-
3-Azafluorenone Derivatives with Small HOMO–LUMO Gaps, Allowing Visible-Light Absorption
Toshimichi Kobayashi, Yuki Itabashi, Kento Iwai, Tsuyoshi Inoue, Kei Ohkubo, Haruyasu Asahara
2025年9月3日
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Sulfide Oxidation to Sulfone Using Sodium Chlorite and Hydrochloric Acid in Organic Solvents
Yuki Itabashi, Shuto Ogata, Tsuyoshi Inoue, Haruyasu Asahara, Kei Ohkubo
Molecules 2025年4月25日 研究論文(学術雑誌)
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Tetrabutylammonium Chlorite as an Efficient Oxidant for Controlled Oxidation of Sulfides to Sulfoxides
Yuki Itabashi, Shuto Ogata, Yusuke Shimada, Minato Kondo, Nagatoshi Nishiwaki, Tsuyoshi Inoue, Haruyasu Asahara, Kei Ohkubo
Chemistry – A European Journal 2025年1月7日 研究論文(学術雑誌)
出版者・発行元:Wiley
-
Surface modification of polylactic acid using a photo-activated chlorine dioxide process: surface properties and dissimilar adhesion
Haruyasu Asahara, Weiting Wu, Taka-Aki Asoh, Yu-I Hsu, Tsuyoshi Inoue, Hiroshi Uyama
Materials Advances 2025年 研究論文(学術雑誌)
-
Exploring Nile Red Staining as an Analytical Tool for Surface-Oxidized Microplastics
Wakaba Idehara, Yuya Haga, Hirofumi Tsujino, Yudai Ikuno, Sota Manabe, Mii Hokaku, Haruyasu Asahara, Kazuma Higashisaka, Yasuo Tsutsumi
Environmental Research p. 120934-120934 2025年1月 研究論文(学術雑誌)
出版者・発行元:Elsevier BV
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Treatment of polyethylene microplastics degraded by ultraviolet light irradiation causes lysosome-deregulated cell death
Sota Manabe, Yuya Haga, Hirofumi Tsujino, Yudai Ikuno, Haruyasu Asahara, Kazuma Higashisaka, Yasuo Tsutsumi
Scientific Reports Vol. 14 No. 1 2024年10月14日 研究論文(学術雑誌)
出版者・発行元:Springer Science and Business Media LLC
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Polyethylene, whose surface has been modified by UV irradiation, induces cytotoxicity: A comparison with microplastics found in beaches.
Yudai Ikuno, Hirofumi Tsujino, Yuya Haga, Sota Manabe, Wakaba Idehara, Mii Hokaku, Haruyasu Asahara, Kazuma Higashisaka, Yasuo Tsutsumi
Ecotoxicology and environmental safety Vol. 277 p. 116346-116346 2024年6月1日 研究論文(学術雑誌)
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9-(4-Halo-2,6-xylyl)-10-methylacridinium Ion as an Effective Photoredox Catalyst for Oxygenation and Trifluoromethylation of Toluene Derivatives
Kei Ohkubo, Soichiro Matsumoto, Haruyasu Asahara, Shunichi Fukuzumi
ACS Catalysis 2024年2月16日 研究論文(学術雑誌)
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劣化したマイクロプラスチックが示す細胞毒性機序の解明
Yuya Haga, Sota Manabe, Hirofumi Tsujino, Haruyasu Asahara, Kazuma Higashisaka, Yasuo Tsutsumi
YAKUGAKU ZASSHI Vol. 144 No. 2 p. 177-181 2024年2月1日 研究論文(学術雑誌)
出版者・発行元:Pharmaceutical Society of Japan
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環境中の表面性状を模倣した劣化マイクロプラスチックの作製
Hirofumi Tsujino, Yudai Ikuno, Yuya Haga, Haruyasu Asahara, Kazuma Higashisaka, Yasuo Tsutsumi
YAKUGAKU ZASSHI Vol. 144 No. 2 p. 171-175 2024年2月1日 研究論文(学術雑誌)
出版者・発行元:Pharmaceutical Society of Japan
-
Synthesis of Zwitterionic Phospholipid-Connected Silane Coupling Agents and Their Hybridization with Graphene Oxide
Kanato Arita, Seina Yarimizu, Maiko Moriguchi, Tsuyoshi Inoue, Haruyasu Asahara
Journal of Oleo Science Vol. 73 No. 6 p. 857-863 2024年 研究論文(学術雑誌)
出版者・発行元:Japan Oil Chemists' Society
-
2-Azafluorenone derivatives: Photocatalyst for oxygenation of toluene via electron transfer and hydrogen-atom transfer
Haruyasu Asahara, Yurie Horikawa, Kento Iwai, Nagatoshi Nishiwaki, Kei Ohkubo
Journal of Photochemistry and Photobiology Vol. 15 2023年6月 研究論文(学術雑誌)
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Impact of Degradation of Polyethylene Particles on Their Cytotoxicity
Yudai Ikuno, Hirofumi Tsujino, Yuya Haga, Haruyasu Asahara, Kazuma Higashisaka, Yasuo Tsutsumi
Microplastics Vol. 2 No. 2 p. 192-201 2023年5月22日 研究論文(学術雑誌)
出版者・発行元:MDPI AG
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First synthesis of acylated nitrocyclopropanes.
