1: 2-(3-hydroxyphenyl)acetic acid With acetyl chloride in methanol 4 h; Heating / reflux; 2: 2-iodo-propane With potassium carbonate in DMF (N,N-dimethyl-formamide) T=50°C; 1 h; 3: With sodium hydroxide in methanol; water 2 h; Heating / reflux;

potassium carbonate in N,N-dimethyl-formamide 29 h; Heating;