tetraphosphorus decasulfide in toluene 6 h; Heating;

1: 76 percent / K2CO3 / Cu bronze / pentan-1-ol / 20 h / Heating 2: 49 percent / polyphosphoric acid / 1.) 150 deg C, 2 h, 2.) 140 deg C, 30 min 3: 52 percent / P2S5 / toluene / 6 h / Heating View Scheme

1: 76 percent / K2CO3 / Cu bronze / pentan-1-ol / 20 h / Heating 2: 49 percent / polyphosphoric acid / 1.) 150 deg C, 2 h, 2.) 140 deg C, 30 min 3: 52 percent / P2S5 / toluene / 6 h / Heating View Scheme

1: 49 percent / polyphosphoric acid / 1.) 150 deg C, 2 h, 2.) 140 deg C, 30 min 2: 52 percent / P2S5 / toluene / 6 h / Heating View Scheme