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17. Shiro Hikichi, Michito Yoshizawa, Yasuyuki Sasakura, Munetaka
Akita, and Yoshihiko Moro-oka
Characterization of reactive bis(m-oxo)
dimetal(III) complexes with tris(pyrazolyl)borate ligands
J. Inorg. Biochem. 1999, 74, 31.
16. Takashi Hashihayata, T. Punniyamurthy, Ryo Irie, Tsutomu Katsuki,
Munetaka Akita, and Yoshihiko Moro-oka
Conformational Analysis of Cationic (R,S)- and (R,R)-(Salen)manganese
Complexes Possessing Axial Chirality as a Chiral Element Based
on X-ray Crystallography: An Explanation of the Effect of Apical
Ligand on Enantioselection by (Salen)managenese Catalyst
Tetrahedron 1999, 55, 14599 - 14610.
15. Min-Chul Chung, Aizoh Sakurai, Munetaka Akita,* and Yoshihiko
Moro-oka
Synthesis and Characterization of Fe,Co-Mixed Metal Polynuclear
Complexes with C4H and C4 Ligands Derived From Butadiynyl (X=
H) and Butadiynediyl Iron Complexes (X= Fp*), Fp*-CｺC-CｺC-X [Fp*= (h5-C5Me5)Fe(CO)2]:
Transformation of the C4(H) Cluster Frameworks via Valence Isomerization
and 1,2-H shift of the Carbon Linkages
Organometallics 1999, 18, 4684 - 4691. 別刷(pdfファイル)
14. Shiro Hikichi, Michito Yoshizawa, Yasuyuki Sasakura, Hidehito
Komatsuzaki, Munetaka Akita, and Yoshihiko Moro-oka
Oxygenation of Saturated Hydrocarbyl Groups in the Dinuclear Ni(III)
Bis(m-oxo) Complexes with the Hydrotris(pyrazolyl)borate
Ligands TpR (R= Me3 and iPr2)
Chem. Lett. 1999, 979 - 980.
13. Yoshiaki Takahashi, Shiro Hikichi, Munetaka Akita, and
Yoshihiko Moro-oka
Oxidative C(sp3)-C(sp3) bond cleavage reaction of an isopropyl
group to give an acetyl group via O2-treatment of a labile cationic
ruthenium species, [TpiPrRu(dppene)(OH2)]+
J. Chem. Soc., Chem. Commun. 1999, 1491 - 1492.
12. T. Punniyamurthy, R. Irie, T. Katsuki, M.Akita, and Y.
Moro-oka
Why Do (R,R)- and (R,S)-(Salen)manganese(III) Complexes Show Different
Substrate-Specificity ? The Role of an Apical Ligand
Synlett 1999, 1049 -1052.
11. Yoshiaki Takahashi, Mariko Hashimoto, Shiro Hikichi, Munetaka
Akita, and Yoshihiko Moro-oka
Conversion of Molecular Oxygen into a Hydroperoxo Species via
Ring Opening Protonation of a Cyclic h2-Peroxide
Intermediate: Characterization of the h2-Peroxide
and Hydroperoxo Complexes Obtained by Oxygenation of a Rhodium(I)
Complex, TpiPrRh(dppe) [TpiPr= hydrotris(3,5-di-iso-propylpyrazolyl)-borato],
in the Presence of Pyrazoles
Angew. Chem. Int. Ed. in Engl. 1999, 38,
3074 - 3077.
10. Munetaka Akita, Taichi Miyaji, Shiro Hikichi, and Yoshihiko
Moro-oka
A Transition Metal-Hydroperoxo Complex Stabilized by Hydrogen-Bonding
Interaction: The First Example of a Hydroperoxopalladium Species
Characterized by X-Ray Crystallography, (k2-TpiPr)Pd(PPh3)(OOH)
[TpiPr= hydrotris(3,5-diisopropylpyrazolyl)borato]
Chem. Lett. 1999, 813 - 814.
