A 1,2-PHENYLENE-BRIDGED PORPHYRIN DIMER - SYNTHESIS, PROPERTIES, AND MOLECULAR-STRUCTURE

被引:101
作者
OSUKA, A [1 ]
NAKAJIMA, S [1 ]
NAGATA, T [1 ]
MARUYAMA, K [1 ]
TORIUMI, K [1 ]
机构
[1] OKAZAKI NATL RES INST,INST MOLEC SCI,OKAZAKI 444,JAPAN
来源
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION IN ENGLISH | 1991年 / 30卷 / 05期
关键词
D O I
10.1002/anie.199105821
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The porphyrin rings in the porphyrin dimer 1 are nearly planar, but they are considerably tilted toward each other. Compound 1 is of interest as a model for the special pair of the photosynthetic reaction center. The average distance between the two porphyrin planes is only 3.43 angstrom. The resulting strong interactions-resembling those in excimers-lead to a lowering of the energy of the S1 state and facilitate one-electron oxidation.
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页码:582 / 584
页数:3
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