sodium sulfide; tetraphosphorus decasulfide in tetrahydrofuran T=20°C; 3.5 h;

tetraphosphorus decasulfide; K2S; toluene

1: aqueous NH3 2: K2S; toluene; P2S5 View Scheme

1: ammonia / water / 20 °C / |Green chemistry 2: iodine / water / 20 °C / |Green chemistry 3: ammonia / water / 20 °C / |Green chemistry 4: water / 90 °C / |Green chemistry 5: water / 90 °C / |Green chemistry View Scheme

1: KI; aqueous ethanol 2: ethanolic NH3 / Einleiten von H2S View Scheme