sodium acetate; iron; acetic acid in ethanol; water 2 h; Heating; Yield given;

1: 2-nitro-4-methoxy-aniline With hydrogenchloride in water; acetone 2: With sodium nitrite in water; acetone 0.05 h; Sonication; 3: ethyl vinyl ether Further stages;

1: conc. aq. HCl, NaNO2 / H2O / 0.25 h / -5 - 2 °C 2: LiCl, CuCl*2H2O / H2O; acetone / 1.) 2 h, 3 to 10 deg C, 2.) 2 h, 10 deg C to room temp., 3.) 2 h, room temp. View Scheme

lithium chloride in water; acetone 1.) 2 h, 3 to 10 deg C, 2.) 2 h, 10 deg C to room temp., 3.) 2 h, room temp.; Yield given. Yields of byproduct given;