triethylamine in ethyl acetate 24 h;

1: 86 percent / LiAlH4 / tetrahydrofuran / 1.5 h / 20 °C 2: 84 percent / triethylamine / ethyl acetate / 24 h View Scheme

1: 92 percent / sodium ethoxide / ethanol; tetrahydrofuran / 4 h / Heating 2: 86 percent / LiAlH4 / tetrahydrofuran / 1.5 h / 20 °C 3: 84 percent / triethylamine / ethyl acetate / 24 h View Scheme

in ethanol 1 h; Heating;