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Division of Applied Chemistry, Institute of Engineering, Tokyo University of Agriculture and Technology

論文・著書Publications

Papers 2012–

–2024–
(107) Shun Sunagawa, Yoko Tezuka, Akira Tsubouchi, Akira Yoshimura, Akio Saito*
Synthesis of N-triflyl aldimines catalyzed by imino-λ
3-iodane
Org. Chem. Front., 2024, 11 (17), 4716 - 4721 (DOI: 10.1039/D4QO00875H) 【abstract】

(106) Akira Yoshimura*, Kim Ngo, Irina A. Mironova, Zachary S. Gardner, Nami Ogura, Akiharu Ueki, Mekhman S. Yusubov, Akio Saito, Viktor V. Zhdankin*
Generation of benzyne from aryl benziodoxaborole triflate under aqueous conditions and its reactions with alkyl aryl sulfides
Arkivoc, 2024, (1), 202412213. (DOI:10.24820/ark.5550190.p012.213) 【abstract】

(105) Akira Yoshimura*, Kim Ngo, Irina A. Mironova, Zachary S. Gardner, Gregory T. Rohde, Nami Ogura, Akiharu Ueki, Mekhman S. Yusubov, Akio Saito, Viktor V. Zhdankin*
Pseudocyclic Arylbenziodoxaboroles as Water-Triggered Aryne Precursors in Reactions with Organic Sulfides
Org. Lett., 2024, 26 (9), 1891-1895. (DOI:10.1021/acs.orglett.4c00197) 【abstract】

(104) Yuki Umakoshi, Akira Tsubouchi, Akira Yoshimura, Akio Saito*
Hypervalent Iodine(III) Catalysis Using a Sulfoxide Oxidant for the Dehydrogenative Cycloisomerization–Arylation of 2-Propargyl 1,3-Dicarbonyl Compounds
Eur. J. Org. Chem., 2024, 27 (8), e202301241. (DOI: 10.1002/ejoc.202301241) 【abstract】

(103) Haruki Sakagami, Akira Tsubouchi, Akio Saito *
Fluorocyclization of 2-Alkynylbenzoates: Synthesis of Fluorinated Isocoumarins by N-Fluoropyridinium Salts
Adv. Synth. Catal., 2024, 366 (3), 533-540. (DOI: 10.1002/adsc.202301460) 【abstract】

(102) Christopher D. Huss, Akira Yoshimura*, Gregory T. Rohde*, Irina A. Mironova, Pavel S. Postnikov, Mekhman S. Yusubov, Akio Saito, and Viktor V. Zhdankin*
Preparation and X-ray Structural Study of Dibenzobromolium and Dibenzochlorolium Derivatives
ACS Omega, 2024,9(2), 2664–2673. (DOI: 10.1021/acsomega.3c07512) 【abstract】

(101) Daigo Uehara, Sota Adachi, Akira Tsubouchi, Yohei Okada, Viktor V. Zhdankin, Akira Yoshimura, Akio Saito *
Peptide Coupling using Recyclable Bicyclic Benziodazolone
Chem. Commun., 2024, 60(8), 956 - 959. (DOI: 10.1039/D3CC04431A) 【abstract】
Selected as Front Cover

–2023–
(100) Yuki Umakoshi, Kazushige Wakisaka, Akira Tsubouchi, Akira Yoshimura, Akio Saito*
Iodine(III)-Catalyzed Dehydrogenative Cycloisomerization-Arylation Sequence of 2-Propargyl 1,3-Dicarbonyl Compounds
Org. Chem. Front., 2023, 10(22), 5710 - 5716. (DOI: 10.1039/D3QO01350B) 【abstract】

(99) Sae Tsubata, Akira Tsubouchi, Akio Saito*
Iodine-Catalyzed Cyclization-Allylation of N-Allyl-2-alkynylanilines via Iodocyclization-Rearrangement- Deiodination Sequence
Org. Chem. Front., 2023, 10(11), 2618-2623. (DOI: 10.1039/D3QO00315A) 【abstract】
Selected as Front Cover

(98) Akira Yoshimura,* Akio Saito, Viktor V. Zhdankin*
Recent Progress in Synthetic Applications of Cyclic Hypervalent Iodine(III) Reagents (Review)
Adv. Synth. Catal., 2023, 365 (16), 2653-2675. (DOI: 10.1002/adsc.202300275) 【abstract】
Selected as VIP (Very Important Publication)
Highlighted in a Cover Picture


(97) Daisuke Sato, Akira Tsubouchi, Yuichiro Watanabe, Keiichi Noguchi, Kazunori Miyamoto, Masanobu Uchiyama, Akio Saito*
Cycloisomerization of Enynones by Aluminum Halides: Construction of Bicyclo[3.1.0]hexanes with Introducing Halides
Org. Chem. Front., 2023, 10 (5), 1112-1118. (DOI: 10.1039/D2QO01845D) 【abstract】
Selected as Front Cover

–2022–
(96) Shun Sunagawa, Fumiya Morisaki, Takafumi Baba, Akira Tsubouchi, Akira Yoshimura, Kazunori Miyamoto, Masanobu Uchiyama, Akio Saito*
In Situ Generation of N-Triflylimino-λ3-iodanes: Application to Imidation of Phosphines and Catalytic α-Amidation of 1,3-Dicarbonyl Compounds
Org. Lett. 2022, 24 (28), 5230–5234 (DOI: 10.1021/acs.orglett.2c02264 ) 【abstract】
Highlighted in Organic Chemistry Portal

