Kei Ohkubo

ResearcherID Researcher Name Resolver ID ORCID

Publication Activity (10 Years)

Years Active: 2016-2024
Publications (10 Years): 28

Top Topics

Density Functional Theory

Electron Transfer

Top Venues

Chemical communications (Cambridge, England)

Antioxidants (Basel, Switzerland)

Chemical science

This page only lists publications with an associated author ORCID identifier.

Publications

Daisuke Masuda, Ikuo Nakanishi, Kei Ohkubo, Hiromu Ito, Ken-Ichiro Matsumoto, Hiroshi Ichikawa, Moragot Chatatikun, Wiyada Kwanhian Klangbud, Manas Kotepui, Motoki Imai, Fumitaka Kawakami, Makoto Kubo, Hirofumi Matsui, Jitbanjong Tangpong, Takafumi Ichikawa, Toshihiko Ozawa, Hsiu-Chuan Yen, Daret K St Clair, Hiroko P Indo, Hideyuki J Majima
Mitochondria Play Essential Roles in Intracellular Protection against Oxidative Stress-Which Molecules among the ROS Generated in the Mitochondria Can Escape the Mitochondria and Contribute to Signal Activation in Cytosol? Biomolecules 14 (1) (2024)
Daisuke Masuda, Ikuo Nakanishi, Kei Ohkubo, Hiromu Ito, Ken-Ichiro Matsumoto, Hiroshi Ichikawa, Moragot Chatatikun, Wiyada Kwanhian Klangbud, Manas Kotepui, Motoki Imai, Fumitaka Kawakami, Makoto Kubo, Hirofumi Matsui, Jitbanjong Tangpong, Takafumi Ichikawa, Toshihiko Ozawa, Hsiu-Chuan Yen, Daret K St Clair, Hiroko P Indo, Hideyuki J Majima
Mitochondria Play Essential Roles in Intracellular Protection against Oxidative Stress-Which Molecules among the ROS Generated in the Mitochondria Can Escape the Mitochondria and Contribute to Signal Activation in Cytosol? Biomolecules 14 (1) (2024)
Yoshimi Shoji, Yuri Terashima, Kei Ohkubo, Hiromu Ito, Kouichi Maruyama, Shunichi Fukuzumi, Ikuo Nakanishi
Scandium Ion-Promoted Electron-Transfer Disproportionation of 2-Phenyl-4,4,5,5-tetramethylimidazoline-1-oxyl 3-Oxide (PTIO • ) in Acetonitrile and Its Regeneration Induced by Water. International journal of molecular sciences 25 (8) (2024)
Yoshimi Shoji, Yuri Terashima, Kei Ohkubo, Hiromu Ito, Kouichi Maruyama, Shunichi Fukuzumi, Ikuo Nakanishi
Scandium Ion-Promoted Electron-Transfer Disproportionation of 2-Phenyl-4,4,5,5-tetramethylimidazoline-1-oxyl 3-Oxide (PTIO • ) in Acetonitrile and Its Regeneration Induced by Water. International journal of molecular sciences 25 (8) (2024)
Daisuke Masuda, Ikuo Nakanishi, Kei Ohkubo, Hiromu Ito, Ken-Ichiro Matsumoto, Hiroshi Ichikawa, Moragot Chatatikun, Wiyada Kwanhian Klangbud, Manas Kotepui, Motoki Imai, Fumitaka Kawakami, Makoto Kubo, Hirofumi Matsui, Jitbanjong Tangpong, Takafumi Ichikawa, Toshihiko Ozawa, Hsiu-Chuan Yen, Daret K St Clair, Hiroko P Indo, Hideyuki J Majima
Mitochondria Play Essential Roles in Intracellular Protection against Oxidative Stress-Which Molecules among the ROS Generated in the Mitochondria Can Escape the Mitochondria and Contribute to Signal Activation in Cytosol? Biomolecules 14 (1) (2024)
Asuka Bunno, Hajime Shigemitsu, Aya Yoshikawa, Yasuko Osakada, Mamoru Fujitsuka, Fumitaka Ishiwari, Akinori Saeki, Kei Ohkubo, Tadashi Mori, Toshiyuki Kida
