Selectivity of Coordination Sites in Ni(II), Zn(II), and Cd(II) Complexes with 7-[(3,5-Dichloro(or bromo)-2-pyridyl)azo]-8-hydroxyquinoline-5-sulfonic Acid
作者:Hu Huang、Hiroaki Chikushi、Masaaki Nakamura、Fumiaki Kai
DOI:10.1246/bcsj.63.1985
日期:1990.7
ligand, 7-[(3,5-dichloro(or bromo)-2-pyridyl)azo]-8-hydroxyquinoline-5-sulfonic acid (sodium salt, abbr. as 3,5-di-X-PAHQS, X=Cl or Br) which contains pyridylazonaphthol (PAN) and 8-quinolinol skeletons, was prepared for the first time in order to investigate its coordination behavior toward metal(II) ions. For comparative studies, the ligands (2-[(3,5-dichloro(or bromo)-2-pyridyl)azo]-1-hydroxyna
一种新的多齿配体,7-[(3,5-dichloro(or bromo)-2-pyridyl)azo]-8-hydroxyquinoline-5-sulfonic acid (sodium salt,abbr. as 3,5-di-X-PAHQS , X=Cl 或 Br) 含有吡啶偶氮萘酚 (PAN) 和 8-羟基喹啉骨架,首次制备以研究其对金属 (II) 离子的配位行为。对于比较研究,配体(2-[(3,5-二氯(或溴)-2-吡啶基)偶氮]-1-羟基萘-4-磺酸(钠盐,缩写为3,5-二-X -αPANS, X=Cl or Br), 1-[(3,5-dichloro(or bromo)-2-pyridyl)azo]-2-hydroxynaphthalene-6-sulfonic acid(钠盐,缩写为 3,5-二-X-βPANS,X=Cl 或 Br),和 7-[(4-氯或未取代的苯基)偶氮]-8-羟基喹啉-5-磺酸(钠盐,缩写为