Vaulted<i>trans</i>-Bis(salicylaldiminato)platinum(II) Crystals: Heat-Resistant, Chromatically Sensitive Platforms for Solid-State Phosphorescence at Ambient Temperature
作者:Naruyoshi Komiya、Minoru Okada、Kanako Fukumoto、Kenji Kaneta、Atsushi Yoshida、Takeshi Naota
DOI:10.1002/chem.201203669
日期:2013.4.8
hydrogen‐bonding interactions and/or Pt⋅⋅⋅Pt contacts, whereas heat‐quenchable crystals 4 a, 4 b, 5 c, 5 e, 6 c, 6 e, and 9 b are poorly bound with limited interactions, such as non‐, one‐, or two‐dimensional hydrogen‐bonding networks. These results lead to the conclusion that Pt⋅⋅⋅Pt contacts are an important factor in the heat resistance of solid‐state phosphorescence at ambient temperature, although
描述了拱形反式双-(水杨基铝二氨基)铂(II)配合物的合成,结构和固态发射。一系列的聚亚甲基(1:n = 8; 2:n = 9; 3:n = 10; 4:n = 11; 5:n = 12; 6:n = 13)和聚氧乙烯(7:m = 2; 8:m = 3; 9:m = 4)拱形复合体(R = H(a),3-MeO(b),4-MeO(c),5-MeO(d),6-MeO(e),4-CF 3 O(f),5-CF 3 O(g))是通过用[PtCl 2(CH 3 CN)2 ]处理相应的N,N'-双(水杨基)-1,ω-烷二胺。的反式协调,拱形结构和的晶体堆积1 - 9X射线衍射研究已明确确立了这一点。在环境温度下,在紫外线激发下,观察到配合物的晶体具有不可预测的,依赖于结构的磷光发射,而在相同条件下,这些配合物在溶液状态下完全不发光。长连接的复合物的晶体4 - 6,8,和9表现出强烈的发射(Φ 77K =