年別の研究成果
年別の研究成果
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2024
8-Iodoisoquinolinone, a Conformationally Rigid Highly Reactive 2-Iodobenzamide Catalyst for the Oxidation of Alcohols by Hypervalent Iodine
Yakura, T., Fujiwara, T., Asakubo, K., Perumalla, H. N. L., Uzu, M., Okitsu, T., Kasama, K. & Nambu, H., 2024, In: Chemical and Pharmaceutical Bulletin. 72, 2, p. 234-239 6 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access -
Boron Trifluoride-Mediated Domino Dehydration/Electrophilic Cyclization of Silylalkynols Leading to 2,3-Fused Tricyclic Benzofulvenes
Okitsu, T., Yoshikawa, T., Morohashi, M., Aoki, K., Yakura, T., Sakata, K. & Hatano, M., 2024/03/01, In: Organic Letters. 26, 8, p. 1652-1656 5 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
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Dearomative Intramolecular Diels–Alder/Sulfur Extrusion Reaction of Thiophenes with Alkynes Using peri-Substituted Naphthalene as a Tether
Okitsu, T., Shinohara, Y., Luo, H., Hatano, M. & Yakura, T., 2024/02/16, In: Chemistry - An Asian Journal. 19, 4, e202301031.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
1 被引用数 (Scopus) -
Dynamic Kinetic Resolution of 2-Hydroxybiaryl Atropisomers via Lipase-Catalyzed Enantioselective O-Acylation
Kasama, K., 2024/07/12, In: ChemCatChem.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access1 被引用数 (Scopus) -
Efficient and Environmentally Benign Oxidative Cleavage of Pyrrolidine-2-methanols to γ-Lactams Using 2-Iodobenzamide as a Catalyst and Oxone
Perumalla, H. N. L., Fujiwara, T., Okada, M., Asakubo, K., Okitsu, T., Kasama, K., Nambu, H. & Yakura, T., 2024/01/01, In: Chemical and Pharmaceutical Bulletin. 72, 1, p. 75-79 5 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access -
Ring expansion of spirocyclopropanes with stabilized sulfonium ylides: highly diastereoselective synthesis of cyclobutanes
Nambu, H., Onuki, Y., Aso, K., Kanamori, M., Tomohara, K., Tsuge, K. & Yakura, T., 2024/03/14, In: Chemical Communications. 60, 34, p. 4537-4540 4 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access5 被引用数 (Scopus) -
2023
Characterization of retinal chromophore and protonated Schiff base in Thermoplasmatales archaeon heliorhodopsin using solid-state NMR spectroscopy
Suzuki, S., Kumagai, S., Nagashima, T., Yamazaki, T., Okitsu, T., Wada, A., Naito, A., Katayama, K., Inoue, K., Kandori, H. & Kawamura, I., 2023/05, In: Biophysical Chemistry. 296, 106991.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
7 被引用数 (Scopus) -
Ring-Opening Cyclization of Spirocyclopropanes with Stabilized Phosphorus Ylides: Access to Indane and Azulene Skeletons
Onuki, Y., Yamazaki, K., Masuda, Y., Yakura, T. & Nambu, H., 2023/08/10, In: Advanced Synthesis and Catalysis. 365, 15, p. 2536-2544 9 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
3 被引用数 (Scopus) -
Solid-state NMR for the characterization of retinal chromophore and Schiff base in TAT rhodopsin embedded in membranes under weakly acidic conditions
Arikawa, S., Sugimoto, T., Okitsu, T., Wada, A., Katayama, K., Kandori, H. & Kawamura, I., 2023, In: Biophysics and physicobiology. 20, e201017.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access7 被引用数 (Scopus) -
2022
Lipase-Catalyzed Kinetic Resolution of C1-Symmetric Heterocyclic Biaryls
