对五种对称二芳基硫脲(L)进行了反应,分别是对称二苯基硫脲(dptu)、对称二邻甲苯基硫脲(dottu)、对称二对甲苯基硫脲(dpttu)、对称二邻甲氧基苯基硫脲(doatu)和对称二α-萘基硫脲(dαntu),与W(CO)6反应,采用回流和紫外辐射方法进行,只得到了单取代产物[(L)W(CO)5]。还合成了几种混配配位钨羰基衍生物,如[(邻二氮杂菲或2,2'-联吡啶)(L)W(CO)3]和[(Ph3P或Ph3As)(L)W(CO)4]。[(L)W(CO)5]的卤化反应得到了七配位的[(L)W(CO)4X2] (X = Br或I)。通过微量分析数据、电导率和红外光谱测定对这些配合物进行了表征。还从红外光谱中评估了[(L)W(CO)5]衍生物的C-O伸缩力常数和CO-CO伸缩-伸缩相互作用常数。
Reactions of five sym-diarylthioureas (L), viz,, sym-diphenylthiourea (dptu), sym-di-o-tolylthiourea (dottu), sym-di-p-tolylthiourea (dpttu), sym-di-o-anisylthiourea (doatu) and sym-di-α- naphthylthiourea (dαntu) with W(CO)6 have been performed both by reflux and ultra-violet irradiation methods in which only monosubstituted products [(L)W(CO)5] are obtained. Several mixed ligand tungsten carbonyl derivatives, viz., [(o-phen or 2,2’-bipy)(L)W(CO)3] and [(Ph3P or Ph3As)(L)W(CO)4] have also been synthesized. Halogenation of [(L)W(CO)5] yielded heptacoordinated [(L)W(CO)4X2] (X = Br or I). The complexes have been characterized by microanalytical data, conductivity and IR measurements. The C-O stretching force constants and CO-CO stretch-stretch interaction constants of [(L)W(CO)5] derivatives have also been evaluated from the IR spectra.
对五种对称二芳基硫脲(L)进行了反应,分别是对称二苯基硫脲(dptu)、对称二邻甲苯基硫脲(dottu)、对称二对甲苯基硫脲(dpttu)、对称二邻甲氧基苯基硫脲(doatu)和对称二α-萘基硫脲(dαntu),与W(CO)6反应,采用回流和紫外辐射方法进行,只得到了单取代产物[(L)W(CO)5]。还合成了几种混配配位钨羰基衍生物,如[(邻二氮杂菲或2,2'-联吡啶)(L)W(CO)3]和[(Ph3P或Ph3As)(L)W(CO)4]。[(L)W(CO)5]的卤化反应得到了七配位的[(L)W(CO)4X2] (X = Br或I)。通过微量分析数据、电导率和红外光谱测定对这些配合物进行了表征。还从红外光谱中评估了[(L)W(CO)5]衍生物的C-O伸缩力常数和CO-CO伸缩-伸缩相互作用常数。