potassium hydroxide T=45°C;

potassium carbonate

1: 87 percent / aq. potassium hydroxide (33percent w/w) 2: 98.7 percent / sodium borohydride / methanol 3: 1.) thionyl chloride, 2.) sodium iodide, H2O / 1.) benzene, 2.5 h, 2.) ethyl methyl ketone, reflux, 3 h 4: 65 percent / sodum acetate, bromine / CHCl3 / 1 h / Ambient temperature 5: 98.4 percent / 0.85N methanolic potassium hydroxide, H2O / 36 h / Heating View Scheme

1: K2CO3 / acetonitrile / 60 °C 2: Na2CO3; KI / butan-1-ol / 95 °C View Scheme

1: 87 percent / aq. potassium hydroxide (33percent w/w) 2: 98.7 percent / sodium borohydride / methanol View Scheme