1: 1-Bromopyrene With nitric acid; acetic acid T=20°C; Nitration; 24 h; 2: N-(diphenylmethylene)amine With caesium carbonate; 2,2'-bis-(diphenylphosphino)-1,1'- binaphthyl; palladium diacetate in tetrahydrofuran Condensation; 16 h; Heating; 3: With hydrogenchloride in tetrahydrofuran T=20°C; Hydrolysis; 0.0833333 h; Further stages.;

2: acetic acid; nitric acid / Erhitzen des Reaktiosnsprodukts mit wss. Salzsaeure View Scheme

Erwaermen des Reaktiosnsprodukts mit wss. Salzsaeure;

3-chloro-benzenecarboperoxoic acid

sodium hydrogensulfide