作者:Elisabetta Alberico、Giovanni Micera、Daniele Sanna、Alessandro Dessì
DOI:10.1016/s0277-5387(00)80108-4
日期:1994.6
(EDDP) and N,N′-ethylenedianthranilic (EDA) acids have been studied by EPR and electronic absorption spectroscopy. The species taking part in the complex formation processes have been identified and structures proposed by previous equilibrium studies have been examined and discussed on the basis of the spectroscopic data. In particular, hydrolysis has been found to yield mononuclear and dinuclear hydroxo
乙二胺四乙酸(EDTA),N-(2-羟乙基)乙二胺三乙酸(HEDTA),乙撑双(氧乙烯腈(四乙酸)(EGTA),反式-(1,2-亚环己二基三乙氧基)四乙酸(CDTA),乙二胺-N,N'-二乙酸(EDDA),次氮基三乙酸(NTA),亚氨基二乙酸(IDA),N-甲基亚氨基二乙酸(MIDA),乙二胺-N,N'-二丙酸(EPDP)和N,N'-亚乙基二氨基苯甲酸(EDA)酸已通过EPR和电子吸收光谱法进行了研究。已经确定了参与复杂形成过程的物种,并根据光谱数据检查和讨论了以前的平衡研究提出的结构。特别地,已经发现水解产生单核和双核羟基物质。由亚氨基二乙酸酯样配体形成的双核二-μ-羟基物种表现出指示三重态的EPR光谱,并被指定为涉及分子间羧酸盐键合和羟基桥。