N-hexadecyl-N,N,N-trimethylammonium bromide; trimethylhexadecylammonium chloride in 1,2-dichloro-ethane T=70°C; Friedel-Crafts Acylation; 0.0833333 h; Microwave irradiationMicellar solution;

selenium(IV) oxide in chlorobenzene T=135°C; 1 h;

1: 90 percent / methanol / 19 h / 60 °C 2: 60 percent / selenium dioxide / chlorobenzene / 1 h / 135 °C View Scheme

1: 80 percent / dibromotetrachloroethane / toluene 2: 90 percent / methanol / 19 h / 60 °C 3: 60 percent / selenium dioxide / chlorobenzene / 1 h / 135 °C View Scheme