| 1'-苯基-3'-甲基-5'-氧代吡唑-4'-基乙醛酸希土配合物的合成及性质研究 | |||||||||||||
| PREPARATION AND CHARACTERIZATION OF COMPLEXES OF RARE EARTHS WITH (l'-PHENYL-3'-METHYL-5'-PYRAZOLONE-4'-) CARBONYL METHANOIC ACID | |||||||||||||
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| 摘要: 本文采用电导、pH滴定法研究了乙醇-水溶液中希土与1′-苯基-3′-甲基-5′-氧代吡唑-4′-基乙醛酸(简称H2A)的配位反应.合成了15种新的希土固态配合物.通过元素分析、化学分析、水份分析确定了配合物的化学组成为RE(HA)3·nH2O(RE=Ce、Pr、Sm、Tm、Lu、n=1;RE=La、Nd、Eu、Gd、Tb、Dy、Ho、Er、Yb、Y,n=1-2).并对配合物的红外光谱、核磁共振谱、热稳定性、紫外光谱、溶解性及摩尔电导进行了测定. | |||||||||||||
| 关键词: 1-苯基-3'-甲基-5'-氧代吡唑-4'-基乙醛酸 希土 配合物 | |||||||||||||
| 基金项目: 国家自然科学基金资助课题 | |||||||||||||
| Abstract: This paper is a report on the preparation and properties of the complexes of rare earth with (l'-phenyl-3'-methyl-5'-pyrazolonc-4'-) carbonyl methanoic acid.Compounds with general formulas: RE(HA)3·nH2O(RE=La,Ce(Ⅲ),Pr,Nd,Sm,Eu,Gd,Tb,Dy,Ho,Er,Tm,Yb,Lu,Y.n=1-2) were obtained and characterized by elemental analysis,chemical analysis,IR,electron spectra,DTA-TG and 1H NMR.All fifteen complexes arc soluble in alcohol,acetone,trichloromethane,etc.,insoluble in water,benzene.In atmosphere,these complexes arc stable at room temperature. | |||||||||||||
| Keywords: (l'-phenyl-3'-methyl-5'-pyrazolone-4'-) carbonyl methanoic acid rare earth complex | |||||||||||||
| 投稿时间：1991-12-02 | |||||||||||||
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| 邢雅成,魏涛,李小静,闫兰,杨汝栋.1'-苯基-3'-甲基-5'-氧代吡唑-4'-基乙醛酸希土配合物的合成及性质研究[J].无机化学学报,1993,9(2):172-176. | |||||||||||||
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