T=200°C;

1: 2,6-dichloro-1-benzenecarbonyl chloride With anhydrous iron chloride in dichloromethane T=30°C; Friedel-Crafts acylation; 0.0833333 h; Microwave irradiation; 2: benzene in dichloromethane T=70°C; Friedel-Crafts acylation; 0.25 h; Microwave irradiation;

trifluorormethanesulfonic acid in nitromethane T=100°C; 2 h; Yields of byproduct given;

hydrogenchloride in 1,4-dioxane Hydrolysis; 72 h; Heating;

1.1: pyridine; 2,4,6-trichloro-1,3,5-triazine / dichloromethane / 0.25 h / 50 °C / Microwave irradiation 2.1: anhydrous iron chloride / dichloromethane / 0.08 h / 30 °C / Microwave irradiation 2.2: 0.25 h / 70 °C / Microwave irradiation View Scheme

T=200°C;