(Li[PhnMe3-nSiBPh3], n = 1−3) and germylborates (Li[PhnMe3-nGeBPh3], n = 1−3; M[Et3GeBPh3], M = Li, Na, K) were prepared by the reaction of the corresponding silyl- and germylalkali metals with triphenylborane in a hexane/benzene mixed solvent. The silyl- and germylborates were fully identified by 1H, 13C, 11B, and 7Li NMR spectroscopic methods. The solid-state structure of germylborates Li[Ph3GeBPh3] and
甲
硅烷基
硼酸酯(Li [Ph n Me 3 - n SiBPh 3 ],n = 1-3)和种
硼酸酯(Li [Ph n Me 3 - n GeBPh 3 ],n = 1-3; M [Et 3 GeBPh 3 ],M通过在
硅烷/苯混合溶剂中使相应的甲
硅烷基和
庚烷基碱
金属与三苯基
硼烷反应制得(Li,Na,K)。通过1 H,13 C,11 B和7 Li NMR光谱法完全鉴定了甲
硅烷基
硼酸和
硅烷基
硼酸酯。杀菌
硼酸锂的固态结构[Ph 3通过X射线衍射分析确定了GeBPh 3 ]和M [Et 3 GeBPh 3 ](M = Li和Na)。在固态和烃溶液中观察到M [Et 3 GeBPh 3 ]的聚合物结构。碱
金属原子位于三苯基
硼烷的苯环的中心附近,并通过Li + -π相互作用与相邻的
硼酸盐分子相互作用。通过加入MeOH破坏聚合物结构。但是,M [Et 3 GeBPh 3通过三个MeOH分子配位以形成二聚