Kasama, K., Hinami, Y., Mizuno, K., Horino, S., Nishio, T., Yuki, C., Kanomata, K., Moustafa, G. A. I., Gröger, H. & Akai, S., 2022/05/01, In: Chemical and Pharmaceutical Bulletin. 70, 5, p. 391-399 9 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access4 被引用数 (Scopus) -
Photoreaction Pathways of Bacteriorhodopsin and Its D96N Mutant as Revealed by in Situ Photoirradiation Solid-State NMR
Shigeta, A., Otani, Y., Miyasa, R., Makino, Y., Kawamura, I., Okitsu, T., Wada, A. & Naito, A., 2022/03, In: Membranes. 12, 3, 279.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access4 被引用数 (Scopus) -
Rapid Synthesis of Polycyclic Aromatic Compounds by Iodocyclization of Ynamides
Okitsu, T., Itoh, M., Inui, A., Muta, E., Nakamoto, R., Adachi, Y., Wada, A. & Hatano, M., 2022/08, In: Asian Journal of Organic Chemistry. 11, 8, e202200275.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
6 被引用数 (Scopus) -
Rhodium(II)-Catalyzed Site-Selective Intramolecular Insertion of Aryldiazoacetates into Unactivated Primary C−H Bond: A Direct Route to 2-Unsubstituted Indanes
Nambu, H., Amano, R., Tamura, T. & Yakura, T., 2022/07/19, In: Advanced Synthesis and Catalysis. 364, 14, p. 2422-2428 7 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
2 被引用数 (Scopus) -
2021
Stereoselective alkylation of oxathiazinane N,O-ketals for the construction of AZA-quaternary carbon centers
Nambu, H., Tanaka, E., Okada, M., Hirosawa, C., Noda, N., Fujiwara, T. & Yakura, T., 2021, In: Heterocycles. 103, 1研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access -
Structure of a retinal chromophore of dark-adapted middle rhodopsin as studied by solid-state nuclear magnetic resonance spectroscopy
Kawamura, I., Seki, H., Tajima, S., Makino, Y., Shigeta, A., Okitsu, T., Wada, A., Naito, A. & Sudo, Y., 2021, In: Biophysics and physicobiology. 18, p. 177-185 9 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
7 被引用数 (Scopus) -
Synthesis of 1-azaazulenes using ring-opening cyclization of spirocyclopropane with amine
Nambu, H., Onuki, Y., Yamazaki, K. & Yakura, T., 2021, In: Heterocycles. 103, 2研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
1 被引用数 (Scopus) -
2020
Enantiodivergent Synthesis of Axially Chiral Biphenyls from σ-Symmetric 1,1'-Biphenyl-2,6-diol Derivatives by Single Lipase-Catalyzed Acylative and Hydrolytic Desymmetrization
Kasama, K., Aoyama, H. & Akai, S., 2020/02/14, In: European Journal of Organic Chemistry. 2020, 6, p. 654-661 8 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
16 被引用数 (Scopus) -
Ring-opening cyclization of spirocyclopropanes using sulfoxonium ylides
Onuki, Y., Nambu, H. & Yakura, T., 2020, In: Chemical and Pharmaceutical Bulletin. 68, 5, p. 479-486 8 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access12 被引用数 (Scopus) -
Synthesis and biological evaluation of 2-epi-jaspine B analogs as selective sphingosine kinase 1 inhibitors
Yang, H., Li, Y., Chai, H., Yakura, T., Liu, B. & Yao, Q., 2020/05, In: Bioorganic Chemistry. 98, 103369.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
16 被引用数 (Scopus) -
Synthesis of sphingosine-related azetidine alkaloids, penaresidins: Construction of highly substituted azetidine rings
Fujiwara, T. & Yakura, T., 2020, In: Heterocycles. 101, 2, p. 383-406 24 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access3 被引用数 (Scopus) -
