hydrogenchloride in ethanol 2 h; Heating;

hydrogenchloride; tin T=80°C;

1: 89 percent / K2CO3, KI / acetone / 24 h / Heating 2: 59 percent / xylene / Heating; other nitrophenyl ether 3: 91 percent / conc. HCl, tin / 80 °C View Scheme

1: 59 percent / xylene / Heating; other nitrophenyl ether 2: 91 percent / conc. HCl, tin / 80 °C View Scheme

in various solvent(s) 10 h; Heating; Yields of byproduct given;

1: 870 mg / K2CO3, KI, H2O / acetone / 96 h 2: N,N-diethylaniline / 2 h / Heating 3: 99 percent / 6N HCl / ethanol / 2 h / Heating View Scheme

1: 72 percent / AcOK, cupric acetate monohydrate, triethylamine / propan-2-ol / 24 h / Heating 2: 85 percent / trifluoroacetic anhydride / CH2Cl2 / 72 h / 20 °C 3: 83 percent / benzyltriethylammonium chloride, 6N aq. NaOH / 3 h / Heating View Scheme