hydrogenchloride in tetrachloromethane 1 h; reaction regioselectivity; a series of reagents; Product distributionMechanism;

bromine; tri-n-butyl-tin hydride multistep reaction; reaction regioselectivity; a series of reagents; Product distributionMechanism;

bromine; tri-n-butyl-tin hydride multistep reaction; reaction regioselectivity; a series of reagents; Product distributionMechanism;

hydrogenchloride in tetrachloromethane 1 h; reaction regioselectivity; a series of reagents; Product distributionMechanism;

bromine in tetrachloromethane T=-10°C; 0.5 h; reaction regioselectivity; a series of reagents; Product distributionMechanism;

<b>Multi-step reaction with 5 steps<br /> </b>1: LiAlH₄ <br />3: LiAlH₄ <br />4: 40 percent / KO-t-Bu / pentane / 1.) -20 deg C, 2 h, room temperature, 14 h<br />5: 27 percent / KO-t-Bu / dimethylsulfoxide / 0.5 h<br /> <br /> &nbsp;

<b>Multi-step reaction with 2 steps<br /> </b>1: 56 percent / 2 h / -20 &deg;C<br />2: 30 percent / LiAlH₄, TiCl₃ / tetrahydrofuran / 20 h<br /> <br /> &nbsp;