KAMATA Masaki

E-Mail

Education (University)

1. Faculty of Science, Tohoku University (1980/03)

Education (Graduate School)

1. Doctor Course, Tohoku University, Completed (1986/03)

Research Careers (Niigata University)

1. Professor, Mathematical and Natural Sciences, Faculty of Education (2008/04 - )
2. Professor, Mathematical and Natural Sciences, Faculty of Education and Human Sciences (2003/04 - 2008/03)
3. Associate Professor, Faculty of Education and Human Sciences (1998/04 - 2003/03)
4. Associate Professor, Faculty of Education (1989/05 - 1998/03)
5. Research Associate, Faculty of Education (1988/04 - 1989/04)

Research Fields (Grant-in-Aid for Scientific Research)

1. Physical chemistry(Physical Organic Chemistry)
2. Organic chemistry(Organic Photochemistry)
3. Drug development chemistry

Research Fields (ReaD)

1. Organic reactions
2. Organic chemistry in general
3. Photochemistry
4. Synthesis of antibiotics

Papers

1. "Applications of triphenylpyrylium salt-sensitized electron transfer photo-oxygenation reactions to the synthesis of benzo-fused 1,4-diaryl-2,3-dioxabicyclo[2.2.2]octanes as new antimalarial cyclic peroxides ", Masaki Kamata, Jun-ichi Hagiwara,Tomoko Hokari,Chiharu Suzuki,Ryohta Fujino,Sayaka Kobayashi,Hye-Sook Kim,Yusuke Wataya, Research on Chemical Intermediate, Vol.39, pp.127 - 137(2013)
2. "Unexpected Observation of Carbonyl Oxide Radical Cations from Peroxy Radical Cations. A New Isomerism of Oxygen-Containing Radical Cations.", R. Akaba, I. Noriaki, A. Kishida, M. Kamata, Journal of Physical Organic Chemistry, Vol.26, No.2, pp.98 - 101(2013)
3. "Toxoplasma gondii: A simple high throughput assay for drug screening in vitro", ChunMei Jin, Kusuma Kaewintajuk, JingHua Jiang, WooJin Jeong, Masaki Kamata, Hye-Sook Kim, Yusuke Wataya, and Hyun Park, Experimental Parasitology, Vol.121, No.2, pp.132 - 136(2009)
4. "Computational Studies of Decomposition Reactions of 1,4-Diphenyl-2,3-dioxabicyclo[2.2.2]octane Radical Cation Generated by Photoinduced Electron Transfer", R. Akaba, Yasuomi. Kiyota, Shoichi. Nishimoto, and Masaki. Kamata, Electrochemical Society Proceedings, Vol.2004, No.10, pp.201 - 204(2004)
5. "Triphenylpyrylium salt-sensitized photoreactions of 1,4-diaryl-2,3-dioxabicyclo[2.2.2]octanes through competitive single electron-transfer pathway and proton-catalyzed pathway", M. Kamata, J. Kaneko, J. Hagiwara, and R. Akaba, Tetrahedron Letters, Vol.45, No.40, pp.7423 - 7428(2004)
6. "Fe(II) mediated fragmentation of 1,4-diaryl-2,3-dioxabicyclo[2.2.2]-octanes through competitive single electron transfer pathway and Lewis acid pathway", M. Kamata, T. Kudoh, J. Kaneko, H.-S. Kim, and Y. Wataya, Tetrahedron Letters, Vol.43, No.4, pp.617 - 620(2002)
7. "Synthesis, Fe(II)-induced degradation, and antimalarial activities of 1,5-diaryl-6,7-dioxabicyclo[3.2.2]nonanes: direct evidence for nucleophilic O-1,2-aryl shifts", M. Kamata, M. Ohta, K. Komatsu, H.-S. Kim, and Y. Wataya, Tetrahedron Letters, Vol.43, No.11, pp.2063 - 2067(2002)
8. "Iron(II)-promoted rearrangement of 1,4-diaryl-2,3-dioxabicyclo[2.2.2]oct-5-enes: a mechanism distnct from that posutulated previously", M. Kamata, C. Satoh, H.-S. Kim, and Y. Wataya, Tetrahedron Letters, Vol.43, No.46, pp.8313 - 8317(2002)
9. "Formation of 1,2,4-trioxolanes via 9,10-dicyanoanthracene(DCA)-sensitized photo-oxygenation of 2,2-diaryl-3-(2,2-diarylvinyl)oxiranes", M. Kamata, K. Komatsu, and R. Akaba, Tetrahedron Letters, Vol.42, No.52, pp.9203 - 9206(2001)
10. "Novel photo-rearrangement of 1,5-di(p-methoxyphenyl)-6,7-dioxabicyclo[3.2.2]-nonane through an O-neophyl-type 1,2-aryl shift: evidence for an 1,6-dioxyl diradical intermediate", M. Kamata and K. Komatsu, Tetrahedron Letters, Vol.42, No.51, pp.9027 - 9030(2001)

