n-butyllithium in tetrahydrofuran; diethyl ether T=-78°C;

1: (1-Bromo-naphthalen-2-yloxy)-trimethyl-silane With n-butyllithium in tetrahydrofuran T=-100 - -80°C; 0.333333 h; 2: trifluoromethylsulfonic anhydride in tetrahydrofuran T=-100 - -80°C; 0.333333 h;