1: 12.5 g / H2O; dioxane / 18 h / Ambient temperature 2: 2.1 g / bromine / methanol / 1 h 3: 64 g / sodium borohydride / H2O / 2 h / Ambient temperature 4: 42.7 g / barium hydroxide / H2O / 3 h / 70 - 80 °C View Scheme
1: 12.5 g / H2O; dioxane / 18 h / Ambient temperature
2: 2.1 g / bromine / methanol / 1 h
3: 64 g / sodium borohydride / H2O / 2 h / Ambient temperature
View Scheme