NN-diethylacetamide, NN-dipropylacetamide, NN-dimethylpropanamide, tetramethylurea, and tetraethylurea: solvents for alkali metals
Abstract
Sodium was found to dissolve in NN-diethylacetamide, NN-dimethylpropanamide, and tetramethylurea while Na–K alloy dissolved in tetraethylurea, NN-dipropylacetamide and NN-dimethylpropanamide forming metastable blue solutions of varying stability.