Complexes of the [K(18-Crown-6)]+ Fragment with Bis(tetrazolyl)borate Ligands: Unexpected Boron-Nitrogen Bond Isomerism and Associated Enforcement of κ3-N,N′,H-Ligand Chelation

被引:19
|
作者
Lu, Dongmei [1 ]
Winter, Charles H. [1 ]
机构
[1] Wayne State Univ, Dept Chem, Detroit, MI 48202 USA
关键词
RAY CRYSTAL-STRUCTURE; METAL-COMPLEXES; DIHYDRIDOBIS(3-NITRO-1,2,4-TRIAZOLYL)BORATE LIGAND; TRIS(PYRAZOLYL)BORATE LIGANDS; STRUCTURAL-CHARACTERIZATION; COORDINATION POLYMERS; POTASSIUM COMPLEXES; SALTS; ANION; ETA(2)-PYRAZOLATO;
D O I
10.1021/ic100959j
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The syntheses and solid-state structures of K(BH2(RCN4)(2))-(18-crown-6) (R = H, Me, NMe2, and NiPr2) are described. Complexes where R = H and Me have B-N bonds to N-1 of the tetrazolyl groups and form one-dimensional polymers, whereas those with R = NMe2 and NiPr2 possess isomeric B-N bonds to N-2 of the tetrazolyl moieties and adopt chelating kappa(3)-N,N',H-coordination modes to the potassium ion.
引用
收藏
页码:5795 / 5797
页数:3
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