Kento Iwai, Rikiya Kamidate, Khimiya Wada, Haruyasu Asahara, Nagatoshi Nishiwaki
Beilstein journal of organic chemistry Vol. 19 p. 892-900 2023年 研究論文(学術雑誌)
-
One-step antibacterial modification of polypropylene non-woven fabrics via oxidation using photo-activated chlorine dioxide radicals
Keita Yamamoto, Haruyasu Asahara, Kazuo Harada, Yuki Itabashi, Kei Ohkubo, Tsuyoshi Inoue
Journal of Materials Chemistry B Vol. 11 No. 23 p. 5101-5107 2023年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
-
Chlorine-radical-mediated C–H oxygenation reaction under light irradiation
Yuki Itabashi, Haruyasu Asahara, Kei Ohkubo
Chemical Communications Vol. 59 No. 49 p. 7506-7517 2023年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
-
Immobilization of β-cyclodextrin onto polypropylene nonwoven fabric based on photooxidative surface modification
Keita Yamamoto, Haruyasu Asahara, Maiko Moriguchi, Tsuyoshi Inoue
Polymer Journal 2023年 研究論文(学術雑誌)
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Surface Functionalization of Polypropylene Nonwoven Fabric for Introducing Repeatable Controlled Drug Release Property
Keita Yamamoto, Haruyasu Asahara, Maiko Moriguchi, Tsuyoshi Inoue
2022年4月18日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society ({ACS})
-
Visible-light-induced phosgenation of amines by chloroform oxygenation using chlorine dioxide
Haruyasu Asahara, Nozomi Takao, Maiko Moriguchi, Tsuyoshi Inoue, Kei Ohkubo
Chemical Communications Vol. 58 No. 42 p. 6176-6179 2022年3月2日 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry ({RSC})
-
One-pot chlorocarboxylation of toluenes with chlorine dioxide under photoirradiation
Shohei Ohno, Haruyasu Asahara, Tsuyoshi Inoue, Kei Ohkubo
RSC Advances Vol. 12 No. 48 p. 31412-31414 2022年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
-
Selective utilization of phosphorus compounds by Chaetoceros tenuissimus (Bacillariophyceae): Approach using <scp> 31 P </scp> nuclear magnetic resonance analysis
Haruo Yamaguchi, Masaki Zaima, Masao Adachi, Yuji Tomaru, Haruyasu Asahara, Nagatoshi Nishiwaki
Phycological Research Vol. 70 No. 3 p. 151-159 2022年 研究論文(学術雑誌)
出版者・発行元:Wiley
-
A new approach to 10-arylated 5H-dibenzo[b,f]azepines using syn-selective hydrohalogenation of ethynylaniline
Kento Iwai, Yusuke Mukaijo, Haruyasu Asahara, Nagatoshi Nishiwaki
Organic & Biomolecular Chemistry Vol. 20 No. 28 p. 5543-5550 2022年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
-
A Mechanistic Study for Aziridination of Nitroalkenes Mediated by N-Chlorosuccinimide
Kento Iwai, Khimiya Wada, Feiyue Hao, Haruyasu Asahara, Nagatoshi Nishiwaki
Journal of Oleo Science Vol. 71 No. 6 p. 897-903 2022年 研究論文(学術雑誌)
出版者・発行元:Japan Oil Chemists' Society
-
Development of a synthetic equivalent of α,α-dicationic acetic acid leading to unnatural amino acid derivatives via tetrafunctionalized methanes
Haruyasu Asahara, Atsushi Bonkohara, Masaya Takagi, Kento Iwai, Akitaka Ito, Kotaro Yoshioka, Shinki Tani, Kazuto Umezu, Nagatoshi Nishiwaki
Organic & Biomolecular Chemistry Vol. 20 No. 11 p. 2282-2292 2022年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry (RSC)
-
Epoxidized graphene grid for high-throughput high-resolution cryoEM structural analysis
Junso Fujita, Fumiaki Makino, Haruyasu Asahara, Maiko Moriguchi, Shota Kumano, Itsuki Anzai, Jun-ichi Kishikawa, Yoshiharu Matsuura, Takayuki Kato, Keiichi Namba, Tsuyoshi Inoue
2021年11月18日
出版者・発行元:Cold Spring Harbor Laboratory
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Metal‐Free and syn‐Selective Hydrohalogenation of Alkynes through a Pseudo‐Intramolecular Process
