Patent claim: The composition of claim 10 wherein the group 2 metal imidazolate complex is at least one selected from calcium bis245tritertbutylimidazolatetetrahydrofuran strontium bis245tritertbutylimidazolatetetrahydrofuran barium bis245tritertbutylimidazolatetetrahydrofuran calcium bis245tritertbutylimidazolate3methyl tetrahydrofuran strontium bis245tritertbutylimidazolate3methyltetrahydrofuran barium bis245tritertbutylimidazolate3methyltetrahydrofuran calcium bis245tritertbutylimidazolate25dihydrofuran strontium bis245tritertbutylimidazolate25dihydrofuran barium bis245tritertbutylimidazolate25dihydrofuran calcium bis245tritertbutylimidazolate23dihydrofuran strontium bis245tritertbutylimidazolate23dihydrofuran barium bis245tritertbutylimidazolate 23dihydrofuran calcium bis2tertbutyl45di11dimethylpropylimidazolatetetrahydrofuran strontium bis2tertbutyl45di11dimethylpropylimidazolatetetrahydrofuran barium bis2tertbutyl45di11dimethylpropylimidazolatetetrahydrofuran calcium bis2tertbutyl45di11d i methylpropyl i m idazo late 3methyltetrahyd rof u ran strontium bis2tertbutyl45di11dimethylpropylimidazolate3methyl tetrahydrofuran barium bis2tertbutyl45di11dimethylpropylimidazolate3methyltetrahydrofuran calcium bis2tertbutyl45di11dimethylpropylimidazolate25dihydrofuran strontium bis2tertbutyl45di11d i methylpropyl i m idazo late 25di hyd rof u ran barium bis2tertbutyl45di11dimethylpropylimidazolate25dihydrofurancalcium bis2tertbutyl45di11dimethylpropylimidazolate23dihydrofuran strontium bis2tertbutyl45di11dimethylpropylimidazolate23dihydrofuran barium bis2tertbutyl45di11dimethylpropylimidazolate23dihydrofuran calcium bis2tertbutyl45di11dimethylbutylimidazolatetetrahydrofuran strontium bis2tertbutyl45di11dimethylbutylimidazolatetetrahydrofuran barium bis2tertbutyl45di11dimethylbutylimidazolatetetrahydrofuran calcium bis2tertbutyl45di11dimethylbutylimidazolate3methyltetrahydrofuran strontium bis2tertbutyl45di11dimethylbutylimidazolate3methyltetrahydrofuran barium bis2tertbutyl45di11dimethylbutylimidazolate3methyltetrahydrofuran calcium bis2tertbutyl45di11dimethylbutylimidazolate25dihydrofuran strontium bis2tertbutyl45di11dimethylbutylimidazolate25dihydrofuran barium bis2tertbutyl45di11dimethylbutylimidazolate25dihydrofuran calcium bis2tertbutyl45di11dimethylbutylimidazolate23dihydrofuran strontium bis2tertbutyl45di11dimethylbutylimidazolate23dihydrofuran barium bis2tertbutyl45di11dimethylbutylimidazolate23dihydrofuran calcium bis245tri11dimethylbutylimidazolatetetrahydrofuran strontium bis245tri11dimethylbutylimidazolatetetrahydrofuran barium bis245tri11dimethylbutylimidazolatetetrahydrofuran calcium bis245tri11dimethylbutylimidazolate3methyltetrahydrofuran strontium bis245tri11dimethylbutylimidazolate3methyltetrahydrofuran barium bis245tri11dimethylbutylimidazolate3methyl tetrahydrofuran calcium bis245tri11dimethylbutylimidazolate25hydrofuran strontium bis245tri11dimethylbutylimidazolate25hydrofuran barium bis245tri11dimethylbutylimidazolate 25dihydrofuran calcium bis245tri11dimethylbutylimidazolate23dihydrofuran strontium bis245tri11dimethylbutyllimidazolate23dihydrofuran barium bis245tri11dimethylbutyl imidazolate 23dihydrofuran calcium bis211dimethylbutyl 45di11dimethylpropylimidazolate tetrahydrofuran strontium bis211dimethylbutyl45di11dimethylpropylimidazolatetetrahydrofuran barium bis211dimethylbutyl45di11dimethylpropylimidazolatetetrahydrofuran calcium bis211dimethylbutyl45di11dimethylpropylimidazolate 3methyltetrahydrofuran strontium bis211dimethylbutyl45di11dimethylpropylimidazolate3methyltetrahydrofuran barium bis211dimethylbutyl45di11dimethylpropylimidazolate 3methyltetrahydrofuran calcium bis211dimethylbutyl45di11dimethylpropylimidazolate25dihydrofuran strontium bis211dimethylbutyl45di11dimethylpropylimidazolate25dihydrofuran