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Synthesis and Characterization of New Platinum(II) and Platinum(IV) Triphyrin Complexes
被引:40
|作者:
Xue, Zhaoli
[1
]
Kuzuhara, Daiki
[1
]
Ikeda, Shinya
[1
]
Okujima, Tetsuo
[2
]
Mori, Shigeki
[3
]
Uno, Hidemitsu
[2
]
Yamada, Hiroko
[1
,4
]
机构:
[1] Nara Inst Sci & Technol, Grad Sch Mat Sci, Ikoma 6300192, Japan
[2] Ehime Univ, Grad Sch Sci & Engn, Dept Biol & Chem, Matsuyama, Ehime 7908577, Japan
[3] Ehime Univ, Integrated Ctr Sci, Dept Mol Sci, Matsuyama, Ehime 7908577, Japan
[4] JST, CREST, Chiyoda Ku, Tokyo 1020076, Japan
关键词:
METAL-COMPLEXES;
ELECTROLUMINESCENT DEVICES;
CONTRACTED PORPHYRINS;
OPTICAL-PROPERTIES;
HIGHLY EFFICIENT;
SUBPORPHYRINS;
PERFORMANCE;
LIGANDS;
D O I:
10.1021/ic302624h
中图分类号:
O61 [无机化学];
学科分类号:
070301 ;
081704 ;
摘要:
Metalation of 6,13,20,21-tetrakis(4-methyl-phenyl)-22H-tribenzo[14]triphyrin(2.1.1) with PtCl2 gave a platinum(II) complex having a square-planar coordination structure with two pyrrolic nitrogen atoms and two chloride ions, with a saddle-shaped macrocycle. This platinum(II) complex was easily oxidized by air to an octahedral platinum(IV) complex coordinated by three pyrrolic nitrogen atoms as a tridentate monoanionic cyclic ligand and three chloride ions. When platinum(II) triphyrin was crystallized in air, an oxygen atom was incorporated between two alpha-carbon atoms of the pyrroles as an oxygen bridge to intercept the 14 pi aromatic system.
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页码:1688 / 1690
页数:3
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