Eiichi Kayahara

发表

Synthesis, characterization, and properties of [4]cyclo-2,7-pyrenylene: effects of cyclic structure on the electronic properties of pyrene oligomers.

Toshiyasu Suzuki, S. Yamago, T. Iwamoto, 2014, Angewandte Chemie.

Synthesis of Twisted [N]Cycloparaphenylene by Alkene Insertion.

N. Tokitoh, S. Yamago, Tatsuhisa Kato, 2021, Angewandte Chemie.

Shortest Double-Walled Carbon Nanotubes Composed of Cycloparaphenylenes.

S. Yamago, T. Iwamoto, S. Hashimoto, 2017, ChemPlusChem.

Synthesis of Concentrated Polymer Brushes via Surface-Initiated Organotellurium-Mediated Living Radical Polymerization

A. Nomura, S. Konishi, S. Yamago, 2013 .

Properties of triplet-excited [N]cycloparaphenylenes (N = 8-12): excitation energies lower than those of linear oligomers and polymers.

T. Majima, Chao Lu, M. Fujitsuka, 2014, The journal of physical chemistry. A.

Sb, Bi, Te, and I-Transfer Polymerization and Applications

S. Yamago, Eiichi Kayahara, 2012 .

Synthesis of structurally well-controlled ω-vinylidene functionalized poly(alkyl methacrylate)s and polymethacrylonitrile by organotellurium, organostibine, and organobismuthine-mediated living radical polymerizations

S. Yamago, Eiichi Kayahara, Hiroto Yamada, 2009 .

Generation of carbanions through stibine-metal and bismuthine-metal exchange reactions and its applications to precision synthesis of ω-end-functionalized polymers.

S. Yamago, Eiichi Kayahara, Hiroto Yamada, 2011, Chemistry.

Synthesis and physical properties of a ball-like three-dimensional π-conjugated molecule

T. Majima, H. Takaya, Toshiyasu Suzuki, 2013, Nature Communications.

Practical synthesis of [n]cycloparaphenylenes (n = 5, 7-12) by H2SnCl4-mediated aromatization of 1,4-dihydroxycyclo-2,5-diene precursors.

S. Yamago, V. Patel, Eiichi Kayahara, 2015, Chemistry.

Cycloparaphenylenes and Carbon Nanorings

S. Yamago, S. Hashimoto, Eiichi Kayahara, 2015 .

Strain-Induced Double Carbon-Carbon Bond Activations of Cycloparaphenylenes by a Platinum Complex: Application to the Synthesis of Cyclic Diketones.

K. Takeuchi, S. Yamago, F. Ozawa, 2018, Angewandte Chemie.

Strain-Induced Double Carbon-Carbon Bond Activations of Cycloparaphenylenes by a Platinum Complex: Application to the Synthesis of Cyclic Diketones.

K. Takeuchi, S. Yamago, F. Ozawa, 2018, Angewandte Chemie.

Synthesis of ω-End Functionalized Polymers through Tellurium-Metal Transmetallation Reaction

S. Yamago, Eiichi Kayahara, 2012 .

Development of an arylthiobismuthine cocatalyst in organobismuthine-mediated living radical polymerization: applications for synthesis of ultrahigh molecular weight polystyrenes and polyacrylates.

S. Yamago, Eiichi Kayahara, 2009, Journal of the American Chemical Society.

Synthesis of structurally well-defined telechelic polymers by organostibine-mediated living radical polymerization: in situ generation of functionalized chain-transfer agents and selective omega-end-group transformations.

Manabu Togai, S. Yamago, Na Pan, 2009, Chemistry.

Synthesis and Properties of a Cyclohexa‐2,7‐anthrylene Ethynylene Derivative

M. Mitsui, S. Yamago, Yoshiki Niihori, 2020, Angewandte Chemie.

Synthesis and Properties of a Cyclohexa-2,7-Anthrylene Ethynylene Derivative.

M. Mitsui, S. Yamago, Yoshiki Niihori, 2020, Angewandte Chemie.

Bromination of Cycloparaphenylenes: Strain-Induced Site-Selective Bis-Addition and Its Application for Late-Stage Functionalization.