(95) Irina A. Mironova, Valentine G. Nenajdenko, Pavel S. Postnikov, Akio Saito, Mekhman S. Yusubov,* Akira Yoshimura*
Efficient Catalytic Synthesis of Condensed Isoxazole Derivatives via Intramolecular Oxidative Cycloaddition of Aldoximes
Molecules 2022, 27 (12), 3860 (DOI: 10.3390/molecules27123860) 【abstract】

(94) Yuki Umakoshi, Yusuke Takemoto, Akira Tsubouchi, Viktor V. Zhdankin, Akira Yoshimura, Akio Saito*
Dehydrogenative Cycloisomerization/Arylation Sequence of N-Propargyl Carboxamides with Arenes by Iodine(III)-Catalysis
Adv. Synth. Catal. 2022, 364 (12), 2053-2059 (DOI: 10.1002/adsc.202200219) 【abstract】
Selected as VIP (Very Important Publication)
Highlighted in a Cover Picture


–2021–

(93) Michael T. Shea, Gregory T. Rohde, Yulia A. Vlasenko, Pavel S. Postnikov, Mekhman S. Yusubov, Viktor V. Zhdankin,* , Akio Saito,* Akira Yoshimura*
Convenient Synthesis of Benziodazolone: New Reagents for Direct Esterification of Alcohols and Amidation of Amines
Molecules 2021, 26 (23), 7355. (DOI: 10.3390/molecules26237355) 【abstract】

(92) Sho Amemiya, Yui Takahashi, Akira Tsubouchi, Akio Saito*
Domino Synthesis of 4-Alkylidene-3,4-dihydro-2H-pyrroles from Homopropargyl Sulfonamides and Aldehydes
Eur. J. Org. Chem. 2021, (41), 5717-5724. (DOI: 10.1002/ejoc.202101118) 【abstract】

(91) Akira Yoshimura,* Christopher D. Huss, Akio Saito, Tsugio Kitamura,* Viktor V. Zhdankin*
2-Iodosylbenzoic acid activated by trifluoromethanesulfonic anhydride: efficient oxidant and electrophilic reagent for preparation of iodonium salts
New J. Chem. 2021, 45, 16434-16437. (DOI: 10.1039/D1NJ03787K) 【abstract】

(90) Akio Saito*
Metal-Free Synthesis of Heterocycles via Activation of Alkynes by Hypervalent Iodine.
J. Synth. Org. Chem. Jpn. 2021, 79, 766–776. (10.5059/yukigoseikyokaishi.79.766)
(account)

(89) Akira Yoshimura,* Christopher D. Huss, Mackenzie Liebl, Gregory T. Rohde,* Scott M. Larson, Gunnar B. Frahm, Mattew W. Luedtke, Tanner J. Schumacher, Zachary S. Gardner, Viktor V. Zhdankin, Pavel S. Postnikov, Mekhman S. Yusubov, Tsugio Kitamura, Akio Saito*
Preparation, structure, and reactivity of pseudocyclic β-trifluorosulfonyloxy vinylbenziodoxolone derivatives
Adv. Synth. Catal. 2021, 363 (13), 3365-3371. (DOI: 10.1002/adsc.202100341) 【abstract】

(88) Sho Amemiya, Shingo Okemoto, Akira Tsubouchi, Akio Saito*
Synthesis of α-(aminoethyl)-α,β-enones via alkyne aza-Prins cyclization and their synthetic application to pyrrolidines
Org. Biomol. Chem. 2021, 19 (13), 2959-2967. (DOI: 10.1039/D1OB00072A) 【abstract】

–2020–
(87) Cody L. Makitalo, Akira Yoshimura,* Gregory T. Rohde, Irina A. Mironova, Rosa Y Yusubova, Mekhman S. Yusubov, Viktor V. Zhdankin, Akio Saito
Imino-λ3-iodane and catalytic amount of I2-mediated synthesis of N-allylsulfenamides via [2,3]-sigmatropic rearrangement
Eur. J. Org. Chem. 2020, 6433-6439. (DOI: 10.1002/ejoc.202000961) 【abstract】

(86) Shunsuke Takahashi, Yuki Umakoshi, Kaii Nakayama, Yohei Okada, Viktor V. Zhdankin, Akira Yoshimura, Akio Saito*
Fluorocyclization of N‐Propargyl Carboxamides by λ3‐Iodane Catalysts with Coordinating Substituents.
Adv. Synth. Catal. 2020, 362 (14), 2997-3003. (DOI: 10.1002/adsc.202000381) 【abstract】

(85) Akira Yoshimura,* Scott M. Larson, Gunnar B. Frahm, Christopher D. Huss, Gregory T. Rohde, Victor N. Nemykin, Mekhman S. Yusubov, Akio Saito and Viktor V. Zhdankin
Synthesis of arylbenziodoxoles using pseudocyclic benziodoxole triflate and arenes
Arkivoc 2020, (ⅳ), 35 - 49. (DOI: 10.24820/ark.5550190.p011.324) 【abstract】

(84) Akio Saito*
Hypervalent Iodine-Mediated/Catalyzed Oxidative Cycloisomerization/Annulation of Alkynes for Metal-Free Synthesis of Oxazoles. (account)
Curr. Org. Chem. 2020, 24 (18), 2048 - 2069. (DOI: 10.2174/1385272824999200510232438) 【abstract】