2019
Chemo- and stereoselective six-membered oxonium ylide formation–[2,3]-sigmatropic rearrangement of 2-diazo-3-ketoesters with dirhodium(II) catalyst and its application to the synthesis of (+)-tanikolide
Jinnouchi, H., Nambu, H., Takahashi, K., Fujiwara, T. & Yakura, T., 2019/04/19, In: Tetrahedron. 75, 16, p. 2436-2445 10 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access7 被引用数 (Scopus) -
Protecting-Group-Free Formal Synthesis of Aspidospermidine: Ring-Opening Cyclization of Spirocyclopropane with Amine Followed by Regioselective Alkylations
Nambu, H., Tamura, T. & Yakura, T., 2019/12/20, In: Journal of Organic Chemistry. 84, 24, p. 15990-15996 7 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access18 被引用数 (Scopus) -
Ring-opening cyclization of spirocyclopropanes with stabilized sulfonium ylides for the construction of a chromane skeleton
Nambu, H., Onuki, Y., Ono, N., Tsuge, K. & Yakura, T., 2019, In: Chemical Communications. 55, 46, p. 6539-6542 4 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access24 被引用数 (Scopus) -
2018
2-Iodo-N-isopropyl-5-methoxybenzamide as a highly reactive and environmentally benign catalyst for alcohol oxidation
Yakura, T., Fujiwara, T., Yamada, A. & Nambu, H., 2018, In: Beilstein Journal of Organic Chemistry. 14, p. 971-978 8 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access12 被引用数 (Scopus) -
Acetic Acid as a Highly Reactive and Easily Separable Catalyst for the Oxidative Cleavage of Tetrahydrofuran-2-methanols to γ-Lactones
Yakura, T., Fujiwara, T., Nishi, H., Nishimura, Y. & Nambu, H., 2018, In: Synlett. 29, 17, p. 2316-2320 5 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
4 被引用数 (Scopus) -
Divergent synthesis of (+)-tanikolide and its analogues employing stereoselective rhodium(II)-catalyzed reaction
Jinnouchi, H., Nambu, H., Fujiwara, T. & Yakura, T., 2018/03/08, In: Tetrahedron. 74, 10, p. 1059-1070 12 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access14 被引用数 (Scopus) -
Divergent total synthesis of penaresidin B and its straight side chain analogue
Fujiwara, T., Hashimoto, K., Umeda, M., Murayama, S., Ohno, Y., Liu, B., Nambu, H. & Yakura, T., 2018/08/30, In: Tetrahedron. 74, 35, p. 4578-4591 14 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
13 被引用数 (Scopus) -
Iodide-Catalyzed Ring-Opening Cyclization of Cyclohexane-1,3-dione-2-spirocyclopropanes
Nambu, H., Onuki, Y., Ono, N. & Yakura, T., 2018/08/06, In: Advanced Synthesis and Catalysis. 360, 15, p. 2938-2944 7 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access16 被引用数 (Scopus) -
Retinal Configuration of ppR Intermediates Revealed by Photoirradiation Solid-State NMR and DFT
Makino, Y., Kawamura, I., Okitsu, T., Wada, A., Kamo, N., Sudo, Y., Ueda, K. & Naito, A., 2018/07/03, In: Biophysical Journal. 115, 1, p. 72-83 12 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access13 被引用数 (Scopus) -
Silyl Group-Directed 6-exo-dig Iodocyclization of Homopropargylic Carbamates and Amides
Okitsu, T., Nakahigashi, H., Sugihara, R., Fukuda, I., Tsuji, S., In, Y. & Wada, A., 2018/12/12, In: Chemistry - A European Journal. 24, 70, p. 18638-18642 5 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
5 被引用数 (Scopus) -
2017
An Efficient Route to Highly Substituted Indoles via Tetrahydroindol-4(5H)-one Intermediates Produced by Ring-Opening Cyclization of Spirocyclopropanes with Amines
