sodium tetrahydroborate in ethanol 3 h;

hydrogenchloride durch Verseifen;

1: acetic acid anhydride; nitric acid / <35 2: hydrochloric acid / durch Verseifen View Scheme

titanium(III) chloride; N-benzyl-trimethylammonium hydroxide; potassium carbonate in diethyl ether; ethanol 1 h; pH 4; var. pH, other dinitrophenols; Product distribution;

暂无反应条件数据

1.1: K2CO3 / dimethylformamide / 1 h / 20 °C 1.2: 87 percent / dimethylformamide / 30 h / 20 °C 2.1: iron; aq. HCl / ethanol / 3 h / Heating View Scheme

1.1: tetra-(n-butyl)ammonium iodide; sodium hydroxide / tetrahydrofuran; water / 20 °C 2.1: hydrogenchloride; sodium nitrite / water / 0.25 h / 0 °C 2.2: 0.5 h / 0 - 50 °C View Scheme

1: 1.) hydrobromic acid, sodium nitrite, 2.) coopper(I) bromide / 1.) water, 1,4-dioxane, 0 deg C, 15 min, 2.) a) 0 deg C, 15 min, b) 60 deg C, 15 min 2: sodium hydroxide, / aq. ethanol / 14 h / Ambient temperature 3: 88 percent / iron / ethanol; acetic acid / 3.5 h / Heating 4: 72 percent / pyridine / 6 h / Ambient temperature 5: tetrakis(triphenylphosphine)palladium(0) / toluene / 36 h / Heating 6: 68 percent / bis(acetonitrile)palladium chloride, p-benzoquinone, lithium chloride / dimethylformamide / 28 h / 100 - 110 °C 7: 96 percent / 20percent aq. NaOH / methanol / 12 h / Heating View Scheme

sulfuric acid; iodine; potassium iodide; sodium nitrite in water; dimethyl sulfoxide T=0 - 80°C; 6.25 h;

1: 99 percent / K2CO3 / acetone / 18 h / Heating 2: 78 percent / methanol / 10 h / Heating 3: 81 percent / Na2S2O4; NaHCO3 / ethanol; H2O / 16 h / 20 °C View Scheme