触媒化学研究室
工学院大学 工学部 応用化学科
Catalytic Chemistry Laboratory
Department of Applied Chemistry, Faculty of Engineering,
Kogakuin University

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WORKS

2022

Formation of Ir-MgO Solid Solutions Analyzed with X-ray Absorption Spectroscopy
Catal. Surv. Asia., in press.
K. Okumura, H. Hoshi, H. Iiyoshi

Formation of a Pt-MgO Solid Solution: Analysis by X-ray Absorption Fine Structure Spectroscopy
ACS Omega, 7 (2022) 27458.
K. Okumura, H. Hoshi, H. Iiyoshi, H. Takaba

One-pot production of dioctyl ether from 1,2-octanediol over rutile-titania-supported palladium-tungsten catalyst
Mol. Catal., 523, (2022) 11208.
Y. Nakagawa, H. Hayasaka, T. Asano, M. Tamura, K. Okumura, K. Tomishige

Mg-stabilized subnanometer Rh particles in zeolite Beta as highly efficient catalysts for selective hydrogenations
J. Catal. 405 (2022) 489.
H. Zhang, L. Zhong, I.B. Samsudin, K. Okumura, H.-R. Tan, S. Li,S. Jaenicke, G.-K.Chuah

2021

Inclusion of Bidentate Phosphine Molecules in the Supercage of FAU Zeolite
Micropor. Mespor. Mater., 327 (2021) 111387.
Kazu Okumura, Sachiko Morita, Akimichi Ohtsuki, Hiromitsu Takaba

X線吸収微細構造法による担持金属・酸化物触媒の局所構造解析
Journal of the Society of Inorganic Materials, Japan, 28 (2021) 451.
奥村和・伊奈稔哲

Spontaneous formation and catalysis of highly dispersed Pd0 on *BEA zeolite
Micropor. Mespor. Mater., 325, 111336, 2021.
Kazu Okumura, Hikaru Iiyoshi

Position and Lewis acidic property of active cobalt species on MFI zeolite for catalytic methylation of benzene with methane
Micropor. Mespor. Mater., 310, 110649, 2021.
Hitoshi Matsubara, Kana Yamamoto, Etsushi Tsuji, Kazu Okumura, Koshiro Nakamura,Satoshi Suganuma, Naonobu Katada

Volcano-type correlation between particle size and catalytic activity on hydrodechlorination catalyzed by AuPd nanoalloy
Nanoscale Adv., 3, 1496-1501, 2021.
Yuta Uetake, Sachi Mouri,Setsiri Haesuwannakij,Kazu Okumura,Hidehiro Sakurai

Reduction of trans fatty acids in hydrogenated soybean oil using Ni/TiO2 catalysts
Food Chem., 340,127927, 2021.
Hajime Iida, Kohki Takahashi, Atsushi Yanagisawa, Hideki Hashimoto, Akira Igarashi

X-ray Absorption Fine Structure Technique for Nano-Catalytic Materials
S. K. Shinha, M. K. Sanyal, C. K. Loong eds., Advanced Characterization of Nanostructured Materials, Probing the Structure and Dynamics with Synchrotron X-ray and Neutrons
World Scientific Series in Nanoscience an Nanotechnology, Chapter 8, pp. 359-398
Nobuyuki Ichikuni, Kazu Okumura, Yasuhiro Iwasawa

2020

H-*BEA Zeolite-catalyzed Nucleophilic Substitution in Allyl Alcohols Using Sulfonamides, Amides, and Anilines
EurJOC, 2020, 4309-4318, 2020.
Akimichi Ohtsuki, Shunsuke Aoki, Ryo Nishida, Sachiko Morita, Takeshi Fujii, Kazu Okumura

Reactivity of Methane and Benzene over Metal/MFI Zeolite Analyzed with Temperature-Programmed Reaction Technique
ChemCatChem, 2020, 2333-2340, 2020.
Koshiro Nakamura, Kazu Okumura, Etsushi Tsuji, Satoshi Suganuma, Naonobu Katada

