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首页> 外文期刊>Zeitschrift fur Anorganische und Allgemeine Chemie >IN-III-PHTHALOCYANINES - SYNTHESIS, PROPERTIES, AND CRYSTAL STRUCTURE OF TETRA(N-BUTYL)AMMONIUM-CIS-DI(NITRITO-O,O')PHTHALOCYANINATO(2-)INDATE(III) German
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IN-III-PHTHALOCYANINES - SYNTHESIS, PROPERTIES, AND CRYSTAL STRUCTURE OF TETRA(N-BUTYL)AMMONIUM-CIS-DI(NITRITO-O,O')PHTHALOCYANINATO(2-)INDATE(III) German

机译:IN-III-PHTHALOCYANINES - TETRA(N-BUTYL)AMMONIUM-CIS-DI(NITRITO-O,O')PHTHALOCYANINATO(2-)INDATE(III) 的合成、性质和晶体结构 德语

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摘要

In(Cl)Pc(2-) reacts with ((n)Bu(4)N)NO2 in acetone yielding green-blue ((n)Bu(4)N)(cis)In(NO2)(2)Pc(2-), which crystallizes in the monoclinic space group P2(1)/n (No. 14). Both nitrite anions are coordinated as chelating nitrito-O,O'(NO2) ligands to In-III in cia-geometry. Consequently In-III is octa-coordinated within a distorted ''quadratic'' antiprism and directed towards the Pc(2-)-Ligand. One of the NO2 Ligands has equivalent N-O bonds similar to free nitrite, while the other has asymmetric N-O bonds. Both (In,O,N,O) rings are approximately planar with a dihedral angle of 80 degrees. The Pc(2-) ligand is distorted in an asymmetrically convex manner. Partially overlapping pairs of Pc(2-) ligands related by an inversion center form double layers, which are separated by layers containing the ((n)Bu(4)N)(+) cations. The cyclic voltammogram shows three electrode processes, which are assigned to the redox pairs: Pc(3-)/Pc(2-) (-0.94 V) < In-I/In-III (-0.78 V) < Pc(2-)/Pc(-) (0.64 V). The UV-VIS-NIR spectra and vibrational spectra are discussed. References: 52
机译:[In(Cl)Pc(2-)] 在丙酮中与 ((n)Bu(4)N)NO2 反应生成绿蓝色 ((n)Bu(4)N)(顺式)[In(NO2)(2)Pc(2-)],其在单斜晶系空间群 P2(1)/n (No. 14) 中结晶。两种亚硝酸盐阴离子在cia几何形状中作为螯合nitrito-O,O'(NO2)配体配位到In-III。因此,In-III在扭曲的“二次”反棱镜内是八进制配位的,并指向Pc(2-)-配体。其中一种 NO2 配体具有类似于游离亚硝酸盐的等效 N-O 键,而另一种具有不对称的 N-O 键。两个 (In,O,N,O) 环近似平面,二面角为 80 度。Pc(2-)配体以不对称凸的方式扭曲。由反转中心相关的部分重叠的Pc(2-)配体对形成双层,双层由含有((n)Bu(4)N)(+)阳离子的层隔开。循环伏安图显示了分配给氧化还原对的三个电极过程:Pc(3-)/Pc(2-) (-0.94 V) < In-I/In-III (-0.78 V) < Pc(2-)/Pc(-) (0.64 V)。讨论了紫外-可见-近红外光谱和振动光谱。[参考文献: 52]

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