Publications (Dr. Takahashi)

  1. Platinum-Catalyzed Degradation of Epoxy Resins in Water under Hydrothermal Conditions for Recovery of Small Organic Molecules
    K. Nozaki, Y. Liao, S. Hosokawa, K. Takahashi, S. Nakagawa, N. Yoshie, Y. Yamasaki
    Bull. Chem. Soc. Jpn. accepted.
    2. Research Square 2024 (preprint) 10.21203/rs.3.rs-5298299/v1
  2. Synergy Effects in a Bimetallic Ru−Pt Alloy Catalyst for Low-H2-Pressure Hydrogenolysis of Low-Density Polyethylene
    Y. Yamazaki, X. Jin, W. Sun, S. Yamamoto, K. Nomoto, K. Takahashi, H. Miura, T. Shishido, A. Nakayama, K. Nozaki
    Chem. Eur. J. in press.
    ChemRxiv 2024 (preprint) 10.26434/chemrxiv-2024-sm1lp
  3. Linear Polyethylene with Ketone Groups for Photodegradability: Higher Efficiency with Side-Chain Carbonyls than In-Chain
    H. Yuan, K. Takahashi, S. Nakagawa, N. Yoshie, K. Nozaki
    ACS Macro Lett. 2025, 14, 1323-1328. 10.1021/acsmacrolett.5c00476
  4. Polyethyleneketones with Controlled Spacer Units: Synthesis, Characterization and Photodegradation
    M. Nobis, K. Takahashi, J. Uchida, S. Nakagawa, N. Yoshie, T. Kato, K. Nozaki
    J. Am. Chem. Soc. 2025, 147, 17034–17041. 10.1021/jacs.5c01664
  5. Exploring biodegradation limits of n-alkanes as polyethylene models using multi-omics approaches
    M. Suzuki, T. Hayashi, K. Takahashi, K. Nozaki, K. Kasuya
    Sci. Total Environ. 2025, 977, 179365. 10.1016/j.scitotenv.2025.179365
  6. High Carbon Recovery in Photocatalytic Degradation of High-Density Polyethylene (HDPE): Blend with Stearic Acid as a Radical Source
    B. Lu, K. Takahashi, K. Nozaki
    ACS Macro Lett. 2025, 14, 231–234. 10.1021/acsmacrolett.4c00726
  7. Ruthenium Complexes Bearing a Tetradentate Hemilabile Ligand: Synthesis, Structure, Hemilabile Feature, and Catalytic Application to C–H Borylation of Unactivated Arenes
    Y. Liao, K. Takahashi, N. Iwasawa
    Organometallics 2025, 44, 189–196. 10.1021/acs.organomet.4c00424 Highlighted in OPR&D.
  8. Crystallization of Strictly Linear Poly(ethylene-ran-acrylic acid) Copolymer: Impacts of Pendant Group Insertion and Hydrogen Bonding
    J. Zhou, K. Takahashi, K. Nozaki, Y. Yamamoto, T. Katashima, N. Yoshie, S. Nakagawa
    Macromolecules 2024, 57, 10176–10191. acs.macromol.4c01250
  9. Aliphatic Polyketones from Alternating Copolymerization of CO and Olefins: Phosphinoamidate Nickel Catalyst, Polymerization Study, Mechanical Properties and Degradations.