(83) Akira Yoshimura*, Akio Saito*, Mekhman S. Yusubov, Viktor V. Zhdankin*
Synthesis of Oxazoline and Oxazole Derivatives by Hypervalent-Iodine-Mediated Oxidative Cycloaddition Reactions.
Synthesis 2020, 52, 2299-2310. (DOI: 10.1055/s-0040-1707122) (mini review)【abstract】
【most-cited SYNTHESIS articles published in 2020/2021】

(82) Daisuke Sato, Yuichiro Watanabe, Keiichi Noguchi, Junichiro Kanazawa, Kazunori Miyamoto, Masanobu Uchiyama*, Akio Saito*
BF
3-Catalyzed Skeletal Rearrangement of 7-En-2-ynones to endo-Type Cyclic Dienes.
Org. Lett. 2020, 22 (11), 4063–4067. (DOI: 10.1021/acs.orglett.0c00949) 【abstract】
Selected as Supplementary Journal Cover

(81) Hideaki Tokuyama*, Satoshi Ishikawa, Motoyasu Onodera, Akio Saito
Preparation of Pd-loaded gels bearing a thiol group and their catalytic activities in the Suzuki-Miyaura cross-coupling reaction.
Mater. Today Commun. 2020, 24, 101084. (DOI: 10.1016/j.mtcomm.2020.101084) 【abstract】

–2019–
(80) Akira Yoshimura*, Melissa E. Jarvi, Michael Shea, Cody L. Makitalo, Gregory T. Rohde, Mekhman S. Yusubov, Akio Saito, Viktor V. Zhdankin
Hypervalent iodine(III) reagent mediated regioselective cycloaddition of aldoximes with enaminones.
Eur. J. Org. Chem. 2019, 66826689. (DOI: 10.1002/ejoc.201901258) 【abstract】

(79) Keiichiro Tateishi, Yuri Matsumoto, Akio Saito*
Formal [2+2+1] Synthesis of Tetrasubstituted Furans from Aldehydes, Acetylenedicarboxylates, and Acyl Compounds
Eur. J. Org. Chem. 2019, 56035609. (DOI: 10.1002/ejoc.201900806) 【abstract】
Highlighted in a Cover Feature

(78) Naoko Kobayashi, Kazuma Kaneko, Sho Amemiya, Keiichi Noguchi, Masahiro Yamanaka*, Akio Saito*
Alkyne aza-Prins cyclization of N-(hexa-3,5-diynyl)tosylamides with aldehydes using triflic acid and a binuclear aluminum complex
Chem. Commun. 2019, 55 (59), 86198622. (DOI: 10.1039/C9CC03700D) 【abstract】

(77) Akira Yoshimura*, Cody L. Makitalo, Melissa E. Jarvi, Michael Shea, Pavel S. Postnikov, Gregory T. Rohde, Viktor V. Zhdankin, Akio Saito, Mekhman S. Yusubov
Sulfonylimino group transfer reaction using imino-λ3-iodanes with I2 as catalyst under metal-free conditions
Molecules 2019, 24 (5), 979–989. (DOI: 10.3390/molecules24050979) 【abstract】

–2018–
(76) Saki Uraoka, Ikumi Shinohara, Hisato Shimizu, Keiichi Noguchi, Akira Yoshimura, Viktor V. Zhdankin, Akio Saito*
Hetero-Diels-Alder reaction and Ene reaction of Acylnitroso Species in Situ Generated by Hypoiodite Catalysis
Eur. J. Org. Chem., 2018, 6199–6203. (DOI: 10.1002/ejoc.201801340) 【abstract】
Highlighted in a Cover Feature

(75) Keiichiro Tateishi, Keiichi Noguch, Akio Saito*
2-Picoline catalyst–triggered [2+2+2] cycloaddition-type reaction of acetylenedicarboxylates, aldehydes and alkenes
Org. Biomol. Chem., 2018,16, 59655968. (DOI: 10.1039/C8OB01774C) 【abstract】

(74) Akira Yoshimura,* Michael T. Shea, Olga Guselnikova, Pavel S. Postnikov, Gregory T. Rohde, Akio Saito, Mekhman S. Yusubov, Victor N. Nemykin, Viktor V. Zhdankin*
Preparation and structure of phenolic aryliodonium salts
Chem. Commun., 2018, 54, 1036310366 . (DOI: 10.1039/C8CC06211K) 【abstract】

(73) Mizuki Kato, Akio Saito*
Domino Synthesis of 2,3-Dialkylidenetetrahydrofurans via Tandem Prins Cyclization−Skeletal Reorganization
Org. Lett. 2018, 20 (15), 4709–4712. (DOI: 10.1021/acs.orglett.8b02114) 【abstract】

(72) Akira Yoshimura*, Akio Saito, Viktor V. Zhdankin*
Iodonium salts as benzyne precursors
Chem. Eur. J. 2018, 24 (57), 15156–15166. (DOI: 10.1002/chem.201802111) (Minireview) 【abstract】

(71) Akira Yoshimura*, Michael T. Shea, Cody L. Makitalo, Melissa E. Jarvi, Gregory T. Rohde, Akio Saito, Mekhman S. Yusubov, Viktor V. Zhdankin*
Preparation, structure, and reactivity of bicyclic benziodazole: a new hypervalent iodine heterocycle
Beilstein J. Org. Chem. 2018,14, 1016–1020. (DOI: 10.3762/bjoc.14.87) 【abstract】

