{[Ag2 (-dppm)2 (-TCNQ)2](TCNQ)}, a charge transfer compound derived from a donor with a metal-metal bond

被引:3
作者
Lv, Qi-Ying [1 ]
Song, Yong-Qin [1 ]
Zhan, Shu-Zhong [1 ]
Cai, Jian [1 ]
He, Jian-Ping [1 ]
机构
[1] S China Univ Technol, Dept Chem, Guangzhou, Guangdong, Peoples R China
关键词
Silver dimer; Charge transfer; Luminescence; HIGH ELECTRICAL-CONDUCTIVITY; CRYSTAL-STRUCTURE; MAGNETIC-PROPERTIES; STRUCTURAL-CHARACTERIZATION; SILVER(I) COMPLEXES; TCNQ; LIGANDS; 7,7,8,8-TETRACYANOQUINODIMETHANE; SYSTEMS; DESIGN;
D O I
10.1080/00958970802644969
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Reaction of AgNO3, dppm (bis(diphenylphosphino)methane), and TCNQ in molar ratio of 1 : 1 : 1 produced an acceptor-donor silver compound {[Ag2(dppm)2 (-TCNQ)2](TCNQ)}, 1. In the structure, determined by X-ray crystallography, two silver atoms are triply-bridged by two dppm ligands and metal-metal bond to form a dimer; the distance between two Ag is 3.1753(8) . Compound 1 was studied by IR and UV/Vis/NIR spectroscopy, exhibiting an intervalence transfer transition at = 1286 nm, and also is photoluminescent (max = 537 and 654 nm) at room temperature.
引用
收藏
页码:1536 / 1543
页数:8
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