Nambu, H., Hirota, W., Fukumoto, M., Tamura, T. & Yakura, T., 2017/11/27, In: Chemistry - A European Journal. 23, 66, p. 16799-16805 7 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access22 被引用数 (Scopus) -
Solid-state nuclear magnetic resonance structural study of the retinal-binding pocket in sodium ion pump rhodopsin
Shigeta, A., Ito, S., Inoue, K., Okitsu, T., Wada, A., Kandori, H. & Kawamura, I., 2017/01/31, In: Biochemistry. 56, 4, p. 543-550 8 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
29 被引用数 (Scopus) -
Total synthesis of myriocin and mycestericin D employing Rh(II)-catalyzed C[sbnd]H amination followed by stereoselective alkylation
Noda, N., Nambu, H., Ubukata, K., Fujiwara, T., Tsuge, K. & Yakura, T., 2017, In: Tetrahedron. 73, 7, p. 868-878 11 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
8 被引用数 (Scopus) -
Total synthesis of sphingofungin E and 4,5-di-epi-sphingofungin E
Noda, N., Nambu, H., Fujiwara, T. & Yakura, T., 2017, In: Chemical and Pharmaceutical Bulletin. 65, 7, p. 687-696 10 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access7 被引用数 (Scopus) -
2016
Acid-Catalyzed Ring-Opening Cyclization of Spirocyclopropanes for the Construction of a 2-Arylbenzofuran Skeleton: Total Synthesis of Cuspidan B
Nambu, H., Ono, N. & Yakura, T., 2016/06/16, In: Synthesis. 48, 12, p. 1892-1901 10 p., ss-2016-c0077-op.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
23 被引用数 (Scopus) -
An efficient method for the synthesis of 2′,3′-nonsubstituted cycloalkane-1,3-dione-2-spirocyclopropanes using (2-bromoethyl)-diphenylsulfonium trifluoromethanesulfonate
Nambu, H., Ono, N., Hirota, W., Fukumoto, M. & Yakura, T., 2016, In: Chemical and Pharmaceutical Bulletin. 64, 12, p. 1763-1768 6 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access22 被引用数 (Scopus) -
Efficient Oxidative Cleavage of Tetrahydrofuran-2-methanols to γ-Lactones by a 2-Iodobenzamide Catalyst in Combination with Oxone®
Yakura, T., Horiuchi, Y., Nishimura, Y., Yamada, A., Nambu, H. & Fujiwara, T., 2016/03/17, In: Advanced Synthesis and Catalysis. 358, 6, p. 869-873 5 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
17 被引用数 (Scopus) -
Involvement of c-Myc-mediated transient receptor potential melastatin 8 expression in oxaliplatin-induced cold allodynia in mice
Mizoguchi, S., Andoh, T., Yakura, T. & Kuraishi, Y., 2016/06, In: Pharmacological Reports. 68, 3, p. 645-648 4 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
20 被引用数 (Scopus) -
Recyclable Magnetic Nanoparticle-Supported Iodoarene Catalysts for Oxidation of 4-Alkoxyphenols to Quinones
Nambu, H., Shimokawa, I., Fujiwara, T. & Yakura, T., 2016/04/01, In: Asian Journal of Organic Chemistry. 5, 4, p. 486-489 4 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access15 被引用数 (Scopus) -
Total Synthesis of (+)-Tanikolide by a Traceless Stereoinduction Method Using Rhodium(II)-Catalyzed Oxonium Ylide Formation-[2,3]-Sigmatropic Rearrangement and NHC-Catalyzed Ring-Expansion Lactonization
Nambu, H., Jinnouchi, H., Fujiwara, T. & Yakura, T., 2016/01/26, In: Synlett. 27, 7, p. 1106-1109 4 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
14 被引用数 (Scopus) -
2015
