Two new tri-MnIII complexes of general formula [Mn3L2(μ-OH)(OAc)]ClO4 (H3L = 1-[N-(2-pyridylmethyl),N-(2-hydroxybenzyl)amino]-3-[N′-(2-hydroxybenzyl),N′-(4-X-benzyl)amino]propan-2-ol; 1ClO4, X = Me; 2ClO4, X = H) have been prepared and characterized. X-ray diffraction analysis of 1ClO4 reveals that the complex cation possesses a Mn3(μ-alkoxo)2(μ-hydroxo)(μ-phenoxo)4+ core, with the three Mn atoms bound
两种新的通式为[Mn 3 L 2(μ-OH)(OAc)] ClO 4的三Mn III配合物(H 3 L = 1- [ N-(2-
吡啶基甲基),N-(2-羟基苄基)
氨基] -3- [ N '-(2-羟基苄基),N '-(4-X-苄基)
氨基]丙-2-醇; 1 ClO 4,X = Me; 2 ClO 4,X = H)准备和表征。1 ClO 4的X射线衍射分析表明,该复合阳离子具有Mn 3(μ-烷氧基)2(μ-羟基)(μ-phenoxo)4+核中,三个Mn原子与两个完全去质子化的N 3 O 3螯合L 3–,一个外源乙酰基
配体和一个羟基桥结合,它们的结构在溶解于
乙腈或
甲醇后得以保留。三个Mn原子占据近似等腰三角形(Mn1···Mn3 = 3.6374(12)Å,Mn2···Mn3 3.5583(13)Å和Mn1···Mn2 3.2400(12)Å)的顶点,末端结合的单齿
乙酸盐占据了根尖Mn离子上的一