Syntheses and Spectral Properties of New Nitrosyl-[poly(1-pyrazolyl)borato]ruthenium Complexes
作者:Masayoshi Onishi
DOI:10.1246/bcsj.64.3039
日期:1991.10
II) was treated with alkali-metal or thallium poly(1-pyrazolyl)borates M(BRPz3) (Pz=1-pyrazolyl) to give new nitrosyl[poly(1-pyrazolyl)borato]ruthenium(III) complexes [RuCl2(BRPz3)(NO)] (1, R=Pz; 2, R=H). A similar reaction with thallium tris(3,5-dimethyl-1-pyrazolyl)hydroborate TlBH(3,5-Me2Pz)3 (3,5-Me2Pz=3,5-dimethyl-1-pyrazolyl) afforded the complex [RuCl2BH(3,5-Me2Pz)3}(NO)] (3) as the minor product
三氯(亚硝基)钌(III)用碱金属或铊聚(1-吡唑基)硼酸盐 M(BRPz3)(Pz=1-吡唑基)处理得到新的亚硝基[聚(1-吡唑基)硼酸]钌(III) ) 络合物 [RuCl2(BRPz3)(NO)] (1, R=Pz; 2, R=H)。与三(3,5-二甲基-1-吡唑基)硼氢化铊TlBH(3,5-Me2Pz)3 (3,5-Me2Pz=3,5-二甲基-1-吡唑基)的类似反应得到复合物[RuCl2 BH(3,5-Me2Pz)3}(NO)] (3) 作为次要产物,3,5-二甲基吡唑络合物 [RuCl3(NO)(3,5-Me2PzH)2] 作为主要产物。在 1870 至 1900 cm-1 范围内对 ν(NO) 带的观察确定了这些复合物中的 NO+ 线性协调模式,而不是 NO- 弯曲模式。1-3 的 ν(NO) 值比相应的已知 π-环戊二烯基类似物的值大约。90 cm−1, 表明在前者的配合物中金属-NO