Interactions of two porphyrin rings: Metal-induced structural change of 5,5'-ethylenebis(porphyrin)

被引:26
作者
Sugiura, K
Ponomarev, G
Okubo, S
Tajiri, A
Sakata, Y
机构
[1] OSAKA UNIV, INST SCI & IND RES, IBARAKI, OSAKA 567, JAPAN
[2] RUSSIAN MINIST HLTH, INST BIOPHYS, MOSCOW 123182, RUSSIA
[3] HACHINOHE INST TECHNOL, HACHINOHE 036, JAPAN
[4] HIROSAKI UNIV, COLL EDUC, DEPT CHEM, HIROSAKI, AOMORI 036, JAPAN
关键词
D O I
10.1246/bcsj.70.1115
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
5,5'-ethylenebis(octaethylporphyrin) 1 and its metallocomplexes with various combination of metals (Zn, Cu, and Ni) 2-10 were prepared. On the basis of H-1 and C-13 NMR as well as MCD spectra, it was concluded that interactions between the two intramolecular porphyrins become attractive when at least one of the two rings is converted to zinc porphyrin. The phenomenon was explained by dipole-dipole interaction arising from the large polarization in Zn complexes.
引用
收藏
页码:1115 / 1123
页数:9
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