Germanium dichloride dioxane
Germanium dichloride dioxane is a chemical compound with the formula is 1,4-dioxane. It is a white solid. The compound is notable as a source of Ge, which contrasts with the pervasiveness of Ge compounds. This dioxane complex represents a well-behaved form of germanium dichloride.
Synthesis and structure
It is prepared by reduction of a dioxane solution of germanium tetrachloride with tributyltin hydride:Hydrosilanes have also been used as reductants.
The complex has a polymeric structure. Germanium adopts an SF4-like shape with cis Cl ligands and axial positions occupied by oxygen provided by a bridging dioxane. The Ge-O and Ge-Cl distances are 2.40 and 2.277 A, respectively.