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  • 2020
  • 2019
  • 2018
  • 2017

Author

  • Kazunobu Igawa
2020

1,2-Insertion reactions of alkynes into Ge-C bonds of arylbromogermylene

Sugahara, T., Espinosa Ferao, A., Rey Planells, A., Guo, J. D., Aoyama, S., Igawa, K., Tomooka, K., Sasamori, T., Hashizume, D., Nagase, S. & Tokitoh, N., Jun 7 2020, In : Dalton Transactions. 49, 21, p. 7189-7196 8 p.

Research output: Contribution to journalArticle

Bridged Stilbenes: AIEgens Designed via a Simple Strategy to Control the Non-radiative Decay Pathway

Iwai, R., Suzuki, S., Sasaki, S., Sairi, A. S., Igawa, K., Suenobu, T., Morokuma, K. & Konishi, G. I., Jun 22 2020, In : Angewandte Chemie - International Edition. 59, 26, p. 10566-10573 8 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Copper-Free Huisgen Cycloaddition for the 14-3-3-Templated Synthesis of Fusicoccin-Peptide Conjugates

Masuda, R., Kawasaki, Y., Igawa, K., Manabe, Y., Fujii, H., Kato, N., Tomooka, K. & Ohkanda, J., Mar 16 2020, In : Chemistry - An Asian Journal. 15, 6, p. 742-747 6 p.

Research output: Contribution to journalArticle

Natural dolapyrrolidone: Isolation and absolute stereochemistry of a substructure of bioactive peptides

Murakami, A., Hayashi, J. I., Igawa, K., Tsutsumi, M., Tomooka, K., Nagai, H. & Nehira, T., Sep 1 2020, In : Chirality. 32, 9, p. 1152-1159 8 p.

Research output: Contribution to journalArticle

Ozone Oxidation of Silylalkene: Mechanistic Study and Application for the Synthesis of Silacarboxylic Acid Derivatives

Igawa, K., Kawasaki, Y., Nozaki, S., Kokan, N. & Tomooka, K., Mar 20 2020, In : Journal of Organic Chemistry. 85, 6, p. 4165-4171 7 p.

Research output: Contribution to journalArticle

2019
4 Citations (Scopus)

Alkylthio- and alkyl-substituted asymmetric diphenyldiacetylene-based liquid crystals: phase transitions, mesophase and single-crystal structures, and birefringence

Arakawa, Y., Inui, S., Igawa, K. & Tsuji, H., Sep 2 2019, In : Liquid Crystals. 46, 11, p. 1621-1630 10 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Catalytic methane oxidation by a supramolecular conjugate based on a μ-nitrido-bridged iron porphyrinoid dimer

Yamada, Y., Morita, K., Mihara, N., Igawa, K., Tomooka, K. & Tanaka, K., 2019, In : New Journal of Chemistry. 43, 29, p. 11477-11482 6 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
Open Access

Preparation of enantioenriched chiral organic molecules by dynamic asymmetric induction from a outer chiral source

Igawa, K., Kawasaki, Y., Ano, Y., Kashiwagi, T., Ogawa, K., Hayashi, J. I., Morita, R., Yoshioka, Y., Uehara, K. & Tomooka, K., 2019, In : Chemistry Letters. 48, 7, p. 726-729 4 p.

Research output: Contribution to journalReview article

Open Access

Site-Selective Supramolecular Complexation Activates Catalytic Ethane Oxidation by a Nitrido-Bridged Iron Porphyrinoid Dimer

Mihara, N., Yamada, Y., Takaya, H., Kitagawa, Y., Igawa, K., Tomooka, K., Fujii, H. & Tanaka, K., Mar 1 2019, In : Chemistry - A European Journal. 25, 13, p. 3369-3375 7 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Synthesis and stereochemical analysis of dynamic planar chiral nine-membered diallylic amide: Significant substituent effect on stereochemical stability

Hayashi, J. I., Uehara, K., Ano, Y., Kawasaki, Y., Igawa, K. & Tomooka, K., 2019, In : Heterocycles. 99, 2, p. 856-864 9 p.

Research output: Contribution to journalArticle

Open Access

Synthesis of fluorescent polycarbonates with highly twisted: N, N -bis(dialkylamino)anthracene AIE luminogens in the main chain

Sairi, A. S., Kuwahara, K., Sasaki, S., Suzuki, S., Igawa, K., Tokita, M., Ando, S., Morokuma, K., Suenobu, T. & Konishi, G. I., Jan 1 2019, In : RSC Advances. 9, 38, p. 21733-21740 8 p.

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)

Synthesis of NMs-DACN: Small and hydrophilic click reaction device

Kawasaki, Y., Yamanaka, Y., Seto, Y., Igawa, K. & Tomooka, K., 2019, In : Chemistry Letters. 48, 5, p. 495-497 3 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2018

Asymmetric Synthesis of Axially Chiral Benzocarbazole Derivatives Based on Catalytic Enantioselective Hydroarylation of Alkynes

Arae, S., Beppu, S., Kawatsu, T., Igawa, K., Tomooka, K. & Irie, R., Aug 17 2018, In : Organic letters. 20, 16, p. 4796-4800 5 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)
2 Citations (Scopus)

Internal-Edge-Substituted Coumarin-Fused [6]Helicenes: Asymmetric Synthesis, Structural Features, and Control of Self-Assembly

