Metal π complexes of carbazole derivatives for optoelectronics:: Synthesis, structures, and UV-visible absorption spectra of (3-amino-9-ethylcarbazole)chromium tricarbonyl complexes

被引:17
|
作者
Shen, KY
Tian, XH [1 ]
Zhong, JH
Lin, JP
Shen, Y
Wu, PY
机构
[1] E China Univ Sci & Technol, Sch Mat Sci & Engn, Shanghai 200237, Peoples R China
[2] Fudan Univ, Key Lab Mol Engn Polymers, Minist Educ, Shanghai 200433, Peoples R China
[3] E China Univ Sci & Technol, Dept Phys, Shanghai 200237, Peoples R China
关键词
D O I
10.1021/om0495527
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Chromium tricarbonyl. complexes eta(6)-bonded to 3-amino-9-ethylcarbazole at either the NH2-substituted aryl ring (1) or the unsubstituted aryl ring (2) have been synthesized and their UV-visible absorption spectra determined. In comparison to 2, 1 causes a subtle blue shift in the metal-to-ligand charge-transfer band along with spectral shape changes due to electron transfer from the NH2 substituent to the Cr(CO)(3) center.
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页码:127 / 131
页数:5
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