Supramolecular nanosheet formation-induced photosensitisation mechanism change of Rose Bengal dye in aqueous media. Chemical communications (Cambridge, England) 60 (7) (2024)
Asuka Bunno, Hajime Shigemitsu, Aya Yoshikawa, Yasuko Osakada, Mamoru Fujitsuka, Fumitaka Ishiwari, Akinori Saeki, Kei Ohkubo, Tadashi Mori, Toshiyuki Kida
Supramolecular nanosheet formation-induced photosensitisation mechanism change of Rose Bengal dye in aqueous media. Chemical communications (Cambridge, England) (2024)
Ikuo Nakanishi, Yoshimi Shoji, Kei Ohkubo, Hiromu Ito, Shunichi Fukuzumi
Water-Induced Regeneration of a 2,2-Diphenyl-1-picrylhydrazyl Radical after Its Scandium Ion-Promoted Electron-Transfer Disproportionation in an Aprotic Medium. Molecules (Basel, Switzerland) 28 (13) (2023)
Yuki Itabashi, Haruyasu Asahara, Kei Ohkubo
Chlorine-radical-mediated C-H oxygenation reaction under light irradiation. Chemical communications (Cambridge, England) (2023)
Naoya Ieda, Akira Nakamura, Natsumi Tomita, Kei Ohkubo, Ryo Izumi, Yuji Hotta, Mitsuyasu Kawaguchi, Kazunori Kimura, Hidehiko Nakagawa
A BODIPY-picolinium-cation conjugate as a blue-light-responsive caged group. RSC advances 13 (38) (2023)
Keita Yamamoto, Haruyasu Asahara, Kazuo Harada, Yuki Itabashi, Kei Ohkubo, Tsuyoshi Inoue
One-step antibacterial modification of polypropylene non-woven fabrics via oxidation using photo-activated chlorine dioxide radicals. Journal of materials chemistry. B (2023)
Haruyasu Asahara, Nozomi Takao, Maiko Moriguchi, Tsuyoshi Inoue, Kei Ohkubo
Visible-light-induced phosgenation of amines by chloroform oxygenation using chlorine dioxide. Chemical communications (Cambridge, England) 58 (42) (2022)
Hajime Shigemitsu, Kei Ohkubo, Kazuhide Sato, Asuka Bunno, Tadashi Mori, Yasuko Osakada, Mamoru Fujitsuka, Toshiyuki Kida
Fluorescein-Based Type I Supramolecular Photosensitizer via Induction of Charge Separation by Self-Assembly. JACS Au 2 (6) (2022)
Ikuo Nakanishi, Yoshimi Shoji, Kei Ohkubo, Megumi Ueno, Kei Shimoda, Ken-Ichiro Matsumoto, Kiyoshi Fukuhara, Hiroki Hamada
Effect of Magnesium Ion on the Radical-Scavenging Rate of Pterostilbene in an Aprotic Medium: Mechanistic Insight into the Antioxidative Reaction of Pterostilbene. Antioxidants (Basel, Switzerland) 11 (2) (2022)
Yuka Tajimi, Yasuhiro Nachi, Ryoko Inada, Ryoga Hashimoto, Mugen Yamawaki, Kei Ohkubo, Toshio Morita, Yasuharu Yoshimi
9-Cyano-10-methoxycarbonylanthracene as a Visible Organic Photoredox Catalyst in the Two-Molecule Photoredox System. The Journal of organic chemistry 87 (11) (2022)
Naoya Ieda, Yuka Yoshikawa, Natsumi Tomita, Kei Ohkubo, Yuji Hotta, Mitsuyasu Kawaguchi, Kazunori Kimura, Hidehiko Nakagawa
Ascorbate-assisted nitric oxide release from photocontrollable nitrosonium ion releasers for potent ex vivo photovasodilation. Chemical communications (Cambridge, England) 58 (60) (2022)
Shohei Ohno, Haruyasu Asahara, Tsuyoshi Inoue, Kei Ohkubo
One-pot chlorocarboxylation of toluenes with chlorine dioxide under photoirradiation. RSC advances 12 (48) (2022)
