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一、配合物合成及溶解性 配合物按文献[1]的方法合成,为微红色粉末,易溶于水、DMF、DMSO、乙醚、甲醇、乙醇、丙酮、氯仿,不溶于甲苯、二甲苯、CCl_4。 二、分析方法及实验条件 分析方法和实验条件同文献[1];燃烧能的测定仪器、实验条件,量热计当量计算和热交换校正,燃烧焓的换算和生成热的计算同文献[2]。 结果与讨论 一、配合物的性质 1.组成分析 元素分析实验值(％):Eu27.26,C20.07,H3.76,N14.85;计算值(％):Eu27.27,C19.40,H3.80,N15.08。 2.熔点及X-射线粉末衍射分析 配合物熔点为102.0～102.5℃;配合物及硝酸铕水合物
Synthesis and Solubility of Complexes The complexes are synthesized according to the method of literature [1] and are reddish powder, soluble in water, DMF, DMSO, ether, methanol, ethanol, acetone and chloroform, insoluble in toluene, xylene, CCl_4. Second, the analysis methods and experimental conditions Analysis methods and experimental conditions with the literature [1]; combustion energy measuring instruments, experimental conditions, calorimeter equivalent calculation and heat exchange correction, conversion of enthalpy of combustion and heat generation calculations with the literature [2 ]. Results and discussion I. Properties of the complex 1. Composition analysis Elemental analysis (%): Eu27.26, C20.07, H3.76, N14.85; Calculated (%): Eu27.27, C19.40 , H3.80, N15.08. 2. Melting point and X-ray powder diffraction analysis of the complex melting point of 102.0 ~ 102.5 ℃; complexes and nitrate nitrate hydrate