A STERICALLY HINDERED AND HIGHLY LIPOPHILIC METALLOPORPHYRIN - CRYSTAL AND MOLECULAR-STRUCTURE OF MESO-TETRAKIS(3,5-DI-T-BUTYLPHENYL)PORPHYRIN-IRIDIUM(III) CARBONYL CHLORIDE

被引:8
作者
CHAN, KS [1 ]
CHEN, XM [1 ]
MAK, TCW [1 ]
机构
[1] CHINESE UNIV HONG KONG,DEPT CHEM,SHA TIN,HONG KONG
关键词
D O I
10.1016/S0277-5387(00)80242-9
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The title complex was synthesized and characterized by single-crystal X-ray analysis. The iridium(III) atom is coordinated by four nitrogen atoms in a square-planar fashion with Ir-N = 2.04(1) angstrom, and the coordination sphere is completed by chloro and carbonyl ligands at the axial positions with Ir-Cl = 2.293(6), Ir-C = 1.95(2) angstrom and Cl-Ir-C = 172.7(6)-degrees. The porphyrin ring is nearly planar with the dihedral angle between adjacent pyrrole rings at only 1.2-degrees. The dihedral angles between the porphyrin ring and the phenyl rings lie in the range 68.3-81.8-degrees.
引用
收藏
页码:2703 / 2706
页数:4
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