Abstract IR, 1 H NMR and electronic spectra are reported for the complexes trans -[PtX 2 (CO)(L)] (X = Cl or Br; L = NH 3 , pyridine, pyridine- N -oxide, aniline or imidazole) and trans -[Pt 2 X 4 (CO) 2 (pyrazine)] (X = Cl or Br). Assignments for the internal ligand modes and metal-ligand vibrations are deduced from the band shifts caused by deuteration of the ligands (L). The simplicity of the IR
                                    摘要报道了反式-[PtX 2(CO)(L)](X = Cl或Br; L = NH 3,
吡啶,
吡啶-N-氧化物,
苯胺或
咪唑)的配合物的IR,1 H NMR和电子光谱。和反式-[Pt 2 X 4(CO)2(
吡嗪)](X = Cl或Br)。内部
配体模式和
金属-
配体振动的分配是由
配体氘化引起的带移推导出来的(L)。红外光谱的简单性,特别是在v(C = O)区域,与反式构型是一致的。1 H NMR数据显示在环境温度下195 Pt-H偶联,表明交换缓慢,这与在环境温度下高通量的相应
乙烯络合物不同。