Haruyasu Asahara, Yusuke Mukaijo, Kengo Muragishi, Kento Iwai, Akitaka Ito, Nagatoshi Nishiwaki
European Journal of Organic Chemistry Vol. 2021 No. 42 p. 5747-5755 2021年10月19日 研究論文(学術雑誌)
出版者・発行元:Wiley
-
Surface oxidation of poly(3-hydroxybutyrate-co-3-hydroxyhexanoate) via photo-activated chlorine dioxide radical
Yankun Jia, Weiting Wu, Haruyasu Asahara, Yu- Hsu, Taka-Aki Asoh, Hua Tiang Tan, Kumar Sudesh, Hiroshi Uyama
POLYMER DEGRADATION AND STABILITY Vol. 191 2021年9月 研究論文(学術雑誌)
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Surface modification of poly(phenylene sulfide) using photoinitiated chlorine dioxide radical as an oxidant
Zeying Cao, Yu- Hsu, Atsushi Koizumi, Haruyasu Asahara, Taka-Aki Asoh, Hiroshi Uyama
POLYMER JOURNAL Vol. 53 No. 11 p. 1231-1239 2021年8月 研究論文(学術雑誌)
-
Synthesis of Nitroaromatic Compounds via Three-Component Ring Transformations
Song Thi Le, Haruyasu Asahara, Nagatoshi Nishiwaki
Molecules Vol. 26 No. 3 p. 639-639 2021年1月26日 研究論文(学術雑誌)
出版者・発行元:{MDPI} {AG}
-
Regiodivergent Ring Opening Reactions of 2-Arylated 3-Nitrocyclopropane-1,1-dicarboxylates Leading to Polyfunctionalized Dipoles
Haruyasu Asahara, Nagatoshi Nishiwaki, Rikiya Kamidate
HETEROCYCLES Vol. 103 No. 1 p. 379-379 2021年 研究論文(学術雑誌)
出版者・発行元:The Japan Institute of Heterocyclic Chemistry
-
Surface modification of polycarbonate using the light-activated chlorine dioxide radical
Yankun Jia, Haruyasu Asahara, Yu-I Hsu, Taka-Aki Asoh, Hiroshi Uyama
Applied Surface Science Vol. 530 p. 147202-147202 2020年11月 研究論文(学術雑誌)
出版者・発行元:Elsevier BV
-
One-pot and metal-free synthesis of 3-arylated-4-nitrophenols via polyfunctionalized cyclohexanones from β-nitrostyrenes
Haruyasu Asahara, Minami Hiraishi, Nagatoshi Nishiwaki
Beilstein Journal of Organic Chemistry Vol. 16 p. 1830-1836 2020年7月22日 研究論文(学術雑誌)
出版者・発行元:Beilstein Institut
-
Photooxidation of the ABS resin surface for electroless metal plating
Yankun Jia, Jiaxin Chen, Haruyasu Asahara, Yu-I Hsu, Taka-Aki Asoh, Hiroshi Uyama
Polymer Vol. 200 p. 122592-122592 2020年6月 研究論文(学術雑誌)
出版者・発行元:Elsevier BV
-
Vapochromic Properties of Diethenylpyrrole with Naphthyl Tethers Induced by Formation of a Distorted Structure in the Solid State
Soichi Yokoyama, Haruyasu Asahara, Nagatoshi Nishiwaki
Crystal Growth & Design 2020年3月4日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society ({ACS})
-
Three Step Synthesis of Fully and Differently Arylated Pyridines
Mao Arita, Soichi Yokoyama, Haruyasu Asahara, Nagatoshi Nishiwaki
European Journal of Organic Chemistry Vol. 2020 No. 4 p. 466-474 2020年1月31日 研究論文(学術雑誌)
出版者・発行元:Wiley
-
Non-electronic aromatic ring activation by simple steric repulsion between substituents in 1-methylquinolinium salt systems
Kento Iwai, Soichi Yokoyama, Haruyasu Asahara, Nagatoshi Nishiwaki
Bulletin of the Chemical Society of Japan Vol. 93 No. 1 p. 50-57 2020年 研究論文(学術雑誌)
-
Anion-Capture-Induced Fluorescence Enhancement of Bis(cyanostyryl)pyrrole Based on Restricted Access to a Conical Intersection
Haruyasu Asahara
Bulletin of the Chemical Society of Japan Vol. 92 No. 11 p. 1807-1815 2019年11月15日 研究論文(学術雑誌)
-
Polymer Surface Oxidation by Light-Activated Chlorine Dioxide Radical for Metal–Plastics Adhesion
Yankun Jia, Jiaxin Chen, Haruyasu Asahara, Taka-Aki Asoh, Hiroshi Uyama
ACS Applied Polymer Materials 2019年11月12日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society ({ACS})
-
Non-electronic Activation of Aromatic Ring by Simple Steric Repulsion between Substituents in 1-Methylquinolinium Salt Systems
Haruyasu Asahara
