boron trifluoride diethyl etherate in dichloromethane T=0°C; 2 h;

copper; acetic acid; zinc; trichlorophosphate 1.) addition for 2.5 h at 10-25 deg C, ether, 20 deg C, 1 h, reflux, 1 h, 2.) addition at 20-25 deg C, rt, 24 h, 70 deg C, 2 h; Yield given. Yields of byproduct given;

acetic acid; zinc Yield given. Multistep reaction. Yields of byproduct given;