barium bis211dimethylbutyl45di11dimethylpropylimidazolate25dihydrofuran calcium bis211dimethylbutyl 45di11dimethylpropylimidazolate23dihydrofuran strontium bis211dimethylbutyl45di11dimethylpropylimidazolate23dihydrofuran barium bis211dimethylbutyl45di11dimethylpropylimidazolate23dihydrofuran calcium bis245tri11dimethylbutylimidazolate tetrahydrofuran strontium bis245tri11dimethylbutylimidazolate tetrahydrofuran barium bis245tri11dimethylbutylimidazolate tetrahydrofuran calcium bis245tri11dimethylbutylimidazolate3methyltetrahydrofuran strontium bis245tri11dimethylbutylimidazolate3methyltetrahydrofuran barium bis245tri11dimethylbutylimidazolate3methyl tetrahydrofuran calcium bis245tri11dimethylbutylimidazolate25dihydrofuran strontium bis245tri11dimethylbutylimidazolate25dihydrofuran barium bis245tri11dimethylbutylimidazolate 25dihydrofuran calcium bis245tri11dimethylbutylimidazolate23dihydrofuran strontium bis245tri11dimethylbutylimidazolate23dihydrofuran barium bis245tri11dimethylbutylimidazolate23dihydrofuran calcium bis211dimethylpropyl45di11dimethylbutylimidazolatetetrahydrofuran strontium bis211dimethylpropyl45di11dimethylbutylimidazolatetetrahydrofuran barium bis211dimethylpropyl45di11dimethylbutylimidazolatetetrahydrofuran calcium bis211dimethylpropyl45di1dimethylbutylimidazolate3methyltetrahydrofuran strontium bis211dimethylpropyl45di11dimethylbutylimidazolate3methyltetrahydrofuran barium bis211dimethylpropyl45di11dimethylbutylimidazolate3methyltetrahydrofurancalcium bis211dimethylpropyl45di11dimethylbutylimidazolate25dihydrofuran strontium bis211dimethylpropyl45di11dimethylbutylimidazolate25dihydrofuran barium bis211dimethylpropyl45di11dimethylbutylimidazolate25dihydrofuran calcium bis211dimethylpropyl45di11dimethylbutylimidazolate23dihydrofuran strontium bis211dimethylpropyl45di11dimethylbutylimidazolate23dihydrofuran barium bis211dimethylpropyl45di11dimethylbutylimidazolate23dihydrofuran calcium bis245tri11dimethylpropylimidazolatetetrahydrofuran strontium bis245tri11dimethylpropylimidazolatetetrahydrofuran barium bis245tri11dimethylpropylimidazolatetetrahydrofuran calcium bis24511dimethylpropylimidazolate3methyltetrahydrofuran strontium bis245tri11dimethylpropylimidazolate3methyltetrahydrofuran barium bis245tri11dimethylpropylimidazolate3methyltetrahydrofuran calcium bis245tri11dimethylpropyl imidazolate25dihydrofuran strontium bis245tri11dimethylpropylimidazolate25dihydrofuran barium bis245tri11dimethylpropylimidazolate25dihydrofuran calcium bis245tri11dimethylpropylimidazolate23dihydrofuran strontium bis245tri11dimethylpropylimidazolate23dihydrofuran barium bis245tri11dimethylpropyl imidazolate23dihydrofuran calcium bis211dimethylpropyl45ditertbutylimidazolatetetrahydrofuran strontium bis211dimethylpropyl45ditertbutylimidazolatetetrahydrofuran barium bis211dimethylpropyl45ditertbutylimidazolatetetrahydrofuran calcium bis211dimethylpropyl45ditertbutylimidazolate3methyltetrahydrofuran strontium bis211dimethylpropyl45ditertbutylimidazolate3methyltetrahydrofuran barium bis211dimethylpropyl45ditertbutylimidazolate3methyltetrahydrofuran calcium bis211dimethylpropyl45ditertbutylimidazolate25dihydrofuran strontium bis211dimethylpropyl45ditertbutylimidazolate25dihydrofuran barium bis211dimethylpropyl45ditertbutylimidazolate25dihydrofuran calcium bis211dimethylpropyl45ditertbutylimidazolate23dihydrofuran strontium bis211dimethylpropyl45ditertbutylimidazolate23dihydrofuran andbarium bis211dimethylpropyl45ditertbutylimidazolate23dihydrofuran.

Related passage: Sterically hindered imidazole ligands are disclosed along with the syntheses of the same which when complexed to a Group 2 metal form highly volatile and stable complexes that are exceptionally useful as precursor molecules for CVD ALD and the like thin film deposition processes.