Bulletin of the Chemical Society of Japan Vol. 93 No. 1 2019年10月31日 研究論文(学術雑誌)
-
Facile Synthesis of Onychines
Mao Arita, Soichi Yokoyama, Haruyasu Asahara, Nagatoshi Nishiwaki
Synthesis 2019年5月19日 研究論文(学術雑誌)
出版者・発行元:Georg Thieme Verlag {KG}
-
A Facile Synthesis of Oxiranes Possessing Three or Four Carbonyl Groups
Haruyasu Asahara
Current Organic Chemistry Vol. 23 No. 1 p. 97-102 2019年3月13日 研究論文(学術雑誌)
-
Metal-Free O -Selective Direct Acylation of Amino Alcohols Through Pseudo-Intramolecular Process
Soichi Yokoyama, Hiroshi Shibauchi, Haruyasu Asahara, Nagatoshi Nishiwaki
European Journal of Organic Chemistry Vol. 2019 No. 5 p. 1125-1133 2019年2月7日 研究論文(学術雑誌)
出版者・発行元:Wiley
-
Photochemical C–H oxygenation of side-chain methyl groups in polypropylene with chlorine dioxide
Haruyasu Asahara
Chemical Communications 2019年 研究論文(学術雑誌)
-
Photochemical C–H oxygenation of side-chain methyl groups in polypropylene with chlorine dioxide
Kei Ohkubo, Haruyasu Asahara, Tsuyoshi Inoue
Chemical Communications Vol. 55 No. 32 p. 4723-4726 2019年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry ({RSC})
-
Unsymmetrical Tetra-Acceptor-Substituted Alkenes as Polyfunctionalized Building Blocks: A Divergent Synthesis of Densely Functionalized Pyrrolizines
Haruyasu Asahara
Bulletin of the Chemical Society of Japan 2018年12月15日 研究論文(学術雑誌)
-
Alkynylation and Cyanation of Alkenes Using Diverse Properties of a Nitro Group
Haruyasu Asahara, Ayano Sofue, Yasuyuki Kuroda, Nagatoshi Nishiwaki
The Journal of Organic Chemistry Vol. 83 p. 13691-13699 2018年11月16日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society ({ACS})
-
Phosphine Induced Dimerization of Propargyl Alcohols Leading to Allyl Propargyl Ethers
Haruyasu Asahara
Journal of Oleo Science 2018年 研究論文(学術雑誌)
-
Activation of 1-Methyl-5-nitro-2-pyrimidinone by Dearomatization Using a Secondary Amine
Haruyasu Asahara, Azusa Yasuoka, Nagatoshi Nishiwaki
Heterocycles Vol. 97 p. 253-259 2018年 研究論文(学術雑誌)
-
A direct synthesis of trisubstituted allenes from propargyl alcohols via oxaphosphetane intermediates
Iwai, K., Yokoyama, S., Asahara, H., Nishiwaki, N.
Bulletin of the Chemical Society of Japan Vol. 91 No. 3 p. 337-342 2018年 研究論文(学術雑誌)
-
Phosphine induced dimerization of propargyl alcohols leading to allyl propargyl ethers
Iwai, K., Yokoyama, S., Asahara, H., Nishiwaki, N.
Journal of Oleo Science Vol. 67 No. 6 p. 773-778 2018年 研究論文(学術雑誌)
-
Synthesis of functionalized 4-nitroanilines by ring transformation of dinitropyridone with enaminones
Saki Naito, Soichi Yokoyama, Haruyasu Asahara, Nagatoshi Nishiwaki
TETRAHEDRON LETTERS Vol. 58 No. 50 p. 4699-4702 2017年12月 研究論文(学術雑誌)
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Quantification and Theoretical Analysis of the Electrophilicities of Michael Acceptors
Dominik S. Allgaeuer, Harish Jangra, Haruyasu Asahara, Zhen Li, Quan Chen, Hendrik Zipse, Armin R. Ofial, Herbert Mayr
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY Vol. 139 No. 38 p. 13318-13329 2017年9月 研究論文(学術雑誌)
-
Recent Advances in the Carbon–Carbon Bond-Forming Reactions of N-Acylketimines
Haruyasu Asahara
Synthesis Vol. 49 No. 15 p. 3366-3376 2017年8月
-
Synthesis of Functionalized 3-Cyanoisoxazoles Using a Dianionic Reagent
Kento Iwai, Haruyasu Asahara, Nagatoshi Nishiwaki
JOURNAL OF ORGANIC CHEMISTRY Vol. 82 No. 10 p. 5409-5415 2017年5月 研究論文(学術雑誌)
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Hydrohalogenation of Ethynylpyridines Involving Nucleophilic Attack of a Halide Ion
Kengo Muragishi, Haruyasu Asahara, Nagatoshi Nishiwaki
ACS Omega Vol. 2 No. 4 p. 1265-1272 2017年4月30日 研究論文(学術雑誌)
