The chemistry of molybdenum and tungsten. Part XIII. Molybdenum(V) complexes of dithiocarbamates and dithioethers
作者:C.A. McAuliffe、B.J. Sayle
DOI:10.1016/s0020-1693(00)89012-x
日期:1978.1
salts; infrared spectra indicate bidentate coordination by the ligands, and these complexes appear to have dodecahedral geometry. From this same reaction can be isolated the dimeric [Mo 2 O 4 (R 2 dtc) 2 ] species which contain a double MoOMo bridges as well as terminal MoO bonds, and also the [Mo 2 O 3 (Et 2 dtc)] complex containing a single MoOMo bridge and two terminal MoO linkages. With a series
摘要三氯氧钼(V)与二硫代氨基甲酸酯反应。室温下乙腈中的R 2 dtc-(R 2Me 2,Et 2,[CH 2] 4)在末端钼-氧键裂解产生[Mo(R 2 dtc)4] +时分离为氯化物或四苯基硼酸盐;红外光谱表明配体的双齿配位,并且这些配合物似乎具有十二面体的几何形状。从同一反应中可以分离出二聚[Mo 2 O 4(R 2 dtc)2]物种,该物种包含一个双MoOMo桥以及末端MoO键,以及[Mo 2 O 3( Et 2 dtc)]复合物,包含一个MoOMo桥和两个末端MoO链。使用一系列二硫醚生成三氧化氯钼(V)可以生成[MoO(配体)Cl 3],但是络合的能力关键取决于二硫醚的结构。