Steam reforming of toluene over Ru/SrCO3-Al2O3 catalyst under extremely low steam-to-carbon ratio conditions
Fuel, 272, 117703, 2020
Hajime Iida, Shuntaro Deguchi, Miyu Torigai, Yuki Osawa

Comparative study of direct methylation of benzene with methane on cobalt-exchanged ZSM-5 and ZSM-11 zeolites
Appl. Catal. A, 601, 117661, 2020.
Peidong Hu, Koshiro Nakamura, Hitoshi Matsubara, Kenta Iyokia, Yutaka Yanaba, Kazu Okumura, Tatsuya Okubo, Naonobu Katada, Toru Wakihara

Tungsten-zirconia-supported rhenium catalyst combined with a deoxydehydration catalyst for the one-pot synthesis of 1,4-butanediol from 1,4-anhydroerythritol
Reaction Chemistry & Engineering, 2020.
Tianmiao Wang, Yoshinao Nakagawa, Masazumi Tamur, Kazu Okumura, Keiichi Tomishige

2019

Selective hydrogenolysis of glycerol to 1,3-propanediol over rhenium oxide-modified iridium nanoparticles coating rutile titania support
ACS Catal., 9, 10913-10930, 2019.
Yosuke Nakaji, Daisuke Kobayashi, Yoshinao Nakagawa, Masazumi Tamura, Kazu Okumura, Keiichi Tomishige

Mechanism of Formation of Highly Dispersed Metallic Ruthenium Particles on Ceria Support by Heating and Reductiona
J. Phys. Chem. C, 123, 20817, 2019.
Yosuke Nakaji, Daisuke Kobayashi, Yoshinao Nakagawa, Masazumi Tamura, Kazu Okumura, Keiichi Tomishige

Direct immobilization of triphenylphosphine palladium complexes on the external surface of zeolite beta
Micropor. Mesopor. Mater., 288, 109571, 2019.
Kazu Okumura, Kakeru Sato, Keisuke Kamioka, Yuito Koga

Acylation of anisole with carboxylic acids catalyzed by tungsten oxide supported on titanium dioxide
Molecular Catalysis, 475, 110410, 2019.
Kazu Okumura, Masaki Iida, Hajime Yamashita

2018

Direct Inclusion of Phosphine Derivatives in the Pores of Zeolite beta
Micropor. Mesopor. Mater., 268, 285-292, 2018.
Kazu Okumura, Keisuke Okazaki, Hajime Yamashita, Yuito Koga

Production of diethyl carbonate from ethylene carbonate and ethanol over supported fluoro-perovskite catalysts
Catal. Commun., 108, 7-11, 2018.
Hajime Iida, Ryuhei Kawaguchi, Kazu Okumura

Mechanistic Study of Hydrogen-Driven Deoxydehydration over Ceria-Supported Rhenium Catalyst Promoted by Au Nanoparticles
ACS Catal., 8, 584-595, 2018.
Yoshinao Nakagawa , Shuhei Tazawa, Tianmiao Wang, Masazumi Tamura , Norihito Hiyoshi, Kazu Okumura, and Keiichi Tomishige

Selective hydrogenation of phenol to cyclohexanone by SiO2-supported rhodium nanoparticles under mild conditions
J. Catal., 364, 354-365, 2018.
Hongwei Zhang, Aijuan Han, Kazu Okumura, Lixiang Zhong, Shuzhou Li, Stephan Jaenicke, Gaik-Khuan Chuah

2017

Direct Inclusion of Triphenylmethane and Triphenylsilane into the Pores of Zeolite Y
Micropor. Mesopor. Mater., 248, 122-128, 2017.
Kazu Okumura, Hiroki Takahashi, Hiromitsu Takaba

