1: 2-amino-4-nitro-phenol With hydrogenchloride; sodium nitrite in water T=0 - 5°C; 2: β-naphthol With sodium hydroxide in methanol; water T=5°C;

sodium hydroxide; sulfuric acid; nitric acid; acetic acid; sodium nitrite 1.) 70-80 deg C, 2 h, 2.) H2O, 20 deg C, 1 h; Yield given. Multistep reaction. Yields of byproduct given;