1: Li2CuCl4 / tetrahydrofuran / 4 h / -10 - -5 °C 2: LiAlH4 / tetrahydrofuran / Heating View Scheme

1: Li2CuCl4 / tetrahydrofuran / 4 h / -10 - -5 °C 2: LiAlH4 / tetrahydrofuran / Heating View Scheme

1: Li2CuCl4 / tetrahydrofuran / 4 h / -10 - -5 °C 2: LiAlH4 / tetrahydrofuran / Heating View Scheme

dilithium tetrachlorocuprate in tetrahydrofuran T=-10 - -5°C; 4 h;

1: Li2CuCl4 / tetrahydrofuran / 4 h / -10 - -5 °C 2: LiAlH4 / tetrahydrofuran / Heating View Scheme

1.1: Mg / diethyl ether / 3 h 1.2: 87.4 percent / Li2CuCl4 / tetrahydrofuran; diethyl ether / 4 h / -10 °C 2.1: 31.9 mg / LiAlH4 / diethyl ether / 1 h / Heating 3.1: 30.6 mg / carbon tetrabromide; triphenylphosphine / acetonitrile / 2 h / Heating View Scheme

1: 1-tetracosyl bromide With magnesium in diethyl ether 3 h; 2: sodium salt of 12-bromododecanoic acid With dilithium tetrachlorocuprate in tetrahydrofuran; diethyl ether T=-10°C; 4 h; Further stages.;