5-disubstituted triazole.
Kiyosei Takasu, Takumi Azuma, Iderbat Enkhtaivan, Yoshiji Takemoto

Molecules· November 2010

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