N-benzyl-trimethylammonium hydroxide in 1,4-dioxane 24 h; Heating;

in N-methyl-acetamide; benzene-dimethylformamide

1: 64 percent / Jones chromic acid reagent / acetone / 0 °C 2: 71 percent / methanolic benzyltrimethylammonium hydroxide / dioxane / 24 h / Heating View Scheme

1: 96.5 g / magnesium / tetrahydrofuran / Ambient temperature 2: 64 percent / Jones chromic acid reagent / acetone / 0 °C 3: 71 percent / methanolic benzyltrimethylammonium hydroxide / dioxane / 24 h / Heating View Scheme

sodium tetrahydroborate in ethanol T=20°C; 5 h;