bromine; iodine in tetrachloromethane T=0°C; 0.25 h; Inert atmosphere;

bromine; Iodine bromide; iodine in tetrachloromethane; acetonitrile T=0°C; 0.5 h; product yield/distribution in terms of the molar ratio educt/reagent; MechanismProduct distribution;

1: <Mg(anthracene)(thf)3> / tetrahydrofuran / 0.5 h / 20 °C / using 1eq. View Scheme

1.1: n-butyllithium / tetrahydrofuran; hexane / 0.08 h / -78 °C / |Inert atmosphere 1.2: 0.25 h / -78 °C / |Inert atmosphere 1.3: -78 - 20 °C / |Inert atmosphere 2.1: iodine; bromine / tetrachloromethane / 0.25 h / 0 °C / |Inert atmosphere View Scheme

magnesium 1.) Et2O, 2.) 25 deg C, 12 h; Yield given. Multistep reaction;

Yield given;

(i) Mg, (ii) /BRN= 1730824/; Multistep reaction;