(70) Hisato Shimizu, Akira Yoshimura, Keiichi Noguchi, Victor N. Nemykin, Viktor V. Zhdankini, Akio Saito*
Oxidative cycloaddition of hydroxamic acids with dienes or guaiacols mediated by iodine(III) reagents
Beilstein J. Org. Chem. 2018,14, 531-536. (DOI: 10.3762/bjoc.14.39) 【abstract】

–2017–
(69) Yuichiro Takeda, Ryota Kajihara, Naoko Kobayashi, Keiichi Noguchi, Akio Saito*
Molecular-Iodine-Catalyzed Cyclization of 2‑Alkynylanilines via Iodocyclization−Protodeiodination Sequence
Org. Lett. 2017, 19 (24), 6744–6747. (DOI: 10.1021/acs.orglett.7b03497) 【abstract】

(68) Akira Yoshimura,* Jonathan Fuchs, Kyle Middleton, Andrey Maskaev, Gregory Rohde, Akio Saito, Pavel Postnikov, Mekhman Yusubov, Victor N. Nemykin, Viktor V. Zhdankin*
Pseudocyclic Arylbenziodoxaboroles: Efficient Benzyne Precursors Triggered by Water at Room Temperature
Chem. Eur. J. 2017, 23 (66), 1673816742. (DOI: 10.1002/chem.201704393) 【abstract】
【Most accessed articles of 11/2017】

(67) Takafumi Baba, Shunsuke Takahashi, Yui Kambara, Akira Yoshimura, Victor N. Nemykin, Viktor V. Zhdankin, Akio Saito*
Development of Imino-λ3-iodanes with Improved Reactivity for Metal-Free [2+2+1] Cycloaddition-Type Reactions
Adv. Synth. Catal. 2017, 359, 3860–3864. (DOI: 10.1002/adsc.201700934) 【abstract】

(66) Sho Suzuki, Akio Saito*
Single-Step Synthesis of Iodinated Oxazoles from N-Propargyl Amides Mediated by I2/Iodosylbenzene/TMSOTf Systems
J. Org. Chem. 2017, 82 (22), 11859–11864. (DOI: 10.1021/acs.joc.7b01563) 【abstract】

(65) Yuki Okamura, Daisuke Sato, Akira Yoshimura, Viktor V. Zhdankin, Akio Saito*
Iodine(III)-Mediated/Catalyzed Cycloisomerization–Amination Sequence of N-Propargyl Carboxamides
Adv. Synth. Catal. 2017, 359, 3243–3247. (DOI: 10.1002/adsc.201700587) 【abstract】

(64) Takuma Yagyu, Yusuke Takemoto, Akira Yoshimura, Viktor V. Zhdankin, Akio Saito*
Iodine(III)-Catalyzed Formal [2 + 2 + 1] Cycloaddition Reaction for Metal-Free Construction of Oxazoles
Org. Lett. 2017, 19 (10), 25062509. (DOI: 10.1021/acs.orglett.7b00742) 【abstract】
【TCI Topics】
【TCI Topics in Japanese】
【OPR&D Highlights

(63) Akio Saito*

Metal-free syntheses of oxazoles and their analogues based on λ3-iodane-mediated cycloisomerization/functionalization reactions or [2+2+1] cycloaddition type reactions
ARKIVOC 2017, 8498. (DOI: 10.3998/ark.5550190.p009.965) (account) 【abstract】

(62) Arisa Ohura, Toshimasa Itoh, Hiroaki Ishida, Akio Saito, Keiko Yamamoto*

Three-Component Regioselective Synthesis of Tetrahydrofuro[2,3-d]oxazoles and their Efficient Conversion to Oxazoles
Asian J. Org. Chem. 2017, 6, 673676 (DOI: 10.1002/ajoc.201700074) 【abstract】

(61) Maria Morozova, Mekhman S. Yusubov, B. Kratochvil, Vaclav Eigner, Alexander Bondarev, Akira Yoshimura, Akio Saito, Viktor V Zhdankin, Marina E. Trusova, Pavel S Postnikov*
Regioselective Zn(OAc)
2-catalyzed azide-alkyne cycloaddition in water: the green click-chemistry
Org. Chem. Front. 2017, 4, 978985 (DOI: 10.1039/C6QO00787B) 【abstract】

(60) Akira Yoshimura*, Scott C. Klasen, Michael T. Shea, Khiem C. Nguyen, Gregory T. Rohde, Akio Saito, Pavel S. Postnikov, Mekhman S. Yusubov, Victor N. Nemykin, Viktor V. Zhdankin*

Preparation, Structure, and Reactivity of Pseudocyclic Benziodoxole Tosylates: New Hypervalent Iodine Oxidants and Electrophiles
Chem. Eur. J. 2017, 23, 691–695 (DOI: 10.1002/chem.201604475) 【abstract】

–2016–
(59)
Kosuke Murai, Keiichiro Tateishi, Akio Saito*
Barluenga’s Reagent with HBF
4 as An Efficient Catalyst for Alkyne-Carbonyl Metathesis of Unactivated Alkynes
Org. Biomol. Chem. 2016, 14, 10352–10356 (DOI: 10.1039/C6OB02090A) 【abstract】

(58) Naoki Asari, Yusuke Takemoto, Yukino Shinomoto, Takuma Yagyu, Akira Yoshimura, Viktor V. Zhdankin, Akio Saito*
Catalytic Cycloisomerization-Fluorination Sequence of N-Propargyl Amides by Iodoarene/HF·Pyridine/Selectfluor Systems
Asian J. Org. Chem. 2016, 5, 1314–1317 (DOI: 10.1002/ajoc.201600383) 【abstract】
Highlighted in a Cover Picture

