trichlorophosphate T=150°C; 6 h; Sealed vessel;

1: With hydrogenchloride in water T=-15°C; 2: With sodium nitrite in water T=-10 - 20°C;

trichlorophosphate

1: With sulfuric acid; nitric acid 2: With hydrogenchloride; sodium nitrite 3: With trichlorophosphate

1.1: nitric acid; sulfuric acid / 24 h / 0 - 50 °C 1.2: pH 7 / Cooling with ice 2.1: water; sodium nitrite; sulfuric acid / 0 °C / Reflux 3.1: trichlorophosphate / 4 h / Reflux View Scheme

1: acetic acid; sodium acetate; palladium/charcoal / Hydrogenation 2: ethyl nitrite; petroleum ether / Diazotization 3: KMnO4; H2O View Scheme

1: copper-powder; benzoic acid / 150 °C 2: KMnO4; H2O View Scheme

sodium acetate; palladium in methanol

copper; benzoic acid T=150°C;

1.1: 88 percent / xylene / 48 h / 75 °C 2.1: 55 percent / H2 / Raney Ni / ethanol / 4 h / 2068.59 Torr 3.1: 71 percent / N,N-diisopropylethylamine / ethyl acetate / 18 h / 20 °C 4.1: 30 percent / potassium acetate; acetic acid; bromine / 1 h / 20 °C 5.1: 92.7 percent / sodium hydride; pyridine / 0.5 h / Heating 6.1: 64.9 percent / tetrakis(triphenylphosphine)palladium / dimethylformamide / 1.5 h / 90 °C 7.1: ozone / methanol; CH2Cl2 / -78 °C 7.2: 47 percent / dimethyl sulfide / methanol; CH2Cl2 View Scheme