chlorine in water T=0 - 10°C; 0.5 h;

trichlorophosphate T=105°C; 6 h;

phosphorus pentachloride; sodium sulfite; trichlorophosphate; Aliquatreg; 336 1.) 100 deg C; 2.) 0 deg C; Multistep reaction;

1: ammonium hydroxide / acetone / 2.5 h / 20 °C 2: di-tert-butyl(2′,4′,6′-triisopropylbiphenyl-2-yl)phosphine; potassium carbonate; tris-(dibenzylideneacetone)dipalladium(0) / tetrahydrofuran / 13 h / 80 °C / |Microwave irradiation 3: potassium carbonate / N,N-dimethyl-formamide / 6 h / 20 °C View Scheme

1: 27 percent / tetrahydrofuran / 3 h / Ambient temperature 2: 72 percent / EtAlCl2 / CH2Cl2; hexane / 12 h / Ambient temperature View Scheme

chlorine T=150 - 180°C;

1: ammonium hydroxide / acetone / 2.5 h / 20 °C 2: di-tert-butyl(2′,4′,6′-triisopropylbiphenyl-2-yl)phosphine; potassium carbonate; tris-(dibenzylideneacetone)dipalladium(0) / tetrahydrofuran / 13 h / 80 °C / |Microwave irradiation View Scheme

ammonium hydroxide in acetone T=20°C; 2.5 h;