9. Aizoh Sakurai, Munetaka Akita, and Yoshihiko Moro-oka
Synthesis and Characterization of the Dodecahexaynediyldiiron
Complex, Fp*-(CｺC)6-Fp* [Fp*= Fe(h5-C5Me5)(CO)2], the Longest Structurally
Characterized Polyynediyl Complex
Organometallics 1999, 18, 3241 - 3244. 別刷(pdfファイル)
8. Yoshiaki Takahashi, Shiro Hikichi, Munetaka Akita, and Yoshihiko
Moro-oka
A Coordinatively Unsaturated Species with Agostic C-H Interaction,
[(k4-TpiPr)Ru(dppe)]OSO2CF3, and its
Addition Reaction
Organometallics 1999, 18, 2571 - 2573. 別刷 (pdfファイル)
7. Masahiro Kosugi, Shiro Hikichi, Munetaka Akita, and Yoshihiko
Moro-oka
The first evidence for activation of exogenous O2 on a vanadium(IV)
center: Synthesis and characterization of a peroxo vanadium(V)
complex with hydrotris(3,5-diisopropyl-1-pyrazolyl)borate
J. Chem. Soc., Dalton Trans. 1999, 1369 - 1372.
6. Masahiro Kosugi, Shiro Hikichi, Munetaka Akita, and Yoshihiko
Moro-oka
Inter- and Intramolecular Hydrogen-bonding Interaction of Hydroxo
Groups and Steric Effect of Alkyl Substituents on Pyrazolyl Rings
in TpR Ligands: Synthesis and Structural Characterization of Chloro-,
Acetylacetonato- and Hydroxo Complexes of VO2+ with TpPri2
and TpMe2 Ligands
Inorg. Chem. 1999, 38, 2567-2578. 別刷
(pdfファイル)
5. Keisuke Ohta, Mariko Hashimoto, Yoshiaki Takahashi, Shiro
Hikichi, Munetaka Akita, and Yoshihiko Moro-oka
Synthesis of a Series of Rhodium Complexes, TpiPrRhIL2 and TpiPrRhIII(X)(Y)(MeCN),
with Hydrotris(3,5-diisopropyl-pyrazolyl)borato Ligand (TpiPr)
from the Versatile Precursor, (k3-TpiPr)Rh(coe)(MeCN),
and Dependence of the k2-k3
Interconversion Rate of the TpiPr Ligand on the Chelate Ring Size.
Organometallics 1999, 18, 3234 - 3240. 別刷(pdfファイル)
4. Munetaka Akita, De-qiang Ma, Shiro Hikichi, and Yoshihiko
Moro-oka
Synthesis and crystal structures of mononuclear half-sandwich
Ni and Co complexes containing the Klaeui's tripodal ligand, [k3-(h5-C5H5)Co{P(=O)(OCH3)2}3]M(k2-NO3)(L) (M= Ni, Co)
J. Chem. Soc., Dalton Trans. 1999, 987 - 996.
3. Nobuhiko Shirasawa, Munetaka Akita, Shiro Hikichi, and Yoshihiko
Moro-oka
Thermally stable coordinatively unsaturated alkyl complexes resistant
to b-hydride elimination: TpiPrM-CH2CH3
(M= Co, Fe)
J. Chem. Soc., Chem. Commun. 1999, 417 - 418.
2. Munetaka Akita, Sadahiro Nakanishi, Hideki Musashi, and
Yoshihiko Moro-oka
Photochemical C-H bond activation of the diruthenium bridging
methylene complex, Cp2Ru2(m-CH2)2(CO)2:
insertion of norbornadienes into the methylene C-H bond and unprecedented
intramolecular H-D exchange between the two methylene units
J. Chem. Soc. Chem. Commun. 1999, 145-146.
1. Munetaka Akita, Aizoh Sakurai and Yoshihiko Moro-oka
Facile CｺC bond cleavage of polyynediyldiiron
complexes, Fp*-(CｺC)n-Fp* [Fp*= Fe(h5-C5Me5)(CO)2; n= 3, 4], with Fe2(CO)9
leading to bis(m3-alkylidyne) complexes,
Fp*-CｺC-m3-C-Fe3(CO)9-m3-C-(CｺC)n-2-Fp*.
J. Chem. Soc., Chem. Commun. 1999, 101 - 102.