Magnetic properties of group 8 metal-metal-bonded porphyrin and tetraazaporphyrin dimers

被引:8
作者
Godwin, HA
Collman, JP
Marchon, JC
Maldivi, P
Yee, GT
Conklin, BJ
机构
[1] STANFORD UNIV,DEPT CHEM,STANFORD,CA 94305
[2] CEA,SCIB,DEPT RECH FONDAMENTALE MAT CONDENSEE,CHIM COORDINAT LAB,F-38054 GRENOBLE,FRANCE
[3] UNIV COLORADO,DEPT CHEM & BIOCHEM,BOULDER,CO 80309
关键词
D O I
10.1021/ic9607853
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Solid state magnetic susceptibility data (2-350 K) are presented for the metal-metal doubly bonded dimers [Ru(OEP)](2) (OEP = octaethylporphyrin), [Ru(OETAP)](2) (OETAP = octaethyltetraazaporphyrin), and [Os(OEP)](2). The data are consistent with strong zero-field splitting of the triplet ground state (D approximate to 240-630 cm(-1)). Variable temperature (200-300 K) H-1 NMR data are presented for [Os(OEP)](2) and [Ru(OETAP)](2) and for two heterodimers, [(OEP)RuRu(OETAP)] and [(OEP)OsRu(OETAP)].
引用
收藏
页码:3499 / 3502
页数:4
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