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Takashi Ooi

Takashi Ooi

D-Index & Metrics

Chemistry

D-Index
79
Citations
19385
World Ranking
3684
National Ranking
210

Overview

Takashi Ooi is affiliated with Nagoya University in Japan and has an extensive research portfolio primarily in the fields of Chemistry and Materials Science. With nearly a hundred publications in Chemistry and dozens in Materials Science, their work spans several subfields such as Organic Chemistry, Materials Chemistry, Inorganic Chemistry, Molecular Biology, and Pharmaceutical Science.

Their primary research topics include Catalytic C-H Functionalization Methods, Radical Photochemical Reactions, Asymmetric Hydrogenation and Catalysis, Crystallization and Solubility Studies, X-ray Diffraction in Crystallography, Chemical Synthesis and Analysis, and Asymmetric Synthesis and Catalysis.

They have published multiple papers in prominent scientific journals. Some of their recent publications are:

  • Urea as a Redox-Active Directing Group under Asymmetric Photocatalysis of Iridium-Chiral Borate Ion Pairs, 2020, Journal of the American Chemical Society
  • Synthesis and enantioseparation of chiral Au13 nanoclusters protected by bis-N-heterocyclic carbene ligands, 2021, Chemical Science
  • Exploiting single-electron transfer in Lewis pairs for catalytic bond-forming reactions, 2020, Chemical Science
  • Catalytic asymmetric synthesis of 5-membered alicyclic α-quaternary β-amino acids via [3 + 2]-photocycloaddition of α-substituted acrylates, 2021, Organic & Biomolecular Chemistry
  • Hydrogen-Atom-Transfer-Mediated Acceptorless Dehydrogenative Cross-Coupling Enabled by Multiple Catalytic Functions of Zwitterionic Triazolium Amidate, 2022, ACS Catalysis

Ooi's research contributions have been disseminated frequently in several scientific venues. The most common publication outlets for their work include:

  • The Cambridge Structural Database
  • Journal of the American Chemical Society
  • Angewandte Chemie International Edition
  • Asian Journal of Organic Chemistry
  • Angewandte Chemie

Collaboration is a significant aspect of Takashi Ooi's research activities. Frequent co-authors include:

  • Kohsuke Ohmatsu
  • Daisuke Uraguchi
  • Mari Kiyokawa
  • Yoshitaka Aramaki
  • Ryuhei Suzuki

Their research encompasses detailed mechanistic studies and innovative synthetic methods in the field of catalysis, integrating aspects of photochemistry, radical reactions, and asymmetry in chemical synthesis. Their work often involves advanced crystallographic analysis and solubility studies to understand molecular structures and reaction outcomes.

Best Publications

  • Enantioselective amino acid synthesis by chiral phase-transfer catalysis.

    Keiji Maruoka;Takashi Ooi

  • Recent advances in asymmetric phase-transfer catalysis.

    Takashi Ooi;Keiji Maruoka

  • Molecular Design of a C2-Symmetric Chiral Phase-Transfer Catalyst for Practical Asymmetric Synthesis of α-Amino Acids

    Takashi Ooi;and Minoru Kameda;Keiji Maruoka

  • Design of N-Spiro C2-Symmetric Chiral Quaternary Ammonium Bromides as Novel Chiral Phase-Transfer Catalysts: Synthesis and Application to Practical Asymmetric Synthesis of α-Amino Acids

    Takashi Ooi;Minoru Kameda;Keiji Maruoka

  • Synergistic Catalysis of Ionic Brønsted Acid and Photosensitizer for a Redox Neutral Asymmetric α-Coupling of N-Arylaminomethanes with Aldimines.

    Daisuke Uraguchi;Natsuko Kinoshita;Tomohito Kizu;Takashi Ooi

  • Practical Catalytic Enantioselective Synthesis of α,α-Dialkyl-α-amino Acids by Chiral Phase-Transfer Catalysis

    Takashi Ooi;Mifune Takeuchi;and Minoru Kameda;Keiji Maruoka

  • Chiral Organic Ion Pair Catalysts Assembled Through a Hydrogen-Bonding Network

    Daisuke Uraguchi;Yusuke Ueki;Takashi Ooi

  • Chiral tetraaminophosphonium salt-mediated asymmetric direct Henry reaction.

