L-Selectridereg; in tetrahydrofuran 0.5 h; Ambient temperature;

Multi-step reaction with 4 steps 1: 98 percent / L-selectride / tetrahydrofuran / 0.5 h / Ambient temperature2: 1.) NaH, 2.) CuCl / 1.) toluene, RT, 1 h, 2.) toluene, 15 min3: toluene; CH2Cl2 / 24 h4: p-TsOH / diethyl ether / 1 h  

Multi-step reaction with 3 steps 1: 92 percent / L-selectride / tetrahydrofuran / 0.33 h / Ambient temperature2: 1.) NaH, 2.) CuCl / 1.) toluene, RT, 1 h, 2.) toluene, 15 min3: 2.) p-TsOH / 1.) toluene, 24 h, 2.) CH2Cl2, 1 h  

Multi-step reaction with 4 steps 1: 98 percent / L-selectride / tetrahydrofuran / 0.5 h / Ambient temperature2: 1.) NaH, 2.) CuCl / 1.) toluene, RT, 1 h, 2.) toluene, 15 min3: toluene / 24 h4: p-TsOH / diethyl ether / 1 h  

With  L-Selectridereg; in  tetrahydrofuran 0.333333 h;  Ambient temperature;