25 results on '"Takahiko Kojima"'
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2. Alkane functionalization at nonheme iron centers: stoichiometric transfer of metal-bound ligands to alkane
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3. Efficient Near-Infrared Light-Driven Hydrogen Evolution Catalyzed by a Saddle-Distorted Porphyrin as a Photocatalyst.
4. Significant Enhancement of Hole Transport Ability in Conjugated Polymer/Fullerene Bulk Heterojunction Microspheres.
5. Mechanistic Insights into Homogeneous Electrocatalytic and Photocatalytic Hydrogen Evolution Catalyzed by High-Spin Ni(II) Complexes with S2N2-Type Tetradentate Ligands.
6. Substituent Effects at the β-Positions of the Nonfused Pyrroles in a Quadruply Fused Porphyrin on the Structure and Optical and Electrochemical Properties.
7. NH Tautomerism of a Quadruply Fused Porphyrin: Rigid Fused Structure Delays the Proton Transfer.
8. Acid-Base Properties of a Freebase Form of a Quadruply Ring-Fused Porphyrin-Stepwise Protonation Induced by Rigid Ring-Fused Structure.
9. Mechanistic Insights into C–H Oxidations by Ruthenium(III)-Pterin Complexes: Impact of Basicity of the Pterin Ligand and Electron Acceptability of the Metal Center on the Transition States.
10. Homogeneous Photocatalytic Water Oxidation with a Dinuclear CoIII-Pyridylmethylamine Complex.
11. Redox-Noninnocent Behavior of Tris(2-pyridylmethyl)amine Bound to a Lewis Acidic Rh(III) Ion Induced by C-H Deprotonation.
12. Reactivity of a Ru(III)-hydroxo complex in substrate oxidation in water.
13. Oxidation of Organic Substrates with RuIV=O Complexes Formed by Proton-Coupled Electron Transfer.
14. Formation of a Hybrid Compound Composed of a Saddle-Distorted Tin(IV)−Porphyrin and a Keggin-Type Heteropolyoxometalate To Undergo Intramolecular Photoinduced Electron Transfer.
15. Photofunctional nanomaterials composed of multiporphyrins and carbon-based π-electron acceptors.
16. Porphyrin Nanotubes Based on Self-Assembly of Mo(V)-Dodecaphenylporphyrin Complexes and Inclusion of Mo-Oxo Clusters:? Synthesis and Characterization by X-ray Crystallography and Transmission Electron Microscopy.
17. Intramolecular Rearrangement for Regioselective Complexation by Intramolecular CH/π Interaction in a Hydrophobic Cavity of a Ruthenium Coordination Sphere.
18. A Porphyrin Nanotube: Size-Selective Inclusion of Tetranuclear MolybdenumOxo Clusters ( We thank Dr. M. Kawano (The University of Tokyo) and Dr. Y. Shimazaki (Institute for Materials Chemistry and Engineering, Kyushu University) for their help in X-ray crystallography. )
19. A Ruthenium Pterin Complex Showing Proton-Coupled Electron Transfer: Synthesis and Characterization ( We are grateful to Dr. Mikio Yasutake (Kyushu University) for his expertise in X-ray crystallography, Dr. Yasuhiro Funahashi (Nagoya Institute of Technology) for his help in preparing Hdmdmp, Prof. Kazuya Uezu (The University of Kita-Kyushu) for his help on DFT calculations, and Prof. Kazuhiro Takahashi (Kyushu University) for his help in electrolysis. We also thank financial support by a Grant-in-Aid (No. 11740373 to T.K.) from the Ministry of Education, Science, Sports, and Culture of Japan. )
20. Tetranudear Ruthenium(II) Complex with a Dinucleating Ligand Forming Multi-Mixed-Valence States.
21. A tetranuclear iridium(iii) complex with a flavin analogue as a bridging ligand in different coordination modes and exchangeable anion encapsulation in a supramolecular cageElectronic supplementary information (ESI) available: Synthetic procedures for 1-PF6and 1-ClO4, CIF files of 1-PF6and 1-ClO4, a drawing of the crystal structure of 1-PF6including PF6−, IR spectra of 1-PF6and 1-ClO4, ESI-MS spectra in the course of self-reorganization. CCDC 726570 (1-PF6) and CCDC 729384 (1-ClO4). See DOI: 10.1039/b911033j
22. Formation of dodecaphenylporphodimethene viafacile protonation of saddle-distorted dodecaphenylporphyrinElectronic supplementary information (ESI) available: A CIF file of 1, an ORTEP drawing of a partial structure of 1, absorption spectrum (in CH2Cl2), an ORTEP drawing, and a CIF file of [Sn(DPP)Cl2], and the list of authors of ref. 9. CCDC 702272–702273. For ESI and crystallographic data in CIF or other electronic format see DOI: 10.1039/b816063e
23. A discrete conglomerate of a distorted Mo(v)-porphyrin with a directly coordinated keggin-type polyoxometalate.
24. A porphyrin nanochannel: formation of cationic channels by a protonated saddle-distorted porphyrin and its inclusion behavior .
25. Novel cofacial oxidative coupling reaction of phosphinine in the presence of Cu(i) and ClO4-.
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