(57) Tomoyuki Obata, Sho Suzuki, Asuka Nakagawa, Ryota Kajihara, Keiichi Noguchi, Akio Saito*
Gold-Catalyzed Domino Synthesis of Functionalized Benzofurans and Tetracyclic Isochromans via Formal Carboalkoxylation
Org. Lett 2016, 18, 4136–4139 (DOI: 10.1021/acs.orglett.6b02159) 【abstract】

(56) Akira Yoshimura*, Khiem C. Nguyen, Scott C. Klasen, Pavel S. Postnikov, Mekhman S. Yusubov, Akio Saito, Victor N. Nemykin, Viktor V. Zhdankin*
Hypervalent Iodine-Catalyzed Synthesis of 1,2,4-Oxadiazoles from Aldoximes and Nitriles
Asian J. Org. Chem. 2016, 5, 1128–1133 (DOI: 10.1002/ajoc.201600247) 【abstract】

(55) Akira Yoshimura*, Khiem C. Nguyen, Gregory T. Rohde, Akio Saito, Mekhman S. Yusubov, Viktor V. Zhdankin*
Oxidative Cycloaddition of Aldoximes with Maleimides using Catalytic Hydroxy(aryl)iodonium Species
Adv. Synth. Catal. 2016, 358, 2340–2344 (DOI: 10.1002/adsc.201600331) 【abstract】

(54) Akio Saito*, Keiichiro Tateishi
Syntheses of Heterocycles via Alkyne-Carbonyl Metathesis of Unactivated Alkynes
Heterocycles 2016, 92, 607–630 (DOI: 10.3987/REV-15-836)
(review) 【abstract】

–2015–
(53) Yukino Shinomoto, Akira Yoshimura, Hisato Shimizu, Mutsumi Yamazaki, Viktor V. Zhdankin, Akio Saito*
Tetra‑n‑butylammonium Iodide Catalyzed C−H Azidation of Aldehydes with Thermally Stable Azidobenziodoxolone
Org. Lett. 2015, 17, 5212–5215 (DOI: 10.1021/acs.orglett.5b02543) 【abstract】

(52) Yudai Morimoto, Satoshi Shimizu, Ayano Mokuya, Nobutaka Ototake, Akio Saito, Osamu Kitagawa*
Enantioselective synthesis of N-C axially chiral indoles through chiral palladium-catalyzed 5-endo-hydroaminocyclization
Tetrahedron 2016, 72, 5221–5229 (DOI: 10.1016/j.tet.2015.05.001).【abstract】

(51) Akira Yoshimura*, Khiem Chau Nguyen, Scott Klasen, Akio Saito, Victor N Nemykin, Viktor V Zhdankin*
Preparation, Structure, and Versatile Reactivity of Pseudocyclic Benziodoxole Triflate, New Hypervalent Iodine Reagent
Chem. Commun. 2015, 51, 7835–7838 (DOI: 10.1039/C5CC02009C). 【abstract】

(50) Akio Saito*, Yui Kambara, Takuma Yagyu, Keiichi Noguchi, Akira Yoshimura, Viktor V. Zhdankin
Metal-Free [2+2+1] Annulation of Alkynes, Nitriles and N-Atoms from Iminoiodanes for Synthesis of Highly Substituted Imidazoles.
Adv. Synth. Catal. 2015, 357, 667-671 (DOI: 10.1002/adsc.201500032).【abstract】

(49) Akira Yoshimura,* Steven R. Koski, Jonathan M. Fuchs, Akio Saito, Victor N. Nemykin, Viktor V. Zhdankin*
Saccharin-based μ-Oxo Imidoiodane: A Readily Available and Highly Reactive Reagent for Electrophilic Amination
Chem. Eur. J. 2015, 21, 5328–5331 (DOI: 10.1002/chem.201500335). 【abstract】

(48) Akio Saito*, Yuki Uematsu, Kohei Sudo, Yuji Hanzawa
Formal N-Acylation Reaction of Azaaromatics with Acylzirconocene Chloride Complexes and 1,1,1,3,3,3-hexafluoroisopropanol.
Adv. Synth. Catal. 2015, 357, 1049–1052 (DOI: 10.1002/adsc.201401108). 【abstract】

(47) Akio Saito*, Naoki Yamashita, Kohei Sudo, Yuji Hanzawa
Three-Component Synthesis of Indolizines from Azaaromatic-Acethylenedicarboxylate Zwitterions with Acylzirconocene Chloride Complexes.
Heterocycles 2015, 90, 108-112. 【abstract】
(Special issue:In honor of Professor Dr. Isao Kuwajima on 77th Birthday)

–2014–
(46) Akio Saito*, Yuji Hanzawa
Catalytic Consecutive Reactions of Alkynes for Syntheses of Heterocycles.
J. Synth. Org. Chem. Jpn. 2014, 72, 246–256.
(account)

–2013–
(45) Akio Saito*, Hikaru Sakurai, Kohei Sudo, Kosuke Murai, Yuji Hanzawa
Reissert-type Acylation using Acylzirconocene Chloride Complexes.
Eur. J. Org. Chem. 2013, 7295-7299.