    L. Zhu, J. Li, W. -Y. Chen, C. Ziegler, K. Takahashi, K. Nozaki, L. Jia
    ACS Appl. Polym. Mater. 2024, 6, 9829–9836. 10.1021/acsapm.4c01691
  10. Synthesis of Long-Chain Polyamides via Main-Chain Modification of Polyethyleneketones
    Y. Lu, K. Takahashi, J. Zhou, R. Nontarin, S. Nakagawa, N. Yoshie, K. Nozaki
    Angew. Chem. Int. Ed. 2024, 63, e202410849. 10.1002/anie.202410849
  11. Mild Catalytic Degradation of Crystalline Polyethylene Units in Solid State Assisted by Carboxylic Acid Groups
    B. Lu, K. Takahashi, J. Zhou, S. Nakagawa, Y. Yamamoto, T. Katashima, N. Yoshie, K. Nozaki
    J. Am. Chem. Soc. 2024, 146, 19599–19608. 10.1021/jacs.4c07458 Highlighted in Press Release.
  12. Synthesis of novel polymers with biodegradability by main-chain editing of chiral polyketones
    H. Yuan, K. Takahashi, S. Hayashi, M. Suzuki, N. Fujikake, K. Kasuya, J. Zhou, S. Nakagawa, N. Yoshie, C. Li, K. Yamaguchi, K. Nozaki
    J. Am. Chem. Soc. 2024, 146, 13658–13665. 10.1021/jacs.4c04389 Highlighted in Press Release.
    ChemRxiv 2023 (preprint) 10.26434/chemrxiv-2023-wj0p6
  13. Nickel-Catalyzed C(sp3)−O Hydrogenolysis via a Remote Concerted Oxidative Addition and its Application to Degradation of a Bisphenol A-Based Epoxy Resin
    Y. Liao, K. Takahashi, K. Nozaki
    J. Am. Chem. Soc. 2024, 146, 2419–2425. 10.1021/jacs.3c09061 Featured on the cover. Highlighted in OPR&D.
    ChemRxiv 2023 (preprint) 10.26434/chemrxiv-2023-dz9v9-v2
  14. Nickel-Catalyzed Selective Incorporation of Isolated In-Chain Carbonyls into Ethylene/Carbon Monoxide Copolymer Using Metal Carbonyls as a Carbonyl Source
    G. Yonezaki, F. Seidel, K. Takahashi, K. Nozaki
    Bull. Chem. Soc. Jpn. 2023, 96, 545–549. 10.1246/bcsj.20230073 Selected as a Selected Paper. Featured on Back Cover Picture.
  15. Catalytic Synthesis of a Methylmalonate Salt from Ethylene and Carbon Dioxide through Photoinduced Activation and Photoredox-Catalyzed Reduction of Nickelalactones
    K. Takahashi, Y. Sakurazawa, A. Iwai, N. Iwasawa
    ACS Catal. 2022, 12, 3776–3781. 10.1021/acscatal.2c01053
  16. 2-Quinolyl Benzodiazaborine: A Tunable Platform for Aggregation‐Induced Emission Luminogens via Formation of Dimeric Borate Crystals with Acid Additives
    S. Shimo, T. Nakamura, K. Takahashi, N. Toriumi, N. Iwasawa
    ChemPhotoChem 2022, 6, e202100195. 10.1002/cptc.202100195
  17. Reversible C–C Double Bond Cleavage to Form a Metal Carbene and an Alkene Enabled on an Iridium Complex Bearing a Pincer-type Alkoxycarbene Ligand
    K. Takahashi, N. Iwasawa
    Organometallics 2021, 40, 3926–3934. 10.1021/acs.organomet.1c00498
  18. Supramolecular Photocatalysis by Utilizing the Host-Guest Charge-Transfer Interaction: Visible-Light-Induced Generation of Triplet Anthracenes for [4+2] Cycloaddition Reactions
    T. Uchikura, M. Oshima, M. Kawasaki, K. Takahashi, N. Iwasawa
    Angew. Chem. Int. Ed. 2020, 59, 7403–7408. 10.1002/anie.201916732
  19. Mechanistic Investigations of the Ruthenium-Catalyzed Synthesis of Acrylate Salt from Ethylene and CO2
    K. Takahashi, Y. Hirataka, T. Ito, N. Iwasawa
    Organometallics 2020, 39, 1561–1572. 10.1021/acs.organomet.9b00659
  20. Development of N-Phosphinomethyl-Substituted NHC-Nickel(0) Complexes as Robust Catalysts for Acrylate Salt Synthesis from Ethylene and CO2
    K. Takahashi, K. Cho, A. Iwai, T. Ito, N. Iwasawa