Direct Inclusion of Triphenylphosphine Derivatives into the Zeolite Y Supercage
Micropor. Mesopor. Mater., 241, 400-408, 2017.
Kazu Okumura, Masakazu Nakanishi, Hiromitsu Takaba

Steam reforming of toluene over Ru/SrCO3-Al2O3 catalysts
Fuel Process. Technol., 168, 50-57, 2017.
Hajime Iida, Akito Fujiyama, Akira Igarashi, Kazu Okumura

The Impact of the Polymer Chain Length on the Catalytic Activity of Poly(N-vinyl-2-pyrrolidone)-supported Gold Nanoclusters
Scientific Reports, 7, 9579, 2017.
Setsiri Haesuwannakij, Tetsunari Kimura, Yuji Furutani, Kazu Okumura, Ken Kokubo, Takao Sakata, Hidehiro Yasuda, Yumi Yakiyama, Hidehiro Sakurai

2016

Oxidation-resistive copper nanoparticles: photoreduction synthesis and their oxidation state measurements by XAFS and HRTEM
Journal of Physics: Conference Series,712, 012120, 2016.
H. Tanaka, T. Aoki, M. Yonemura, M. Miyagawa, K. Okumura

Deoxydehydration with Molecular Hydrogen over Ceria-Supported Rhenium Catalyst with Gold Promoter
ACS Catal., 6, 6393-6397, 2016.
Shuhei Tazawa, Nobuhiko Ota, Masazumi Tamura, Yoshinao Nakagawa, Kazu Okumura, Keiichi Tomishige

Precious metal-like oxide-free copper nanoparticles: high oxidation resistance and geometric structure
RSC Adv., 6, 104560-104565, 2016.
Masaya Miyagawa, Toshiki Maeda, Ryo Tokuda, Akane Shibusawa, Takuya Aoki, Kazu Okumura, Hideki Tanaka

Precious metal-like oxide-free copper nanoparticles: high oxidation resistance and geometric structure
RSC Adv., 6, 104560-104565, 2016.
Masaya Miyagawa, Toshiki Maeda, Ryo Tokuda, Akane Shibusawa, Takuya Aoki, Kazu Okumura, Hideki Tanaka

Hydrogenation of dicarboxylic acids to diols over Re?Pd catalysts
Catal. Sci. Technol., 6, 5668, 2016.
Yasuyuki Taked, Masazumi Tamura, Yoshinao Nakagawa, Kazu Okumura, Keiichi Tomishige

Direct Inclusion of Triphenylamine into the Supercage of Zeolite Y
Chem. Lett., 45, 5223-525, 2016
Kazu Okumura, Masakazu Nakanishi, Yujiro Kikuchi and Tomoyuki Kouno

Inclusion of Triphenylphosphine in the Supercage of Zeolite Y
Chem. Lett., 45, 427-429, 2016.
Kazu Okumura, Masakazu Nakanishi, Yujiro Kikuchi, Tomoyuki Kouno

Formation and Catalysis of Au Nanoparticles Generated through the Physical Mixing of AuCl(PPh3) and Oxides
Synlett, 27, 1223-1226, 2016.
Kazu Okumura

Steam reforming of dodecane and toluene over Ru/12SrO-7Al2O3 (S12A7) catalysts
Fuel Proc. Technol., 142, 397-402, 2016
Hajime Iida, Naoto Onuki, Takashi Numa, Akira Igarashi

2015

Characterization of Re-Pd/SiO2 catalysts for hydrogenation of stearic acid
ACS Catalysis, 5 (11) 7034-7047, 2015.
Yasuyuki Takeda, Masazumi Tamura, Yoshinao Nakagawa, Kazu Okumura, Keiichi Tomishige

Ru/12SrO-7Al2O3 (S12A7) catalyst prepared by physical mixing with Ru (PPh3)3Cl2 for steam reforming of toluene
Catal. Commun., 72, 101-104, 2015.
Hajime Iida, Kazuhide Noguchi, Takashi Numa, Akira Igarashi, Kazu Okumura