S. Yamago, Ruifeng Qu, Eiichi Kayahara, 2017, Angewandte Chemie.

Highly controlled living radical polymerization through dual activation of organobismuthines.

T. Fukuda, B. Ray, S. Yamago, 2007, Angewandte Chemie.

Substituent effect on the antimony atom in organostibine-mediated living radical polymerization†

S. Yamago, Eiichi Kayahara, N. Kondo, 2011 .

Optimization of Organotellurium Transfer Agents for Highly Controlled Living Radical Polymerization

T. Fukuda, S. Yamago, A. Goto, 2008 .

1,3-Diradicals Embedded in Curved Paraphenylene Units: Singlet versus Triplet State and In-Plane Aromaticity.

Misaki Matsumoto, S. Yamago, M. Abe, 2021, Journal of the American Chemical Society.

Dynamic Au–C σ-Bonds Leading to an Efficient Synthesis of [n]Cycloparaphenylenes (n = 9–15) by Self-Assembly

K. Osakada, S. Yamago, Yoshitaka Tsuchido, 2022, JACS Au.

Regioselective Synthesis and Characterization of Multinuclear Convex-Bound Ruthenium-[n]Cycloparaphenylene (n = 5 and 6) Complexes.

S. Yamago, V. Patel, E. P. Kündig, 2016, Angewandte Chemie.

Synthesis and Reactions of Carbon Nanohoop

S. Yamago, Eiichi Kayahara, 2019, Journal of Synthetic Organic Chemistry, Japan.

Gram-Scale Syntheses and Conductivities of [10]Cycloparaphenylene and Its Tetraalkoxy Derivatives.

H. Onishi, H. Kaji, S. Yamago, 2017, Journal of the American Chemical Society.

Ligand-Controlled Synthesis of [3]- and [4]Cyclo-9,9-dimethyl-2,7-fluorenes through Triangle- and Square-Shaped Platinum Intermediates.

Toshiyasu Suzuki, S. Yamago, T. Iwamoto, 2015, Chemistry.

Organoplatinum-mediated synthesis of cyclic π-conjugated molecules: towards a new era of three-dimensional aromatic compounds.

Takahiro Iwamoto, S. Yamago, Eiichi Kayahara, 2014, Chemical record.

Short-step Synthesis of Large Cycloparaphenylenes

S. Yamago, Yao Cheng, Eiichi Kayahara, 2018, Chemistry Letters.

Selective and Gram-Scale Synthesis of [8]Cycloparaphenylene.

S. Yamago, Eiichi Kayahara, Tatsuya Kawanishi, 2020, The Journal of organic chemistry.

Synthesis and physical properties of [4]cyclo-3,7-dibenzo[b,d]thiophene and its S,S-dioxide

S. Yamago, Xue-jiao Zhai, Eiichi Kayahara, 2017 .

Size Dependence of [n]Cycloparaphenylenes (n=5-12) in Electrochemical Oxidation.

S. Yamago, T. Nishinaga, Eiichi Kayahara, 2016, Chemistry, an Asian journal.

Tetracyclo(2,7-carbazole)s: Diatropicity and Paratropicity of Inner Regions of Nanohoops.

Toshiyasu Suzuki, S. Yamago, Y. Sakamoto, 2016, The Journal of organic chemistry.

Synthesis and Characterization of [n]CPP (n = 5, 6, 8, 10, and 12) Radical Cation and Dications: Size-Dependent Absorption, Spin, and Charge Delocalization.

S. Yamago, Tatsuhisa Kato, Eiichi Kayahara, 2016, Journal of the American Chemical Society.

Isolation and characterization of the cycloparaphenylene radical cation and dication.

H. Takaya, S. Yamago, Tatsuhisa Kato, 2013, Angewandte Chemie.

Selective synthesis and crystal structure of [10]cycloparaphenylene.

Toshiyasu Suzuki, S. Yamago, Eiichi Kayahara, 2012, Organic letters.

In-plane aromaticity in cycloparaphenylene dications: a magnetic circular dichroism and theoretical study.

S. Yamago, M. Uchiyama, A. Muranaka, 2015, Journal of the American Chemical Society.

Synthesis and characterization of [5]cycloparaphenylene.