出版者・発行元:American Chemical Society
-
Direct amino-halogenation and aziridination of the 2-quinolone framework by sequential treatment of 3-nitro-2-quinolone with amine and N-halosuccinimide
Feiyue Hao, Haruyasu Asahara, Nagatoshi Nishiwaki
TETRAHEDRON Vol. 73 No. 9 p. 1255-1264 2017年3月 研究論文(学術雑誌)
-
Tailor-made synthesis of fully alkylated/arylated nicotinates by FeCl3-mediated condensation of enamino esters with enones
Sho Hirai, Yurie Horikawa, Haruyasu Asahara, Nagatoshi Nishiwaki
CHEMICAL COMMUNICATIONS Vol. 53 No. 15 p. 2390-2393 2017年2月 研究論文(学術雑誌)
-
Direct and Efficient Functionalization of the 1-Methyl-2-quinolone Framework
Feiyue Hao, Haruyasu Asahara, Nagatoshi Nishiwaki
13TH GLOBAL CONGRESS ON MANUFACTURING AND MANAGEMENT Vol. 174 p. 1058-1066 2017年 研究論文(国際会議プロシーディングス)
-
Substituent Diversity-directed Synthesis of Nitropyridines and Nitroanilines by Three-component Ring transformation
Haruyasu Asahara
13TH GLOBAL CONGRESS ON MANUFACTURING AND MANAGEMENT Vol. 174 p. 1046-1057 2017年 研究論文(国際会議プロシーディングス)
-
Direct Aziridination of Nitroalkenes Affording N-Alkyl-C-nitroaziridines and the Subsequent Lewis Acid Mediated Isomerization to β-Nitroenamines
Feiyue Hao, Haruyasu Asahara, Nagatoshi Nishiwaki
Organic Letters Vol. 19 No. 19 p. 5442-5445 2017年 研究論文(学術雑誌)
-
Acid promoted dimerization of β-amino-α,β-unsaturated amides affording bis(functionalized) pyrrolinones
Hirai S, Asahara H, Nishiwaki N
Tetrahedron Letters Vol. 57 No. 52 p. 5896-5898 2016年12月 研究論文(学術雑誌)
-
Direct Synthesis of N-Acyl-N,O-hemiacetals via Nucleophilic Addition of Unactivated Amides and Their O-Acetylation: Access to α,α-Difunctionalized N-Acylimines
Asahara H, Inoue K, Tani S, Umezu K, Nishiwaki N
Advanced Synthesis and Catalysis Vol. 358 No. 17 p. 2817-2828 2016年9月 研究論文(学術雑誌)
-
Construction of push—pull systems using β-formyl-β-nitroenamine
Y. Nakaike, H. Asahara, H. Asahara, N. Nishiwaki, N. Nishiwaki
Russian Chemical Bulletin Vol. 65 No. 9 p. 2129-2142 2016年9月
-
Dual Behavior of Iodine Species in Condensation of Anilines and Vinyl Ethers Affording 2-Methylquinolines
Song Thi Le, Chisa Yasuoka, Haruyasu Asahara, Nagatoshi Nishiwaki
MOLECULES Vol. 21 No. 7 2016年7月 研究論文(学術雑誌)
-
Dual Behavior of Iodine Species in Condensation of Anilines and Vinyl Ethers Affording 2-Methylquinolines
Song Thi Le, Chisa Yasuoka, Haruyasu Asahara, Nagatoshi Nishiwaki
MOLECULES Vol. 21 No. 7 2016年7月 研究論文(学術雑誌)
-
A direct and vicinal functionalization of the 1-methyl-2-quinolone framework: 4-alkoxylation and 3-chlorination
Feiyue Hao, Haruyasu Asahara, Nagatoshi Nishiwaki
ORGANIC & BIOMOLECULAR CHEMISTRY Vol. 14 No. 22 p. 5128-5135 2016年6月 研究論文(学術雑誌)
-
Synthesis of 6-substituted 2-phenacylpyridines from 2-(phenylethynyl)pyridine via isoxazolo[2,3-a]pyridinium salt
Song Thi Le, Toshiki Fujimoto, Haruyasu Asahara, Nagatoshi Nishiwaki
ORGANIC & BIOMOLECULAR CHEMISTRY Vol. 14 No. 45 p. 10674-10682 2016年 研究論文(学術雑誌)
-
Chemoselective amination of β-keto amides
Hirai S, Asahara H, Nishiwaki N
Current Organic Chemistry Vol. 20 No. 27 p. 2911-2916 2016年 研究論文(学術雑誌)
-
Investigation of a green oligomer of an indolizine
Haruyasu Asahara, Ayaka Awane, Kengo Muragishi, Ryuichi Sugimoto, Kazuhiko Saigo, Nagatoshi Nishiwaki
ARKIVOC Vol. 2016 p. 259-273 2016年 研究論文(学術雑誌)
-
Synthesis of nitroarenes using three-component ring transformation
Haruyasu Asahara, Song Thi Le, Nagatoshi Nishiwaki
Yuki Gosei Kagaku Kyokaishi/Journal of Synthetic Organic Chemistry Vol. 74 No. 2 p. 130-140 2016年
出版者・発行元:Society of Synthetic Organic Chemistry
-
A direct and vicinal functionalization of the 1-methyl-2-quinolone framework: 4-alkoxylation and 3-chlorination