(44) Akio Saito*, Akihiro Taniguchi, Yui Kambara, Yuji Hanzawa
Metal-Free [2 + 2 + 1] Annulation of Alkynes, Nitriles, and Oxygen Atoms: Iodine(III)-Mediated Synthesis of Highly Substituted Oxazoles.
Org. Lett. 2013, 15 (11), 2672–2675.
【Highlighted in Organic Chemistry Portal】

–2012–
(43) Akio Saito*, Kohei Sudo, Koichi Iimura, Miki Hayashi, Yuji Hanzawa*
Reissert-like Alkenylation of Azaaromatic Compounds with Alkenylzirconocene Chloride Complexes.
Heterocycles 2012, 86(1), 267-280.
(
Special issue:In honor of Professor Dr. Ei-ichi Negishi on 77th Birthday)

(42) Akio Saito*, Nao Hyodo, Yuji Hanzawa*
Synthesis of Highly Substituted Oxazoles through Iodine(III)-Mediated Reactions of Ketones with Nitriles.
Molecules 2012, 17(9), 11046-11055.
(
Special issue: Organic Iodine Chemistry)

(41) Akio Saito, Manabu Tojo, Hikaru Yanai, Fukiko Wada, Muga Nakagawa, Midori Okada, Azusa Sato, Rieko Okatani,Takeo Taguchi*
Preparation of (Z)-1-fluoro-1-alkenyl carboxylates, carbonates and carbamates through chromium mediated transformation of dibromofluoromethylcarbinyl esters and the reactivity as double acyl group donors.
J. Fluorine Chem. 2012, 133, 38-51.
(
Honor Issue dedicated to Professor Wei-Yuan Huang on the occasion of his 90th birthday.)

Papers 2006–2011

–2011–
(40) Akio Saito*, Toshiyuki Anzai, Asami Matsumoto, Yuji Hanzawa*
PIFA-Mediated Oxidative Cycloisomerization of 2-Propargyl-1,3-Dicarbonyl Compounds: Divergent Synthesis of Furfuryl Alcohols and Furfurals.
Tetrahedron. Lett. 2011, 52(36), 4658-4661.

(39) Akio Saito*, Yohei Enomoto, Yuji Hanzawa*
Pd-catalyzed Cycloisomerization-Allylation of 4-Alkynones: Synthesis of 5-Homoallylfuran derivatives.
Tetrahedron. Lett. 2011, 52(33), 4299-4302.

(38) Daisuke Watanabe, Minoru Koura, Akio Saito, Hikaru Yanai*, Yuko Nakamura, Midori Okada, Azusa Sato, Takeo Taguchi*
Copper Mediated Defluorinative Allylic Alkylation of Difluorohomoallyl Alcohol Derivatives Directed to An Efficient Synthetic Method for (Z)-Fluoroalkene Dipeptide Isosteres.
J. Fluorine Chem. 2011, 132, 327-338.

–2010–
(37) Akio Saito*, Jun Kasai, Tomoyo Konishi, Yuji Hanzawa*
Tandem Synthesis of 2,3-Dihydro-4-iminoquinolines via Three-Component Alkyne-Imine Metathesis.
J. Org. Chem. 2010, 75(20), 6980–6982.

(36) Akio Saito*, Asami Matsumoto, Yuji Hanzawa*
PIDA-Mediated Synthesis of Oxazoles through Oxidative Cycloisomerization of Propargylamides.
Tetrahedron. Lett. 2010, 51(17), 2247–2250.

(35) Akio Saito*, Koichi Iimura, Yuji Hanzawa*
Synthesis of Oxazoles through Pd-catalyzed Cycloisomerization-Allylation of N-Propargylamides with Allyl Carbonates.
Tetrahedron. Lett. 2010, 51(11), 1471-1474.

(34) Akio Saito*, Tomoyo Konishi, Yuji Hanzawa*
Synthesis of Pyrroles by Gold(I)-Catalyzed Amino−Claisen Rearrangement of N-Propargyl Enaminone Derivatives.
Org. Lett. 2010, 12(2), 372-374.
【Highlighted in Organic Chemistry Portal】

–2009–
(33) Akio Saito*, Jun Kasai, Yu Odaira, Haruhiko Fukaya, Yuji Hanzawa*
Synthesis of 2,3-Dihydroquinolin-4(1H)-ones through Catalytic Metathesis of o-Alkynylanilines and Aldehydes.
J. Org. Chem. 2009, 74(15), 5644–5647.

(32) Akio Saito*, Shoko Oda, Haruhiko Fukaya, Yuji Hanzawa*
Rhodium(I)-Catalyzed Synthesis of Indoles: Amino-Claisen Rearrangement of N-Propargyl Anilines.
J. Org. Chem. 2009, 74(4), 1517-1524.

(31) Akio Saito, Koichi Iimura, Miki Hayashi, Yuji Hanzawa*
Catalytic addition of alkenylzirconocene chloride to 3,4-dihydroisoquinoline and its enantioselective reaction
Tetrahedron Lett. 2009, 50(5), 587-589. (selected as Synfacts 2009, (5), 524)

–2008–
(30) Kazunari Sakagami, Akito Yasuhara, Shigeyuki Chaki, Ryoko Yoshikawa, Yasunori Kawakita, Akio Saito, Takeo Taguchi, Atsuro Nakazato*
Synthesis, in vitro pharmacology, and pharmacokinetic profiles of 2-[1-amino-1-carboxy-2-(9H-xanthen-9-yl)- ethyl]-1-fluorocyclopropanecarboxylic acid and its 6-heptyl ester, a potent mGluR2 antagonist.
Bioorg. Med. Chem. 2008, 16, 4359-4366.