S. Yamago, V. Patel, Eiichi Kayahara, 2014, Journal of the American Chemical Society.

Enhancement of the quinoidal character for smaller [n]cycloparaphenylenes probed by Raman spectroscopy.

T. Majima, M. Fujitsuka, S. Yamago, 2013, Chemphyschem : a European journal of chemical physics and physical chemistry.

Significant structural relaxations of excited [n]cycloparaphenylene dications (n = 5-9).

T. Majima, Chao Lu, M. Fujitsuka, 2018, Physical chemistry chemical physics : PCCP.

Radical ions of cyclopyrenylene: comparison of spectral properties with cycloparaphenylene.

T. Majima, M. Fujitsuka, S. Yamago, 2015, The journal of physical chemistry. A.

Ultrafast Exciton Self‐Trapping and Delocalization in Cycloparaphenylenes: The Role of Excited‐State Symmetry in Electron‐Vibrational Coupling

M. Nakano, Dongho Kim, R. Kishi, 2020, Angewandte Chemie.

Ultrafast Exciton Self-trapping and Delocalization in Cycloparaphenylenes: The Role of Excited-state Symmetry in Electron-vibrational Coupling.

Woojae Kim, M. Nakano, Dongho Kim, 2020, Angewandte Chemie.

Selective Synthesis of [6]-, [8]-, and [10]Cycloparaphenylenes

Toshiyasu Suzuki, S. Yamago, T. Iwamoto, 2013 .

Size-Dependent Relaxation Processes of Photoexcited [ n]Cycloparaphenylenes ( n = 5-12): Significant Contribution of Internal Conversion in Smaller Rings.

T. Majima, Chao Lu, M. Fujitsuka, 2019, The journal of physical chemistry. A.

Selective and Gram-Scale Synthesis of [8]Cycloparaphenylene.

S. Yamago, Eiichi Kayahara, Tatsuya Kawanishi, 2020, The Journal of organic chemistry.

Radical Ions of Cycloparaphenylenes: Size Dependence Contrary to the Neutral Molecules.

T. Majima, M. Fujitsuka, S. Yamago, 2014, The journal of physical chemistry letters.

Synthesis and Physical Properties of Polyfluorinated Cycloparaphenylenes.

K. Takeuchi, N. Tokitoh, S. Yamago, 2018, Organic letters.

A Donor–Acceptor 10-Cycloparaphenylene and Its Use as an Emitter in an Organic Light-Emitting Diode

E. Zysman‐Colman, H. Kaji, S. Yamago, 2023, Organic letters.

Syntheses of Tetrasubstituted [10]Cycloparaphenylenes by a Pd-catalyzed Coupling Reaction. Remarkable Effect of Strain on the Oxidative Addition and Reductive Elimination.

S. Yamago, Eiichi Kayahara, Masaya Nakano, 2020, Chemistry, an Asian journal.

Organoplatinum-Mediated Synthesis of Cyclic π-Conjugated Molecules: Towards a New Era of Three-Dimensional Aromatic Compounds

S. Yamago, T. Iwamoto, Eiichi Kayahara, 2014 .

Near-Infrared Fluorescence from In-Plane-Aromatic Cycloparaphenylene Dications.

S. Yamago, M. Uchiyama, A. Muranaka, 2018, The journal of physical chemistry. A.

Controlled synthesis of hydrophilic concentrated polymer brushes and their friction/lubrication properties in aqueous solutions

Akihiro Nomura, Yoshinobu Tsujii, Atsushi Goto, 2011 .

In-plane aromaticity in cycloparaphenylene dications: a magnetic circular dichroism and theoretical study.

S. Yamago, M. Uchiyama, A. Muranaka, 2015, Journal of the American Chemical Society.

Radical Ions of Cycloparaphenylenes: Size Dependence Contrary to the Neutral Molecules.

T. Majima, M. Fujitsuka, S. Yamago, 2014, The journal of physical chemistry letters.

Enhanced host–guest interaction between [10]cycloparaphenylene ([10]CPP) and [5]CPP by cationic charges

S. Yamago, Y. Mizuhata, Eiichi Kayahara, 2024, Beilstein journal of organic chemistry.