SYNTHESIS AND OPTICAL SPECTROSCOPY OF MONOMERIC AND POLYMERIC COBALT SIGMA-ACETYLIDE COMPLEXES

被引:26
作者
KHAN, MS
PASHA, NA
KAKKAR, AK
RAITHBY, PR
LEWIS, J
FUHRMANN, K
FRIEND, RH
机构
[1] UNIV CAMBRIDGE,CHEM LAB,LENSFIELD RD,CAMBRIDGE CB2 1EW,ENGLAND
[2] UNIV CAMBRIDGE,CAVENDISH LAB,CAMBRIDGE CB3 0HE,ENGLAND
关键词
SIGMA-ACETYLIDE; PI-ELECTRON CONJUGATION; ENERGY GAP; OPTICAL ABSORPTION;
D O I
10.1039/jm9920200759
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Optical spectra of the complexes, trans-ClCoN4C=CC6H5, trans-CoN4(C=CC6H5)2 and [-CoN4C=C-p-C6H4C=C-]n, (where N4=3,9-dimethyl-4,8-diazaundecane-2,10-dione dioxime) show absorptions associated with pi-pi* transitions of the acetylenic unit and indicate an extended pi-electron conjugation through the metal sites on the chain in the polymeric complex.
引用
收藏
页码:759 / 760
页数:2
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