1: 100 percent / potassium hydroxide powder / tetra-n-butylammonium bromide / tetrahydrofuran / 1 h / Ambient temperature 2: 50 percent / butan-1-ol / 0.5 h / Heating View Scheme

1: 99 percent / p-methoxyphenylthiophosphine sulfide dimer / toluene / 1 h / 100 °C 2: 100 percent / potassium hydroxide powder / tetra-n-butylammonium bromide / tetrahydrofuran / 1 h / Ambient temperature 3: 50 percent / butan-1-ol / 0.5 h / Heating View Scheme

in ethanol Ambient temperature;

in butan-1-ol 0.5 h; Heating;