An efficient synthesis of cycloalkane-1,3-dione-2-spirocyclopropanes from 1,3-cycloalkanediones using (1-aryl-2-bromoethyl)-dimethylsulfonium bromides: Application to a one-pot synthesis of tetrahydroindol-4(5H)-one
Nambu, H., Fukumoto, M., Hirota, W., Ono, N. & Yakura, T., 2015/06/14, In: Tetrahedron Letters. 56, 29, p. 4312-4315 4 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access29 被引用数 (Scopus) -
Asymmetric Total Synthesis of (-)-Englerin A through Catalytic Diastereo- and Enantioselective Carbonyl Ylide Cycloaddition
Hanari, T., Shimada, N., Kurosaki, Y., Thrimurtulu, N., Nambu, H., Anada, M. & Hashimoto, S., 2015/08/01, In: Chemistry - A European Journal. 21, 33, p. 11671-11676 6 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access48 被引用数 (Scopus) -
Catalytic asymmetric synthesis of (-)-E-δ-viniferin via an intramolecular C-H insertion of diaryldiazomethane using Rh2(S-TFPTTL)4
Natori, Y., Ito, M., Anada, M., Nambu, H. & Hashimoto, S., 2015/06/14, In: Tetrahedron Letters. 56, 29, p. 4324-4327 4 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
32 被引用数 (Scopus) -
Diastereo- and enantioselective intramolecular 1,6-C-H insertion reactions of α-diazo esters catalyzed by chiral dirhodium(II) carboxylates
Ito, M., Kondo, Y., Nambu, H., Anada, M., Takeda, K. & Hashimoto, S., 2015/03/11, In: Tetrahedron Letters. 56, 11, p. 1397-1400 4 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
32 被引用数 (Scopus) -
Stereoselective Total Synthesis of Myriocin Using Rhodium(II)-Catalyzed C-H Amination Followed by Alkylation
Nambu, H., Noda, N., Niu, W., Fujiwara, T. & Yakura, T., 2015/11, In: Asian Journal of Organic Chemistry. 4, 11, p. 1246-1249 4 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
Open Access17 被引用数 (Scopus) -
2014
A 2-iodobenzamide catalyst for oxidation of alcohols at room temperature
Yakura, T., Yamada, A., Noda, N., Fujiwara, T. & Nambu, H., 2014/04, In: Asian Journal of Organic Chemistry. 3, 4, p. 421-424 4 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
10 被引用数 (Scopus) -
Asymmetric Total Synthesis of (-)- trans -Blechnic Acid via Rhodium(II)-Catalyzed C-H Insertion and Palladium(II)-Catalyzed C-H Olefination Reactions
Ito, M., Namie, R., Krishnamurthi, J., Miyamae, H., Takeda, K., Nambu, H. & Hashimoto, S., 2014/01, In: Synlett. 25, 2, p. 288-292 5 p., ST-2013-U0890-L.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
28 被引用数 (Scopus) -
Color-discriminating retinal configurations of sensory rhodopsin I by photo-irradiation solid-state NMR spectroscopy
Yomoda, H., Makino, Y., Tomonaga, Y., Hidaka, T., Kawamura, I., Okitsu, T., Wada, A., Sudo, Y. & Naito, A., 2014/07/01, In: Angewandte Chemie - International Edition. 53, 27, p. 6960-6964 5 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
20 被引用数 (Scopus) -
Ring-opening cyclization of cyclohexane-1,3-dione-2-spirocyclopropanes with amines: Rapid access to 2-substituted 4-hydroxyindole
Nambu, H., Fukumoto, M., Hirota, W. & Yakura, T., 2014/08/01, In: Organic Letters. 16, 15, p. 4012-4015 4 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
58 被引用数 (Scopus) -
Useful procedures for fluorocyclization of tryptamine and tryptophol derivatives to 3a-fluoropyrrolo[2,3-b]indoles and 3a-fluorofuro[2,3-b]indoles
Fujiwara, T., Seki, T., Yakura, T. & Takeuchi, Y., 2014/09, In: Journal of Fluorine Chemistry. 165, p. 7-13 7 p.研究成果: ジャーナルへの寄稿 › 学術論文 › 査読
25 被引用数 (Scopus)