Feiyue Hao, Haruyasu Asahara, Nagatoshi Nishiwaki
Organic & Biomolecular Chemistry Vol. 14 No. 22 p. 5128-5135 2016年 研究論文(学術雑誌)
出版者・発行元:Royal Society of Chemistry ({RSC})
-
An Alternative Synthetic Approach to 3-Alkylated/Arylated 5-Nitropyridines
Song Thi Le, Haruyasu Asahara, Nagatoshi Nishiwaki
JOURNAL OF ORGANIC CHEMISTRY Vol. 80 No. 17 p. 8856-8858 2015年9月 研究論文(学術雑誌)
-
Erratum: Safe cyano(nitro)methylating reagent - Michael addition of cyano-aci-nitroacetate leading to δ-functionalized α-nitronitriles (Tetrahedron (2014) 70 (6522-6528) DOI: 10.1016/j.tet.2014.07.013)
Asahara H, Muto K, Nishiwaki N
Tetrahedron Vol. 71 No. 32 p. 5159-5159 2015年8月
-
Development of variously functionalized nitrile oxides
Haruyasu Asahara, Keita Arikiyo, Nagatoshi Nishiwaki
BEILSTEIN JOURNAL OF ORGANIC CHEMISTRY Vol. 11 p. 1241-1245 2015年7月 研究論文(学術雑誌)
-
Functionalization of a Pyridine Framework through Intramolecular Reissert-Henze Reaction of N-(Carbamoyloxy)pyridinium Salts and Unexpected Insertion of Ethereal Solvents
Haruyasu Asahara, Asuka Kataoka, Shotaro Hirao, Nagatoshi Nishiwaki
EUROPEAN JOURNAL OF ORGANIC CHEMISTRY Vol. 2015 No. 18 p. 3994-3999 2015年6月 研究論文(学術雑誌)
-
Metal-free Synthesis of 2-Alkenyl/Alkynyl-5-nitropyridines Using a Three-component Ring Transformation
Song Thi Le, Haruyasu Asahara, Nagatoshi Nishiwaki
CHEMISTRY LETTERS Vol. 44 No. 6 p. 776-778 2015年6月 研究論文(学術雑誌)
-
Synthesis of diazabicyclo compounds possessing an α-nitrolactam framework
Asahara H, Takeda S, Saigo K, Nishiwaki N
Tetrahedron Letters Vol. 56 No. 19 p. 2504-2507 2015年5月 研究論文(学術雑誌)
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Synthesis of 2-Aryl-5-Nitropyridines by Three-Component Ring Transformation of 3,5-Dinitro-2-Pyridone (vol 3, 297, 2014)
Song Thi Le, Haruyasu Asahara, Kazuya Kobiro, Ryuichi Sugimoto, Kazuhiko Saigo, Nagatoshi Nishiwaki
ASIAN JOURNAL OF ORGANIC CHEMISTRY Vol. 4 No. 2 p. 94-94 2015年2月
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Tailor-Made Synthesis of N,N,2,6-Tetrasubstituted 4-Nitroanilines by Three-Component Ring Transformation of Dinitropyridone
Song Thi Le, Haruyasu Asahara, Nagatoshi Nishiwaki
EUROPEAN JOURNAL OF ORGANIC CHEMISTRY No. 6 p. 1203-1206 2015年2月 研究論文(学術雑誌)
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安全なシアノニトロメチル化剤としてのシアノアシニトロ酢酸塩とその合成化学的利用
浅原 時泰, 西脇 永敏
オレオサイエンス Vol. 15 No. 4 p. 165-172 2015年 研究論文(学術雑誌)
出版者・発行元:日本油化学会
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Construction of 3,5-dinitrated 1,4-dihydropyridines modifiable at 1,4-positions by a reaction of β-formyl-β-nitroenamines with aldehydes
Asahara H, Hamada M, Nakaike Y, Nishiwaki N
RSC Advances Vol. 5 No. 110 p. 90778-90784 2015年 研究論文(学術雑誌)
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Development of a new palladium catalyst supported on phenolic resin
Nagatoshi Nishiwaki, Sayaka Hamada, Tomoe Watanabe, Shotaro Hirao, Jun Sawayama, Haruyasu Asahara, Kazuhiko Saigo, Toru Kamata, Masahiko Funabashi
RSC ADVANCES Vol. 5 No. 6 p. 4463-4467 2015年 研究論文(学術雑誌)
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Metal-free α-hydroxylation of α-unsubstituted β-oxoesters and β-oxoamides
Asahara H, Nishiwaki N
Journal of Organic Chemistry Vol. 79 No. 23 p. 11735-11739 2014年12月 研究論文(学術雑誌)
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Safe cyano(nitro)methylating reagent—Michael addition of cyano-aci-nitroacetate leading to δ-functionalized α-nitronitriles
Asahara Haruyasu, Muto Kyo, Nishiwaki Nagatoshi
Tetrahedron Vol. 70 No. 37 p. 6522-6528 2014年9月
出版者・発行元:Elsevier Ltd.
