Coordination chemistry of mixed pyridine-phenol ligands. The crystal structure of [Zn(L(1))(2)(BPh(2))][BPh(4)] (HL(1)=6-(2-hydroxyphenyl)2,2'-bipyridine), the first example of a phenolate bridge between a transition metal and boron

被引:11
作者
Bardwell, DA [1 ]
Jeffery, JC [1 ]
Ward, MD [1 ]
机构
[1] UNIV BRISTOL,SCH CHEM,BRISTOL BS8 1TS,AVON,ENGLAND
关键词
crystal structures; zinc complexes; boron complexes; phenolate bridge complexes;
D O I
10.1016/0020-1693(95)04731-X
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Reaction of Zn(CH3CO2). 4H(2)O with the N,N,O-terdentate chelating ligand HL(1) (HL(1)=6-(2-hydroxyphenyl)-2,2'-bipyridine) followed by NaBPh(4) affords [Zn(L(1))(2)(BPh(2))][BPh(4)], in which the two cis-oriented phenolates, which are weakly coordinated to the six-coordinate Zn(II) centre, also both bond to a {BPh(2)}(+) fragment which has come from the unexpected decomposition of a [BPh(4)](-) anion.
引用
收藏
页码:125 / 129
页数:5
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