1: methoxybenzene With polymer-supported phenyliodine(III) diacetate; sulfuric acid in acetic acid T=20°C; Substitution; 20 h; 2: 2,4-dihydroxy-benzaldehyde With sodium carbonate; lithium chloride; palladium dichloride in N,N-dimethyl-formamide T=60 - 70°C; Substitution; 6 h;

sodium carbonate; lithium chloride; palladium dichloride in N,N-dimethyl-formamide T=60°C; Arylation; 4 h;

hydrogen fluoride T=100°C; unter Druck;

aluminium trichloride; nitrobenzene

potassium carbonate in acetone 20 h; Heating;

potassium carbonate; acetone