1: ammonium thiocyanate With montmorillonite K10 clay in acetone T=20°C; 0.666667 h; 2: 2-bromo-1-(3',4-dichlorophenyl)acetophenone T=20°C; 0.00555556 h; Neat (no solvent)Grinding;

in water; isopropyl alcohol T=20°C; 27 h;