1: tert-butyl (4-fluoro-2-methylphenyl)acetate With trifluoroacetic acid; methoxybenzene in dichloromethane T=20°C; 16 h; 2: 1-bromo-4-fluoro-2-methylbenzene in hexane; toluene T=80°C; 0.25 h;

methoxybenzene; trifluoroacetic acid in dichloromethane T=20°C; 16 h;