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Revisiting Dimerization of Acetoacetamide Leading to 4,6-Dimethyl-2-pyridone-5-carboxamide
Sho Hirai, Haruyasu Asahara, Ryuichi Sugimoto, Kazuhiko Saigo, Nagatoshi Nishiwaki
JOURNAL OF OLEO SCIENCE Vol. 63 No. 9 p. 939-942 2014年9月 研究論文(学術雑誌)
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Smart Decoration of Mesoporous TiO2 Nanospheres with Noble Metal Alloy Nanoparticles into Core-Shell, Yolk-Core-Shell, and Surface-Dispersion Morphologies
Pengyu Wang, Hiroko Tooriyama, Kazuya Yokoyama, Masataka Ohtani, Haruyasu Asahara, Tomoya Konishi, Nagatoshi Nishiwaki, Masahiko Shimoda, Yoshiyuki Yamashita, Hideki Yoshikawa, Kazuya Kobiro
EUROPEAN JOURNAL OF INORGANIC CHEMISTRY No. 26 p. 4254-4257 2014年9月 研究論文(学術雑誌)
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An Efficient Synthesis of Nitrated Cycloalka[b]pyridines
Thi Song Le, Haruyasu Asahara, Nagatoshi Nishiwaki
SYNTHESIS-STUTTGART Vol. 46 No. 16 p. 2175-2178 2014年8月 研究論文(学術雑誌)
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Facilitation of the reduction of Pd(II) by the glass surface - Development of a glass-supported palladium catalyst
Nagatoshi Nishiwaki, Yasuyuki Mori, Erina Fukuoka, Haruyasu Asahara, Shotaro Hirao, Jun Sawayama, Kazuhiko Saigo, Tomoya Konishi, Masahiko Shimoda
CHEMICAL PHYSICS LETTERS Vol. 608 p. 340-343 2014年7月 研究論文(学術雑誌)
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Redox chemistry of nickel(II) complexes supported by a series of noninnocent β-diketiminate ligands
Takaichi J, Morimoto Y, Ohkubo K, Shimokawa C, Hojo T, Mori S, Asahara H, Sugimoto H, Fujieda N, Nishiwaki N, Fukuzumi S, Itoh S
Inorganic Chemistry Vol. 53 No. 12 p. 6159-6169 2014年6月 研究論文(学術雑誌)
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Simple and Selective Synthesis of Nitrosoarenes
Haruyasu Asahara
JOURNAL OF SYNTHETIC ORGANIC CHEMISTRY JAPAN Vol. 72 No. 6 p. 728-729 2014年6月
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Synthesis of 2-Aryl-5-Nitropyridines by Three-Component Ring Transformation of 3,5-Dinitro-2-Pyridone
Thi Song Le, Haruyasu Asahara, Kazuya Kobiro, Ryuichi Sugimoto, Kazuhiko Saigo, Nagatoshi Nishiwaki
ASIAN JOURNAL OF ORGANIC CHEMISTRY Vol. 3 No. 3 p. 297-302 2014年3月 研究論文(学術雑誌)
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Carbamoylnitrile Oxide and Inverse Electron-Demand 1,3-Dipolar Cycloaddition
Nagatoshi Nishiwaki, Haruyasu Asahara
Methods and Applications of Cycloaddition Reactions in Organic Syntheses p. 223-240 2014年2月10日 論文集(書籍)内論文
出版者・発行元:Wiley Blackwell
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An Effect of Microwave Irradiation on Pd/SiC Catalyst for Prolonging the Catalytic Life
Haruyasu Asahara, Yuki Kuribayashi, Pengyu Wang, Kazuya Kobiro, Nagatoshi Nishiwaki
Current Microwave Chemistry Vol. 1 No. 2 p. 142-147 2014年 研究論文(学術雑誌)
出版者・発行元:Bentham Science Publishers
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An NMR study on a pseudo-intramolecular transacylation reaction of an α-aryl-β-keto ester
Hirai S, Asahara H, Hirao S, Sawayama J, Sugimoto R, Saigo K, Nishiwaki N
RSC Advances Vol. 4 No. 10 p. 4889-4892 2014年 研究論文(学術雑誌)
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Kinetic resolution of primary amines via enantioselective N-acylation with acyl chlorides in the presence of supramolecular cyclodextrin nanocapsules
Haruyasu Asahara, Toshiyuki Kida, Takuya Iwamoto, Tomoaki Hinoue, Mitsuru Akashi
TETRAHEDRON Vol. 70 No. 2 p. 197-203 2014年1月 研究論文(学術雑誌)
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Synthesis of vicinally functionalized 1,4-dihydropyridines and diazabicycles via a pseudo-intramolecular process
Nagatoshi Nishiwaki, Shotaro Hirao, Jun Sawayama, Haruyasu Asahara, Ryuichi Sugimoto, Kazuya Kobiro, Kazuhiko Saigo
TETRAHEDRON Vol. 70 No. 2 p. 402-408 2014年1月 研究論文(学術雑誌)
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Cyclodextrin host as a supramolecular catalyst in nonpolar solvents: Stereoselective synthesis of (E)-3-alkylideneoxindoles
Haruyasu Asahara, Toshiyuki Kida, Tomoaki Hinoue, Mitsuru Akashi
Tetrahedron Vol. 69 No. 45 p. 9428-9433 2013年11月11日 研究論文(学術雑誌)
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Reactive 2-quinolones dearomatized by steric repulsion between 1-methyl and 8-substituted groups
Xin Chen, Kazuya Kobiro, Haruyasu Asahara, Kiyomi Kakiuchi, Ryuichi Sugimoto, Kazuhiko Saigo, Nagatoshi Nishiwaki
