配合物的直线自由能关系（ⅩⅤⅡ）──铜（Ⅱ）－二氧四胺大环－α－氨基酸三元混配配合物的稳定性研究  

Linear Free Energy Relationship of Complexes(ⅩⅤⅡ)──Studies on the Stability of Copper(Ⅱ)-Dioxotetraamine Macrocycles-α-Aminoacids Ternary Complexes

作　　者：贤景春[1] 朱守荣[1] 林华宽[1] 陈荣悌[1] 

机构地区：[1]南开大学化学系

出　　处：《高等学校化学学报》1994年第2期163-167,共5页Chemical Journal of Chinese Universities

摘　　要：用ｐＨ法在２５．０±０．１℃、Ｉ＝０．１ｍｏｌ／ＬＫＮＯ３条件下研究了铜（Ⅱ）与１２－（２＇－羟基－５取代苄基）－１，４，７，１０－四氮杂环十三烷－１１，１３－二酮－α－氨基酸所形成的竞争性三元混配型配合物的稳定性，测定了该体系的二元、三元配合物的稳定常数，并探讨了大环配体的取代基效应及二元、三元配合物的结构。The stability of Cu( Ⅱ)-12-(2'-hydroxy-5- substituted benzyl) - 1,4,7, 10- tetraazacyclotridecane-11, 13-dione-a-aminoacids ternary systems has been studied by pH titration method at 25.0±0.1℃and I= 0.1 mol/L KNO_3.The formation constants of binary and ternary complexes were obtained.The structures of the complexes and effects of substituents were also discussed.

关 键 词：络合物 二氧四胺大环 配体 铜 

分 类 号：O614.121[理学—无机化学]