論文 - 伊東 俊司
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Electrophilic Ipso-Substitution and Some Unique Reaction Behavior of 1,3,6-Tri-tert-butylazulene
T. Shoji, S. Ito, J. Higashi, T. Okujima, R. Yokoyama, K. Toyota, S. Ito, M. Yasunami, and N. Morita
Eur. J. Org. Chem. ( 10 ) 1554 - 1563 2009年04月
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Heteroarylation of 1-Azulenyl Methyl Sulfide: Two-Step Synthetic Strategy for 1-Methylthio-3-(heteroaryl)azulenes Using the Triflate of N-Containing Heterocycles
J. Higashi, T. Shoji, S. Ito, K. Toyota, M. Yasunami, and N. Morita
Eur. J. Org. Chem. ( 34 ) 5823 - 5831 2008年12月
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Synthesis, Properties, and Redox Behavior of Mono-, Bis-, and Tris[1,1,4,4-tetracyano-2-(1-azulenyl)-3-butadienyl] Chromophores Binding with Benzene and Thiophene Cores
T. Shoji, S. Ito, K. Toyota, M. Yasunami, and N. Morita
Chem. Eur. J. 14 ( 27 ) 8398 - 8408 2008年09月
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Synthesis and Reactivity of 3-Methylsulfinyl-2H-cyclohepta[b]furan-2-ones
J. Higashi, K. Okada, T. Shoji, K. Toyota, M. Watanabe, M. Yasunami, S. Kikuchi, S. Ito, and N. Morita
Heterocycles 76 ( 1 ) 759 - 770 2008年09月
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Synthesis and Intramolecular Pericyclization of 1-Azulenyl Thioketones
S. Ito, T. Okujima, S. Kikuchi, T. Shoji, N. Morita, T. Asao, T. Ikoma, S. Tero-Kubota, J. Kawakami, and A. Tajiri
J. Org. Chem. 73 ( 6 ) 2256 - 2263 2008年03月
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Synthesis and Redox Behaviors of 1-Azulenyl Sulfides and Efficient Synthesis of 1,1’-Biazulenes
T. Shoji, J. Higashi, S. Ito, K. Toyota, T. Asao, M. Yasunami, K. Fujimori, and N. Morita
Eur. J. Org. Chem. ( 7 ) 1242 - 1252 2008年03月
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2-(Benzo-d-thiazol-2-yl)quinoline as a Fluorescent Chemosensor Material for Hg(II)
J. Kawakami, R. Ohtake, R. Miyamoto, M. Nagaki, and S. Ito
Transactions of the Materials Research Society of Japan (Trans. MRS-J) 33 ( 1 ) 9 - 11 2008年03月
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A Novel Approach to 5,5’-Diisopropyl-3,3’-bi-2H-cyclohepta[b]furan-2-one
N. Morita, J. Higashi, K. Okada, T. Shoji, K. Toyota, M. Watanabe, M. Yasunami, S. Kikuchi, and S. Ito
Heterocycles 73 ( 1 ) 237 - 240 2007年12月
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Transition Metal Free Synthesis and Pyridinylation of 1,1-Biazulene
T. Shoji, S. Ito, K. Toyota, M. Yasunami, and N. Morita
Tetrahedron Lett. 48 ( 29 ) 4999 - 5002 2007年07月
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Charge Transfer Induced Enhancement of Near-IR Two-Photon Absorption of 5,15-Bis(azulenylethynyl) Zinc(II) Porphyrins
K. S. Kim, S. B. Noh, T. Katsuda, S. Ito, A. Osuka, and D. Kim
Chem. Commun. ( 24 ) 2479 - 2481 2007年06月
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Synthesis of 5-Heteroarylazulenes: First Selective Electrophilic Substitution for 5-Position of Azulene
T. Shoji, S. Ito, M. Watanabe, K. Toyota, M. Yasunami, and N. Morita
Tetrahedron Lett. 48 ( 17 ) 3009 - 3012 2007年04月
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Synthesis of Heteroarylazulenes: Transition-Metal Free Coupling Strategy of Azulene with Heterocycles
T. Shoji, R. Yokoyama, S. Ito, M. Watanabe, K. Toyota, M. Yasunami, and N. Morita
Tetrahedron Lett. 48 ( 7 ) 1099 - 1103 2007年02月
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Synthesis, Stabilities, and Redox Behavior of Mono-, Di-, and Tetracations Composed of Di(1-azulenyl)methylium Units Connected to a Benzene Ring by Phenyl- and 2-Thienylacetylene Spacers. A Concept of a Cyanine-Cyanine Hybrid as a Stabilized Electrochromic System
S. Ito, K. Akimoto, J. Kawakami, A. Tajiri, T. Shoji, H. Satake, and N. Morita
J. Org. Chem. 72 ( 1 ) 162 - 172 2007年01月
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Reaction of 2H-Cyclohepta[b]furan-2-ones with Pyridinium Salts of Trifluoromethanesulfonic Anhydride
N. Morita, T. Matsuki, M. Nakashima, T. Shoji, K. Toyota, S. Kikuchi, and S. Ito
Heterocycles 69 ( 1 ) 119 - 122 2006年12月
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Poly(amine ester) Dendrimer with Naphthyl Units as a Fluorescent Chemosensor for Al(III), Cu(II), and Zn(II)
J. Kawakami, T. Mizuguchi, and S. Ito
Anal. Sci. 22 ( 11 ) 1383 - 1384 2006年11月
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Time-dependent DFT Study of Emission Mechanism of 8-Hydroxyquinoline Derivatives as Fluorescent Chemosensors for Metal Ions
R. Miyamoto, J. Kawakami, S. Takahashi, S. Ito, M. Nagaki, and H. Kitahara
J. Comput. Chem. Jpn. 5 ( 3 ) 19 - 22 2006年03月
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The Synthesis of Heteroarylazulene
T. Shoji, S. Kikuchi, S. Ito, and N. Morita
Heterocycles 66 ( 1 ) 91 - 94 2005年12月
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Poly(amide amine) Dendrimer with Naphthyl Units as a Fluorescent Chemosensor for Metal Ions
J. Kawakami, T. Isobe, Y. Sasaki, S. Ito, M. Nagaki, and H. Kitahara
Anal. Sci. 21 ( 7 ) 729 - 730 2005年07月
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Synthesis and Properties of Hexakis(6-octyl-2-azulenyl)benzene as a Multielectron Redox System with Liquid Crystalline Behavior
S. Ito, M. Ando, A. Nomura, N. Morita, C. Kabuto, H. Mukai, K. Ohta, J. Kawakami, A. Yoshizawa, and A. Tajiri
J. Org. Chem. 70 ( 10 ) 3939 - 3949 2005年05月
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Synthesis and Dynamic Stereochemistry of Azulene-Substituted 9-Fluorenyl, 9,10-Dihydro-10,10-dimethyl-9-anthryl, 10,11-Dihydro-5H-dibenzo[a,d]cyclohepten-5-yl, and 5H-Dibenzo[a,d]cyclohepten-5-yl Cations. Correlations of Stabilities of the Carbocations and Rotational Barrier of Azulene Ring
S. Ito, J. Kawakami, A. Tajiri, D. Ryuzaki, N. Morita, T. Asao, M. Watanabe, and N. Harada
Bull. Chem. Soc. Jpn. 78 ( 11 ) 2051 - 2065 2005年04月