(29) Akio Saito*, Masaharu Umakoshi, Naomi Yagyu, Yuji Hanzawa*
Novel One-Pot Approach to Synthesis of Indanones through Sb(V)-Catalyzed Reaction of Phenylalkynes with Aldehydes.
Org. Lett. 2008, 10, 1783-1785. (selected as Synfacts 2008, (7), 735)
【Highlighted in Organic Chemistry Portal】

(28) Akio Saito*
Development of Novel Methods for Synthesis of Heterocyclic Compounds Catalyzed by Transition Metals in Fluorinated Alcohols.
Yakugaku Zasshi 2008, 128, 1133-1138.
(account: The Pharmaceutical Society of Japan Kanto Branch Award for Young Scientists)

–2007–
(27) Akio Saito*, Maki Hironaga, Shoko Oda, Yuji Hanzawa*
Rh(I)-Catalyzed Intramolecular Hetero-[4+2] Cycloaddition of w-Alkynyl-Vinyl Oximes.
Tetrahedron Lett. 2007, 48, 6852-6855.

(26) Yuji Hanzawa*, Yoshitaka Takebe, Akio Saito, Akito Kakuuchi, Haruhiko Fukaya
Rh(I)-catalyzed conjugate addition of alkenylzirconocene chloride: stereoselective formation of carbocycles through cascade reaction.
Tetrahedron Lett. 2007, 48, 6471-6474.

(25) Akio Saito*, Masaki Takayama, Aru Yamazaki, Junko Numaguchi, Yuji Hanzawa*
Synthesis of tetrahydroisoquinolines and isochromans via Pictet–Spengler reactions catalyzed by Brønsted acid–surfactant-combined catalyst in aqueous media.
Tetrahedron 2007, 63, 4039-4047.

(24) Akio Saito*, Ayumi Kanno, Yuji Hanzawa*
Synthesis of 2,3-Disubstituted Indoles by a Rhodium-Catalyzed Aromatic Amino-Claisen Rearrangement of N-Propargyl Anilines.
Angew. Chem. Int. Ed. 2007, 46, 3931-3933.

(23) Akio Saito*, Junko Numaguchi, Yuji Hanzawa*
Pictet–Spengler reactions catalyzed by Bronsted acid-surfactant-combined catalyst in water or aqueous media.
Tetrahedron Lett. 2007, 48, 835-839.

(22) Takeo Taguchi*, Akio Saito, Hikaru Yanai
Development of Efficient Lewis Acid Catalysts for Intramolecular Cycloaddition reactions of Ester-Tethered Substrates.
The Chemical Record 2007, 7, 167-179. (account)

–2006–
(21) Akio Saito*, Takamitsu Ono, Yuji Hanzawa*
Cationic Rh(I) Catalyst in Fluorinated Alcohol: Mild Intramolecular Cycloaddition Reactions of Ester-Tethered Unsaturated Compounds.
J. Org. Chem. 2006, 71, 6437-6443.

(20) Akio Saito, Wataru Sakamoto, Hikaru Yanai, Takeo Taguchi*
Intramolecular [3+2] cycloaddition reaction of α,β-enoate derivatives having allylsilane parts: 1,1′-biphenyl-2,2′-di(triflyl)amide (BIPAM)+2Me2AlCl as a novel Lewis acid.
Tetrahedron Lett. 2006, 47, 4181-4185.

(19) Akio Saito, Yusuke Oka, Yohei Nozawa, Yuji Hanzawa*
Cyclization/acylation reactions by nickel-catalyzed reactions of 1,6-ynal and 1,6-enyne derivatives with acylzirconocene chloride.
Tetrahedron Lett. 2006, 47, 2201-2204.

(18) Akio Saito*, Takamitsu Ono, Arata Takahashi, Takeo Taguchi*, Yuji Hanzawa*
Rh(I)-catalyzed mild intramolecular [4+2] cycloaddition reactions of ester-tethered diene-yne compounds.
Tetrahedron Lett. 2006, 47, 891-895.

(17) Yuko Nakamura, Midori Okada, Minoru Koura, Manabu Tojo, Akio Saito, Azusa Sato, Takeo Taguchi*
An efficient synthetic method for Z-fluoroalkene dipeptide isosteres: Application to the synthesis of the dipeptide isostere of Sta-Ala.
J. Fluorine Chem. 2006, 127, 627-636.

Papers 2002–2005

(16) Hikaru Yanai, Akio Saito, Takeo Taguchi*
Intramolecular Diels-Alder reaction of 1,7,9-decatrienoates catalyzed by indium(III) trifluoromethanesulfonate in aqueous media.
Tetrahedron 2005, 61, 7087-7093.

(15) Yuko Nakamura, Midori Okada, Azusa Sato, Hiroaki Horikawa, Minoru Koura, Akio Saito, Takeo Taguchi*
Stereoselective synthesis of (Z)-fluoroalkenes directed to peptide isosteres: copper mediated reaction of trialkylaluminum with 4,4-difluoro-5-hydroxyallylic alcohol derivatives.
Tetrahedron 2005, 61, 5741-5753.

(14) Muga Nakagawa, Akio Saito, Aiko Soga, Natsuko Yamamoto, Takeo Taguchi*
Chromium mediated stereoselective synthesis of (Z)-1-fluoro-2-alkenyl alkyl and trialkylsilyl ethers from dibromofluoromethylcarbinyl ethers.
Tetrahedron Lett. 2005, 46, 5257-5261.

