1: 3-bromo-2-hydroxyactophenone With lithium hexamethyldisilazane in tetrahydrofuran T=-78 - -20°C; 2.5 h; 2: benzoyl chloride in tetrahydrofuran T=-78 - 20°C; 3 h; 3: With sulfuric acid; acetic acid in tetrahydrofuran T=120°C; 0.0833333 h;

cesium fluoride in tetrahydrofuran T=85°C; Suzuki-Miyaura reaction; 1.5 h; microwave irradiation;