Usui, K., Yamamoto, K., Ueno, Y., Igawa, K., Hagihara, R., Masuda, T., Ojida, A., Karasawa, S., Tomooka, K., Hirai, G. & Suemune, H., Oct 1 2018, In : Chemistry - A European Journal. 24, 55, p. 14617-14621 5 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

KI–Tetraethylene Glycol Complex as an Effective Catalyst for the Synthesis of Cyclic Thiocarbonates from Epoxides and CS2

Okada, M., Nishiyori, R., Kaneko, S., Igawa, K. & Shirakawa, S., May 8 2018, In : European Journal of Organic Chemistry. 2018, 17, p. 2022-2027 6 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Transient Protection of Organic Azides from Click Reactions with Alkynes by Phosphazide Formation

Meguro, T., Yoshida, S., Igawa, K., Tomooka, K. & Hosoya, T., Jul 6 2018, In : Organic letters. 20, 13, p. 4126-4130 5 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Vinylidene ortho-quinone methides: Unique chiral reaction intermediates in catalytic asymmetric synthesis

Arae, S., Furusawa, M., Beppu, S., Igawa, K., Tomooka, K. & Irie, R., 2018, In : Chimia. 72, 12, p. 892-899 8 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
2017

2,5-Dimethylcelecoxib prevents pressure-induced left ventricular remodeling through GSK-3 activation

Fujita, A., Takahashi-Yanaga, F., Morimoto, S., Yoshihara, T., Arioka, M., Igawa, K., Tomooka, K., Hoka, S. & Sasaguri, T., Feb 1 2017, In : Hypertension Research. 40, 2, p. 130-139 10 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)
11 Citations (Scopus)

Celecoxib and 2,5-dimethylcelecoxib inhibit intestinal cancer growth by suppressing the Wnt/β-catenin signaling pathway

Egashira, I., Takahashi-Yanaga, F., Nishida, R., Arioka, M., Igawa, K., Tomooka, K., Nakatsu, Y., Tsuzuki, T., Nakabeppu, Y., Kitazono, T. & Sasaguri, T., Jan 1 2017, In : Cancer Science. 108, 1, p. 108-115 8 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Construction of Condensed Polycyclic Aromatic Frameworks through Intramolecular Cycloaddition Reactions Involving Arynes Bearing an Internal Alkyne Moiety

Yoshida, S., Shimizu, K., Uchida, K., Hazama, Y., Igawa, K., Tomooka, K. & Hosoya, T., Nov 2 2017, In : Chemistry - A European Journal. 23, 61, p. 15332-15335 4 p.

Research output: Contribution to journalArticle

15 Citations (Scopus)

Hydrogen bonding liquid crystalline benzoic acids with alkylthio groups: Phase transition behavior and insights into the cybotactic nematic phase

Arakawa, Y., Sasaki, Y., Igawa, K. & Tsuji, H., Jan 1 2017, In : New Journal of Chemistry. 41, 14, p. 6514-6522 9 p.

Research output: Contribution to journalArticle

15 Citations (Scopus)

Oxygen Reduction to Water by a Cofacial Dimer of Iron(III)–Porphyrin and Iron(III)–Phthalocyanine Linked through a Highly Flexible Fourfold Rotaxane

Mihara, N., Yamada, Y., Takaya, H., Kitagawa, Y., Aoyama, S., Igawa, K., Tomooka, K. & Tanaka, K., Jan 1 2017, In : Chemistry - A European Journal. 23, 31, p. 7508-7514 7 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)

Stereoselective Intramolecular Dearomatizative [4+2] Cycloaddition of Linked Ethynylnaphthol–Benzofuran Systems

Beppu, S., Arae, S., Furusawa, M., Arita, K., Fujimoto, H., Sumimoto, M., Imahori, T., Igawa, K., Tomooka, K. & Irie, R., Dec 15 2017, In : European Journal of Organic Chemistry. 2017, 46, p. 6914-6918 5 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Synthesis and stereochemical properties of chiral hetero[7]helicenes structured by a benzodiheterole ring core

Arae, S., Mori, T., Kawatsu, T., Ueda, D., Shigeta, Y., Hamamoto, N., Fujimoto, H., Sumimoto, M., Imahori, T., Igawa, K., Tomooka, K., Punniyamurthy, T. & Irie, R., 2017, In : Chemistry Letters. 46, 8, p. 1214-1216 3 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Synthesis of Stereoselectively Functionalized Silacyclopentanes

Igawa, K., Kuroo, A., Yoshihiro, D., Yamanaka, Y. & Tomooka, K., Nov 13 2017, In : Synlett. 28, 18, p. 2445-2448 4 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

The K-Region in Pyrenes as a Key Position to Activate Aggregation-Induced Emission: Effects of Introducing Highly Twisted N,N-Dimethylamines

Sasaki, S., Suzuki, S., Igawa, K., Morokuma, K. & Konishi, G. I., Jul 7 2017, In : Journal of Organic Chemistry. 82, 13, p. 6865-6873 9 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Thieme Chemistry Journals Awardees: Where Are They Now? One-Pot Synthesis of Versatile Buckle Units for Click Chemistry: 4,8-Diazacyclononynes (DACNs)

Igawa, K., Aoyama, S., Kawasaki, Y., Kashiwagi, T., Seto, Y., Ni, R., Mitsuda, N. & Tomooka, K., 2017, In : Synlett. 28, 16, p. 2110-2114 5 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)