    Daisuke Uraguchi;Sawako Sakaki;Takashi Ooi

  • Chiral tetraaminophosphonium carboxylate-catalyzed direct Mannich-type reaction.

    Daisuke Uraguchi;Yusuke Ueki;Takashi Ooi

  • Chiral 1,2,3-Triazoliums as New Cationic Organic Catalysts with Anion-Recognition Ability: Application to Asymmetric Alkylation of Oxindoles

    Kohsuke Ohmatsu;Mari Kiyokawa;Takashi Ooi

  • Design of New Chiral Phase-Transfer Catalysts with Dual Functions for Highly Enantioselective Epoxidation of α,β-Unsaturated Ketones

    Takashi Ooi;Daisuke Ohara;Masazumi Tamura;Keiji Maruoka

  • Fortschritte bei asymmetrischen Phasentransferkatalysen

    Takashi Ooi;Takashi Ooi;Keiji Maruoka

  • Asymmetric organocatalysis of structurally well-defined chiral quaternary ammonium fluorides

    Takashi Ooi;Keiji Maruoka

  • Ligand-enabled multiple absolute stereocontrol in metal-catalysed cycloaddition for construction of contiguous all-carbon quaternary stereocentres

    Kohsuke Ohmatsu;Naomichi Imagawa;Takashi Ooi

  • Designer chiral quaternary ammonium bifluorides as an efficient catalyst for asymmetric nitroaldol reaction of silyl nitronates with aromatic aldehydes

    Takashi Ooi;Kanae Doda;Keiji Maruoka

  • Highly Regio-, Diastereo-, and Enantioselective 1,6- and 1,8-Additions of Azlactones to Di- and Trienyl N-Acylpyrroles

    Daisuke Uraguchi;Ken Yoshioka;Yusuke Ueki;Takashi Ooi

  • Ion-paired chiral ligands for asymmetric palladium catalysis

    Kohsuke Ohmatsu;Mitsunori Ito;Tomoatsu Kunieda;Takashi Ooi

  • Chiral Ammonium Betaines: A Bifunctional Organic Base Catalyst for Asymmetric Mannich-Type Reaction of α-Nitrocarboxylates

    Daisuke Uraguchi;Kyohei Koshimoto;Takashi Ooi

  • Development of highly diastereo- and enantioselective direct asymmetric aldol reaction of a glycinate Schiff base with aldehydes catalyzed by chiral quaternary ammonium salts.

    Takashi Ooi;Minoru Kameda;Mika Taniguchi;Keiji Maruoka

  • Asymmetric strecker reaction of aldimines using aqueous potassium cyanide by phase-transfer catalysis of chiral quaternary ammonium salts with a tetranaphthyl backbone.

    Takashi Ooi;Yukitaka Uematsu;Keiji Maruoka

  • Generation of Chiral Phosphonium Dialkyl Phosphite as a Highly Reactive P-Nucleophile : Application to Asymmetric Hydrophosphonylation of Aldehydes

    Daisuke Uraguchi;Takaki Ito;Takashi Ooi

Frequent Co-Authors

Keiji Maruoka
Keiji Maruoka Kyoto University
Tomoya Miura
Tomoya Miura Kyoto University
Hisashi Yamamoto
Hisashi Yamamoto Chubu University
Susumu Saito
Susumu Saito Nagoya University
Jeffrey S. Johnson
Jeffrey S. Johnson University of North Carolina at Chapel Hill
Toshinori Kinoshita
Toshinori Kinoshita Nagoya University
Seiji Shirakawa
Seiji Shirakawa Nagasaki University
Suljo Linic
Suljo Linic University of Michigan–Ann Arbor
André Luxen
André Luxen University of Liège
Paolo Fornasiero
Paolo Fornasiero University of Trieste

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