Tetrahedron Vol. 69 No. 23 p. 4624-4630 2013年6月10日 研究論文(学術雑誌)
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Chiral Recognition and Kinetic Resolution of Aromatic Amines via Supramolecular Chiral Nanocapsules in Nonpolar Solvents
Toshiyuki Kida, Takuya Iwamoto, Haruyasu Asahara, Tomoaki Hinoue, Mitsuru Akashi
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY Vol. 135 No. 9 p. 3371-3374 2013年3月 研究論文(学術雑誌)
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Unique catalytic effect of a cyclodextrin host on photodimerization of coumarin in nonpolar solvents
Haruyasu Asahara, Takuya Iwamoto, Toshiyuki Kida, Mitsuru Akashi
TETRAHEDRON LETTERS Vol. 54 No. 7 p. 688-691 2013年2月 研究論文(学術雑誌)
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Regioselective electrophilic addition vs epoxidation of mCPBA towards anti-Bredt olefin of fulleroid
Naohiko Ikuma, Satoko Sumioka, Haruyasu Asahara, Takumi Oshima
TETRAHEDRON LETTERS Vol. 53 No. 28 p. 3581-3584 2012年7月 研究論文(学術雑誌)
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Versatile Domino Rearrangement of Diphenylhomobenzoquinone Epoxides Induced by CF3SO3H
Haruyasu Asahara, Satoshi Matsui, Yoshiro Masuda, Naohiko Ikuma, Takumi Oshima
EUROPEAN JOURNAL OF ORGANIC CHEMISTRY No. 21 p. 3916-3919 2012年7月 研究論文(学術雑誌)
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Electrophilicities of Bissulfonyl Ethylenes
Haruyasu Asahara, Herbert Mayr
CHEMISTRY-AN ASIAN JOURNAL Vol. 7 No. 6 p. 1401-1407 2012年6月 研究論文(学術雑誌)
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1-[2,2-Bis(phenylsulfonyl)ethenyl]-4-methoxybenzene
Haruyasu Asahara, Peter Mayer, Herbert Mayr
ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE Vol. 68 No. 2 p. O470-U1250 2012年2月 研究論文(学術雑誌)
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2-(4-Methoxybenzylidene)-2H-1,3-benzodithiole 1,1,3,3-tetraoxide
Asahara H, Mayer P, Mayr H
Acta Crystallographica Section E: Structure Reports Online Vol. 68 No. 3 2012年
出版者・発行元:International Union of Crystallographers
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Thermal [2+2] Cycloaddition of Morpholinoenamines with C-60 via a Single Electron Transfer
Tsubasa Mikie, Haruyasu Asahara, Kazuaki Nagao, Naohiko Ikuma, Ken Kokubo, Takumi Oshima
ORGANIC LETTERS Vol. 13 No. 16 p. 4244-4247 2011年8月 研究論文(学術雑誌)
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Kinetic evidence for dihapto (η2) π-aryl participation in acid-catalyzed ring opening of diarylhomobenzoquinone epoxides
Asahara H, Saito K, Ikuma N, Oshima T
Journal of Organic Chemistry Vol. 75 No. 3 p. 733-740 2010年2月 研究論文(学術雑誌)
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Coformational effects in acid-mediated ring opening of epoxides: A prominent role of the oxirane Walsh orbital
Takumi Oshima, Haruyasu Asahara, Emi Kubo, Saki Miyamoto, Kyoko Togaya
ORGANIC LETTERS Vol. 10 No. 12 p. 2413-2416 2008年6月 研究論文(学術雑誌)
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Mechanistic evidence for remote π-aryl participation in acid-catalyzed ring opening of homobenzoquinone epoxides
Oshima T, Asahara H, Koizumi T, Miyamoto S
Chemical Communications No. 15 p. 1804-1806 2008年4月 研究論文(学術雑誌)
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Acid-catalyzed rearrangement of aryl-substituted homobenzoquinone epoxides
H. Asahara, E. Kubo, K. Togaya, T. Koizumi, E. Mochizuki, T. Oshima
ORGANIC LETTERS Vol. 9 No. 17 p. 3421-3424 2007年8月 研究論文(学術雑誌)
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Conformational analysis in the reversible intramolecular [2+2] photocycloaddition of diphenylbicyclo[4.2.0]oct-3-ene-2,5-diones
Haruyasu Asahara, Eiko Mochizuki, Takumi Oshima
TETRAHEDRON LETTERS Vol. 47 No. 45 p. 7881-7884 2006年11月 研究論文(学術雑誌)
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Two conformers of 10,11-dihydro-5H-dibenzo[a,d]cycloheptene spiro-linked with homobenzoquinone epoxide
H Asahara, T Koizumi, E Mochizuki, T Oshima
ACTA CRYSTALLOGRAPHICA SECTION C-CRYSTAL STRUCTURE COMMUNICATIONS Vol. 62 No. 3 p. O136-O138 2006年3月 研究論文(学術雑誌)
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Acid-catalyzed transannular cyclization of 3aH-cyclopentene[8]annulene-1,4-(5H,9aH)-diones and some proposed mechanisms
T Koizumi, K Harada, H Asahara, E Mochizuki, K Kokubo, T Oshima
JOURNAL OF ORGANIC CHEMISTRY Vol. 70 No. 21 p. 8364-8371 2005年10月 研究論文(学術雑誌)