SUPEREXCHANGE THROUGH ORTHOGONAL MAGNETIC ORBITALS IN PI-TYPE ORGANIC TRIRADICALS - QUARTET GROUND-STATE IN GA(3,5-DTBSQ)3

被引:65
作者
ADAMS, DM
RHEINGOLD, AL
DEI, A
HENDRICKSON, DN
机构
[1] UNIV CALIF SAN DIEGO,DEPT CHEM 0506,LA JOLLA,CA 92093
[2] UNIV DELAWARE,DEPT CHEM,NEWARK,DE 19716
来源
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION IN ENGLISH | 1993年 / 32卷 / 03期
关键词
D O I
10.1002/anie.199303911
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The central gallium(III) ion propagates the exchanae interactions between the S = 1/2 ligands in the title complex 1, which lead to an S = 3/2 ground state, as magnetic susceptibility measurements of 1 have shown. These types of complexes are important for the design of molecular ferromagnets. 3,5-dtbsq- = 3,5-di-tert-butyl-1,2-semiquinone anion, the tBu substituents are omitted in the structure shown on the right. [GRAPHICS]
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页码:391 / 392
页数:2
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