Catalytic dehydrogenation of alcohol over solid-state molybdenum sulfide clusters with an octahedral metal framework
Mater. Res. Bull., 72, 188-190, 2015.
Satoshi Kamiguchi, Kazu Okumura, Sayoko Nagashima, Teiji Chihara

Hydrogenation of soybean oil over various platinum catalysts: Effects of support materials on trans fatty acid levels
Catal. Commun., 62, 1-5, 2015.
Hajime Iida, Daigo Itoh, Satoshi Minowa, Atsushi Yanagisawa, and Akira Igarashi

Assignments of Bending Vibrations of Ammonia Adsorbed on Surfaces of Metal Oxides
Catal. Lett., 145 (10) 1904-1912, 2015.
Satoshi Suganuma, Yuta Murakami, Jota Ohyama, Tatsuya Torikai, Kazu Okumura and Naonobu Katada

Promoting Effect of Trace Pd on Hydrotalcite-Derived Ni/Mg/Al Catalyst in Oxidative Steam Reforming of Biomass Tar
Appl. Catal. B, 179, 412-421, 2015.
Masazumi Tamura, Masazumi Tamura, Yoshinao Nakagawa, Kazu Okumura, Keiichi Tomishige

Partial oxidation of alcohols with O2 catalyzed by Ru0/Al2O3
Chem. Lett.,44 (8) 1122-1124, 2015.
Takashi Numa, Atsushi Kimura, Kazu Okumura

Thermal Activation of Solid-State Molybdenum Halide Clusters with an Octahedral Cluster Framework and their Application to Catalytic Synthesis of 3-Methylpyridine from Piperidine and Methanol
Bull. Chem. Soc. Jap., 88, 1116-1122, 2015.
Satoshi Kamiguchi, Ryu Kajio, Hitomi Yamada, Hidetaka Yuge, Kazu Okumura, Hajime Iida, Sayoko Nagashima, Teiji Chihara

Solid-State molybdenum sulfide clusters with an octahedral metal framework as hydrogenation, dehydrogenation, and hydrogenolysis catalysts similar to the platinum group metals
Appl. Catal. A, 505, 417-421, 2015.
Satoshi Kamiguchi, Kanako Arai, Kazu Okumura, Hajime Iida, Sayoko Nagashima, Teiji Chihara

Suzuki Coupling Reactions Catalyzed by PdO Dispersed on Dealuminated Y Zeolite in Air under Ambient Conditions
ChemPhysChem, 16(8) 1719-26, 2015.
Kazu Okumura, Takumi Mushiake, Yu Matsui, Akira Ishii

Relationship between activation energy and pre-exponential factor normalized by the number of Bronsted acid sites in cracking of short chain alkanes on zeolites
Naonobu Katada, Satoko Sota, Nami Morishita, Kazu Okumura and Miki Niwa
Catal. Sci. & Technol., 5, 1864-1869, 2015.

Post-synthesized zirconium-containing Beta zeolite in Meerwein-Ponndorf-Verley reduction: Pros and cons
Appl. Catal. A, 493, 112-120, 2015.
Jie Wanga, Kazu Okumura, Stephan Jaenicke, Gaik-Khuan Chuah

Comparison of steaming stability of Cu-ZSM-5 with those ofAg-ZSM-5, P/H-ZSM-5, and H-ZSM-5 zeolites as naphtha crackingcatalysts to produce light olefin at high temperatures
Appl. Catal. A, 489, 272-279, 2015.
Kohei Kubo, Hajime Iida, Seitaro Namba, Akira Igarashi

Hydrodeoxygenation of Vicinal OH Groups over Heterogeneous Rhenium Catalyst Promoted by Palladium and Ceria Support
Angew. Chem. Int. Ed., 54, 1897-1900, 2015
Nobuhiko Ota, Masazumi Tamura, Yoshinao Nakagawa, Kazu Okumura, Keiichi Tomishige

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