CHARACTERIZATION OF THE 1ST MIXED-VALENT LIQUID-CRYSTALLINE MATERIALS - SYNTHESIS AND STRUCTURAL-PROPERTIES OF NEW BINUCLEAR RUTHENIUM CARBOXYLATES

被引:20
作者
CUKIERNIK, FD
MALDIVI, P
GIROUDGODQUIN, AM
MARCHON, JC
IBNELHAJ, M
GUILLON, D
SKOULIOS, A
机构
[1] CTR ETUD NUCL GRENOBLE,DEPT RECH FUNDAMENTALE,CHIM COORDINAT LAB,CNRS,URA 1194,85X,F-38041 GRENOBLE,FRANCE
[2] INST CHARLES SADRON,INST PHYS & CHIM MAT STRASBOURG,MAT ORGAN GRP,F-67083 STRASBOURG,FRANCE
关键词
D O I
10.1080/02678299108055013
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The syntheses and structural properties of new binuclear ruthenium complexes with long chain carboxylates, of general formula Ru2(RCO2)4X (R = C8H17, C11H23 and X = Cl, RCOO), are reported. The thermodynamic behaviour of these compounds is strongly influenced by the nature of the counterion X. The chloro complexes (X = Cl) are not mesomorphic whereas the carboxylato species (X = RCOO) are shown to exhibit a thermotropic columnar mesophase, thus providing the first example of a mixed-valent liquid-crystalline material.
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页码:903 / 906
页数:4
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