    Chem. Eur. J. 2019, 25, 13504–13508. 10.1002/chem.201903625
  21. Self-Assembly of Macrocyclic Boronic Esters Bearing Tellurophene Moieties and Their Guest-Responsive Phosphorescence
    K. Takahashi, S. Shimo, E. Hupf, J. Ochiai, C. A. Brau, W. Delgado, L. Xu, G. He, E. Rivard, N. Iwasawa
    Chem. Eur. J. 2019, 25, 8479–8483. 10.1002/chem.201901319
  22. 1,2-Dihydro-1-hydroxy-2,3,1-benzodiazaborine Bearing an Acridine Moiety as a Circular Dichroism Probe for Determination of Absolute Configuration of Mono-Alcohols
    S. Shimo, K. Takahashi, N. Iwasawa
    Chem. Eur. J. 2019, 25, 3790–3794. 10.1002/chem.201900350
  23. Reactivity of a Ruthenium(0) Complex Bearing a Tetradentate Phosphine Ligand: Applications to Catalytic Acrylate Salt Synthesis from Ethylene and CO2
    T. Ito, K. Takahashi, N. Iwasawa
    Organometallics 2018, 38, 205–209. 10.1021/acs.organomet.8b00789
  24. Dynamic Interconversion between Boroxine Cages Based on Pyridine Ligation
    K. Ono, S. Shimo, K. Takahashi, N. Yasuda, H. Uekusa, N. Iwasawa
    Angew. Chem. Int. Ed. 2018, 57, 3113–3117. 10.1002/anie.201713221
  25. Utilization of Donor–Acceptor Interactions for the Catalytic Acceleration of Nucleophilic Additions to Aromatic Carbonyl Compounds
    T. Uchikura. K. Ono, K. Takahashi, N. Iwasawa
    Angew. Chem. Int. Ed. 2018, 57, 2130–2133. 10.1002/anie.201711726
  26. Ruthenium Catalyzed Hydrogenation of Aldehyde with Synthesis Gas
    K. Takahashi, K. Nozaki
    Org. Lett. 2014, 16, 5846–5849. 10.1021/ol502681y
  27. Tandem Isomerization/Hydroformylation/Hydrogenation of Internal Alkenes to normal-Alcohols Using Rh/Ru Dual or Ternary Catalyst Systems
    Y. Yuki, K. Takahashi, Y. Tanaka, K. Nozaki
    J. Am. Chem. Soc. 2013, 135, 17393–17400. 10.1021/ja407523j
  28. Tandem Hydroformylation/Hydrogenation of Alkenes to normal-Alcohols Using Rh/Ru Dual Catalyst or Ru Single Component Catalyst
    K. Takahashi, M. Yamashita, K. Nozaki
    J. Am. Chem. Soc. 2012, 134, 18746–18757. 10.1021/ja307998h
  29. CpRu/C5Me5/Bisphosphine- or Bisphosphite-Based Catalysts for normal-Selective Hydroformylation
    K. Takahashi, M. Yamashita, Y. Tanaka, K. Nozaki
    Angew. Chem. Int. Ed. 2012, 51, 4283–4387. 10.1002/anie.201108396
  30. High-Yielding Tandem Hydroformylation/Hydrogenation of a Terminal Olefin to Produce a Linear Alcohol Using a Rh/Ru Dual Catalyst System
    K. Takahashi, M. Yamashita, T. Ichihara, K. Nakano, K. Nozaki
    Angew. Chem. Int. Ed. 2010, 49, 4488–4490. 10.1002/anie.201001327 selected as an outside cover, highlighted in ChemCatChem, highlighted at the following blogs, NNNS chemistry blog, ユーキの有機化学Hot Topics

Review articles

  1. 複雑になると話が変わってくる
    K. Takahashi
    化学 80, 38–39 (2025).
  2. 水素を用いた難分解性プラスチックのケミカルリサイクル
    T. Iwasaki, K. Takahashi
    高分子, 73 (5), 201–202 (2024).
  3. パラジウム触媒を用いた芳香族のC–H結合亜鉛化反応
    K. Takahashi
    月刊化学, 化学同人, 2021.
  4. 一酸化炭素のC–O結合の開裂を伴うボロン酸エステルの合成法
    K. Takahashi
    Organometallic News, 近畿化学協会有機金属部会, 2021.
  5. オレフィンのヒドロホルミル化
    K. Takahashi, K. Nozaki
    有機合成のための新触媒反応101, 有機合成化学協会, 2021.
  6. パラジウムによるアミナールのC–N結合切断とアルケン類からの触媒的アミン合成への応用
    K. Takahashi
    有機合成化学協会誌, 有機合成化学協会, 75, 1055–1056 (2017).
  7. Hydroformylation of Epoxides
    K. Takahashi, K. Nozaki
    C-1 Building Blocks in Organic Synthesis 2, Science of Synthesis, Thieme, 207–217 (2014).
  8. ヒドロホルミル化
    K. Takahashi, K. Nozaki
    触媒調製ハンドブック, NTS出版, 370–374 (2011).