SYNTHESIS, CHARACTERIZATION AND AQUATION KINETICS OF A NEW TRANS DIASTEREOISOMER OF DICHLORO(MESO-5,12-DIMETHYL-1,4,8,11-TETRAAZACYCLOTETRADECANE)COBALT(III) PERCHLORATE

被引:8
作者
CHEN, BH [1 ]
LAI, CY [1 ]
YUAN, YH [1 ]
CHUNG, CS [1 ]
机构
[1] NATL TSING HUA UNIV,DEPT CHEM,HSINCHU 30043,TAIWAN
来源
JOURNAL OF THE CHEMICAL SOCIETY-DALTON TRANSACTIONS | 1994年 / 20期
关键词
D O I
10.1039/dt9940002959
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
A new trans diastereoisomer of dichloro(meso-5,12-dimethyl-1,4,8,11-tetraazacyclotetradecane)cobalt(III) perchlorate has been prepared, and the electronic absorption and infrared spectral data studied. The assignments of the structure of the isomer have been accomplished by thorough stereochemical analysis combined with H-1 and C-13 NMR spectral data. Aquation kinetics have been studied at various temperatures and activation parameters determined. The results indicate a dissociative activation with retention of configuration and a distorted-square pyramidal activated complex.
引用
收藏
页码:2959 / 2961
页数:3
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