Total 34 [Show All]

Publications

1. (The book ( the science book )) "[Photoinduced Electron Transfer Reactions of Oxiranes and Epoxy Ketones], chap.53, pp1-17 in CRC Handbook of Organic Photochemistry and Photobiology", E. Hasegawa and M. Kamata, CRC Press(2004)
2. (The book ( the science book )) "Sigmatropic Rearrangement of Three- and Four-membered Hydrocarbons Induced by Single Electron-Transfer, Studies in Organic Chemistry 31: Physical Organic Chemistry 1986, ", T. Miyashi, Y. Takahashi, M. Kamata, K. Yokogawa, and T. Mukai, Elsevier: Amsterdam(1987)

Presentations

1. "Cation Radicals of Bowl-Shaped Molecules. Fluoradene and its Derivatives", K. Hosoi, R. Akaba, M. Kamata, H. Itoh, The 8th International Symposium on Organic reactions, Kobe(2006)
2. "An isomerism in Hydrocarbon Cation Radicals", Ryoichi Akaba, Yoshihiro Suga, Keisuke Hagiwara, Masaki Kamata, Hiroki Itoh, The First Gunma International Symposium on Chemistry, New Horizons in Organic Chemistry, Gunma Universuty(2004)
3. "Intramolecular Proton Migration in Aralkyl Hydrocarbon Cation Radicals. A New Deprotonation Pathway", R. Akaba, M. Kamata, Y. Kiyota, H. Itoh, CREST International Symposium on Radical Ion Reactivity 2004, Awaji, Japan(2004)
4. "Reactions of 9-Phenylfluorene Cation Radical. Effect of Sensitizers on Reactivity", R. Akaba, D. Onda, Y. Deguchi, M. Kamata, CREST International Symposium on Radical Ion Reactivity 2004, Awaji, Japan(2004)
5. "Computational Studies of Decomposition Reactions of 1,4-Diphenyl-2.3-dioxabicyclo[2.2.2]octane Radical Cation Generated by Photoinduced Electron Transfer", R. Akaba, M. Kamata, Sixth International M. Baizer Award Symposium on Organic Electrochemistry as a part of the 205th Meeting of TheElectrochemical Society in San Antonio, San Antonio, USA(2004)
6. "DESIGN, SYNTHESIS, AND REDOX BEHAVIOR ON GOLD OF THIOLS AND DISUFIDES WITH PHOTOACTIVE AROMATIC GROUP", R. Akaba, Y. Deguchi, M. Takahashi, S. Miura, and M. Kamata, XIth International Symposium on Supramolecular Chemistry (ISSC XI), Kyushu University(2000)
7. "Chemistry of Cation Radicals of Carbonyl Compounds in Solution. A Laser Flash Photolysis Studies", R. Akaba, K. Inoue, M. Kamata, A. Negishi, H. Sakuragi, K. Tokumaru, Informal Poster Session Associated with US-Japan Seminar on New Aspects of Molecular Photochemistry in Photoconversion, University of Tsukuba(1992)
8. "ELECTRON-TRANSFER INDUCED C-C BOND CLEAVAGE IN AROMATIC OXIRANES, ALDEHYDES, AND KETONES, ", R. Akaba, T. Tajima, Y. Kawai, T. Kurakami, S. Goto, K. Saito, A. Negishi, and M. Kamata, The 1989 International Chemical Congress of Pacific Basin Societies (Dec. 18, 1989, , Hawaii, USA(1989)
9. "Photoinduced C-C Bond Cleavage of Radical Cations of Carbonyl Compounds in Solution", R. Akaba, K. Mogi, A. Negishi, M. Kamata, H. Sakuragi, and K. Tokumaru, Ibaraki(Tsukuba) International Symposium - Recent Trends in Organic Photochemistry and Its Extensive Perspect to Industry, Tsukuba(1989)
10. "SIGMATROPIC REARRANGEMENTS OF THREE AND FOUR-MEMBERED HYDROCARBONS INDUCED BY SINGLE ELECTRON-TRANSFER", T. Miyashi, Y.Takahashi, M. Kamata, K. Yokogawa, H. Ohaku, T. Mukai, Eighth IUPAC Conference on PHYSICAL ORGANIC CHEMISTRY, The Chemical Society of Japan(1986)

Total 12 [Show All]

Patents

1. (The patent) "Cyclic peroxide derivatives", Masaki Kamata, Yusuke Wataya, Hye-Sook Kim
2. (The patent) "Composition comprising 1,5-diphenyl-8-methyl-6,7-dioxa-bicyclo[3.2.2]nonane having endoperoxide ring for preventing and treating toxoplasmosis", Hyeon Park,Cheol Yun,Gyeong Hwa Kang, Hye Suk Kim, Yuusuke Wataya, Masaki Kamata