(13) Akio Saito, Muga Nakagawa, Takeo Taguchi*
Chromium-mediated fluoroalkenylation reactions of 1,1-dibromo-1-fluoroalkane and 1-bromo-1-fluoroalkene derivatives.
J. Fluorine Chem. 2005, 126, 1166-1173

(12) Akio Saito, Hikaru Yanai, Wataru Sakamoto, Kosuke Takahashi, Takeo Taguchi*
Intramolecular Diels-Alder Reactions of a-Fluoroacrylate Derivatives Promoted by Novel Bidentate Aluminum Lewis Acid.
J. Fluorine Chem. 2005, 126, 709-714.

(11) Akio Saito, Hikaru Yanai, Takeo Taguchi*
Efficient Intramolecular Diels-Alder Reactoins of Ester-Tethered 1,7,9-Decatrienoates Catalized by Bis-aluminated Trifluoromethanesulafonamide.
Tetrahedron 2004, 60, 12339-12247.

(10) Akio Saito, Hikaru Yanai, Takeo Taguchi*
Bis-aluminated triflic amide promoted Diels-Alder ractions of a,b-unsaturated lactones.
TetrahedronLett. 2004, 45, 9432-9442.


(9) Akio Saito, Midori Okada, Yuko Nakamura, Osamu Kitagawa, Hiroaki Horikawa, Takeo Taguchi*
Carbocyclization reactions of terminally difluorinated alkenyl active methine compounds mediated by SnCl4 and amine.
J. Fluorine Chem. 2003, 123, 75-80.

(8) Akio Saito, Hisanaka Ito, Takeo Taguchi*
Intramolecular Diels-Alder Reactions of Ester-Tethered 1,7,9-Decatrienoates: Bis[chloro(methyl)aluminum]trifluoromethanesulfonamide as a Catalyst.
Org. Lett. 2002, 4, 4619-4621.

(7) Midori Okada, Yuko Nakamura, Akio Saito, Azusa Sato, Hiroaki Horikawa, Takeo Taguchi*
Stereoselective construction of functionalized (Z)-fluoroalkenes directed to depsipeptide isostere.
Tetrahedron Lett. 2002, 43, 5845-5847.

(6) Midori Okada, Yuko Nakamura, Akio Saito, Azusa Sato, Hiroaki Horikawa, Takeo Taguchi*
Synthesis of a-alkylated (Z)-g-fluoro-b,g-enoates through organocopper mediated reaction of g,g-difluoro-a,b-enoates: A different reactivity of R3Al-Cu(I) and Me2CuLi.
Chem. Lett. 2002, 28-29.

Papers 1997–2001

(5) Akio Saito, Hisanaka Ito, Takeo Taguchi*
A stereoselective preparation of 1-fluorocyclopropane-1-carboxylate derivatives through radical addition of fluoroiodoacetate to alkenes followed by intramolecular substitution reaction.
Tetrahedron 2001, 57, 7487-7493.


(4) Hisanaka Ito, Akio Saito, Akito Kakuuchi,Takeo Taguchi*
Synthesis of 2-Fluoro Analog of 6-Aminonorbornane-2,6-dicarboxylic Acid: A Conformationally Rigid Glutamic Acid Derivative.
Tetrahedron 1999, 55, 12741-12750.

(3) Hisanaka Ito, Akio Saito, Takeo Taguchi*
Asymmetric Diels-Alder Reactions of 2-Fluoroacrylic Acid Derivatives. Part 2: A Remarkable Effect of Fluorine Substituent on the Diastereoselectivity
Tetrahedron: Asymmetry, 1998, 9, 1989-1994.

(2) Hisanaka Ito, Akio Saito,
Takeo Taguchi*
Asymmetric Diels-Alder Reactions of 2-Fluoroacrylic Acid Derivatives. Part 1: The Construction of Fluorine Substituted Chiral Tertiary Carbon
Tetrahedron: Asymmetry, 1998, 9, 1979-1987.

(1) Tadashi Inoue, Osamu Kitagawa, Akio Saito, Takeo Taguchi*
Catalytic Asymmetric Iodocarbocyclization Reaction of 4-Alkenylmalonates and Its Application to Enatiotopic Group Selective Reaction
J. Org. Chem. 1997, 62, 7384-7390.

Books

(1) Akio Saito*, Yuji Hanzawa
"Metathesis Reactions in Drug and Natural Product Synthesis"
In: V. Andrushko, N. Andrushko (eds) Stereoselective Synthesis of Drugs and Natural Products,

John Wiley & Sons, Hoboken, pp 687-731, Chapter 24 (2013).

Others

(5) 齊藤亜紀夫, 吉村祥
超原子価ヨウ素を活用した付加環化型複素環合成法
月刊ファインケミカル 2022年8月号 【特集】ヨウ素化学の進展と今後の展望 【詳細】

(4) Akio Saito "Bis(pyridine)iodonium(I) Tetrafluoroborate" 2nd update In Encyclopedia of Reagents for Organic Synthesis 【abstract】

(3) Akio Saito*
メタルフリーな[2+2+1]付加環化型反応による複素環合成法
化学と工業(Chemistry and Chemical Industry2018, 71(5), 409.【Division Topics】


(2) Akio Saito*
十字路:アミノクライゼン転位反応
J. Synth. Org. Chem. Jpn. 2014, 72, 315. (Topics)

(1) Akio Saito*
アルデヒドの触媒的テザリング手法を用いる分子間ヒドロアミノ化反応
Farumashia 2012, 48(7), 681. (Topics)

contents

東京農工大学工学部応用分子化学科 齊藤研究室

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