The axial coordination reactions of p-tetrabromotetraphenylporphyrin zinc coordination compound Zn(II)TPP(Br4) with imidazole and pyridine have been investigated.
研究了β-四溴四苯基卟啉锌配合物[Zn(Ⅱ)TPP(Br_4)]在CHCl_3中与咪唑、吡啶等含氮碱的轴配反应,测定了体系的电子光谱,利用平衡移动法求出轴配反应的配位数(n)及平衡常数(K)。
The electric absorption spectra of axial coordination reactions of tailed phenylalanine tetraphenylporphyrinato cobalt(Ⅱ) Co[Phe-TPP]with imidazole(Im),2 Methyl imidazole(2 MeIm) and N Methylimidazole(N MeIm) have been studied.
钴卟啉能可逆地结合氧可作为血红蛋白的模拟化合物,因此,研究钴卟啉与含氮配体的轴配反应有重要意义[13]。
Coordination number and equilibrium constants of axial coordination reaction were measured by visible spectra techniques.
有关取代四苯基卟啉金属配合物的合成和轴配反应热力学研究已有很多报道 ,但人们的研究尚处在对称且苯环上连有较小取代基的四苯基卟啉锌、钴、铁等模拟化合物的合成、结构表征及光谱和配位反应热力学的研究阶段 [2 -4 ]。