sodium hydroxide in water 1 h;

<b>Multi-step reaction with 2 steps<br /> </b>1: 75 percent / trichlorosilane, conc. H₂SO₄ / H₂O / 0.5 h / 50 &deg;C<br />2: 83 percent / bromine / CCl₄ / 0.5 h<br /> <br /> &nbsp;