1: With allylsamarium bromide in tetrahydrofuran T=20°C; 0.166667 h; 2: With N,N-dimethyl-formamide in tetrahydrofuran T=20°C; 10 h;

1: allyl bromide With samarium in tetrahydrofuran T=20°C; 1.08333 h; Inert atmosphere; 2: α-bromo-α-chloro-deoxybenzoin With N,N-dimethyl-formamide in tetrahydrofuran T=20°C; Inert atmosphere;