Ikuo Nakanishi, Yoshimi Shoji, Kei Ohkubo, Shunichi Fukuzumi
Tunneling in the Hydrogen-Transfer Reaction from a Vitamin E Analog to an Inclusion Complex of 2,2-Diphenyl-1-picrylhydrazyl Radical with β-Cyclodextrin in an Aqueous Buffer Solution at Ambient Temperature. Antioxidants (Basel, Switzerland) 10 (12) (2021)
Hajime Shigemitsu, Tomoe Tamemoto, Kei Ohkubo, Tadashi Mori, Yasuko Osakada, Mamoru Fujitsuka, Toshiyuki Kida
A cyanine dye based supramolecular photosensitizer enabling visible-light-driven organic reaction in water. Chemical communications (Cambridge, England) 57 (85) (2021)
Kazuhira Miwa, Shinobu Aoyagi, Takahiro Sasamori, Hiroshi Ueno, Hiroshi Okada, Kei Ohkubo
Anionic Fluorinated Zn-porphyrin Combined with Cationic Endohedral Li-fullerene for Long-Lived Photoinduced Charge Separation with Low Energy Loss. The journal of physical chemistry. B 125 (3) (2021)
Takuya Kodama, Maiko Kubo, Wataru Shinji, Kei Ohkubo, Mamoru Tobisu
Phenylene-bridged bis(benzimidazolium) (BBIm2+): a dicationic organic photoredox catalyst. Chemical science 11 (44) (2020)
Ikuo Nakanishi, Kei Ohkubo, Yoshimi Shoji, Yuya Fujitaka, Kei Shimoda, Ken-Ichiro Matsumoto, Kiyoshi Fukuhara, Hiroki Hamada
Relationship between the radical-scavenging activity of selected flavonols and thermodynamic parameters calculated by density functional theory. Free radical research 54 (7) (2020)
Harunobu Mitsunuma, Shun Tanabe, Hiromu Fuse, Kei Ohkubo, Motomu Kanai
Catalytic asymmetric allylation of aldehydes with alkenes through allylic C(sp3)-H functionalization mediated by organophotoredox and chiral chromium hybrid catalysis. Chemical science 10 (12) (2019)
Yong-Min Lee, Surin Kim, Kei Ohkubo, Kyung-Ha Kim, Wonwoo Nam, Shunichi Fukuzumi
Unified Mechanism of Oxygen Atom Transfer and Hydrogen Atom Transfer Reactions with a Triflic Acid-Bound Nonheme Manganese(IV)-Oxo Complex via Outer-Sphere Electron Transfer. Journal of the American Chemical Society 141 (6) (2019)
Namita Sharma, Jieun Jung, Kei Ohkubo, Yong-Min Lee, Mohamed E El-Khouly, Wonwoo Nam, Shunichi Fukuzumi
Long-Lived Photoexcited State of a Mn(IV)-Oxo Complex Binding Scandium Ions That is Capable of Hydroxylating Benzene. Journal of the American Chemical Society 140 (27) (2018)
Xiao-Fei Chen, Mohamed E El-Khouly, Kei Ohkubo, Shunichi Fukuzumi, Dennis K P Ng
Assemblies of Boron Dipyrromethene/Porphyrin, Phthalocyanine, and C60 Moieties as Artificial Models of Photosynthesis: Synthesis, Supramolecular Interactions, and Photophysical Studies. Chemistry (Weinheim an der Bergstrasse, Germany) 24 (15) (2018)
Kei Ohkubo, Kensaku Hirose
Light-Driven C-H Oxygenation of Methane into Methanol and Formic Acid by Molecular Oxygen Using a Perfluorinated Solvent. Angewandte Chemie (International ed. in English) 57 (8) (2017)
Kei Ohkubo, Atsushi Fujimoto, Shunichi Fukuzumi
Aromatic Monochlorination Photosensitized by DDQ with Hydrogen Chloride under Visible-Light Irradiation. Chemistry, an Asian journal 11 (7) (2016)