chromium(VI) oxide in acetic acid T=100°C;

<b>Multi-step reaction with 6 steps<br /> </b>1: (i) Mg, Et₂O, (ii) CdCl₂, (iii) /BRN= 1100317/, benzene<br />2: (i) Zn-Hg, aq. HCl, (ii) EtOH, HCl<br />3: H₂ / CuO*Cr₂O₃ / 250 - 255 &deg;C / 147102 Torr<br />4: PBr₃ <br />5: (i) Mg, Et₂O, (ii) CdCl₂, (iii) /BRN= 1100317/, benzene<br />6: (i) Zn-Hg, aq. HCl, (ii) KOH, EtOH<br /> <br /> &nbsp;

<b>Multi-step reaction with 4 steps<br /> </b>1: H₂ / CuO*Cr₂O₃ / 250 - 255 &deg;C / 147102 Torr<br />2: PBr₃ <br />3: (i) Mg, Et₂O, (ii) CdCl₂, (iii) /BRN= 1100317/, benzene<br />4: (i) Zn-Hg, aq. HCl, (ii) KOH, EtOH<br /> <br /> &nbsp;

<b>Multi-step reaction with 5 steps<br /> </b>1: (i) Zn-Hg, aq. HCl, (ii) EtOH, HCl<br />2: H₂ / CuO*Cr₂O₃ / 250 - 255 &deg;C / 147102 Torr<br />3: PBr₃ <br />4: (i) Mg, Et₂O, (ii) CdCl₂, (iii) /BRN= 1100317/, benzene<br />5: (i) Zn-Hg, aq. HCl, (ii) KOH, EtOH<br /> <br /> &nbsp;

<b>Multi-step reaction with 3 steps<br /> </b>1: PBr₃ <br />2: (i) Mg, Et₂O, (ii) CdCl₂, (iii) /BRN= 1100317/, benzene<br />3: (i) Zn-Hg, aq. HCl, (ii) KOH, EtOH<br /> <br /> &nbsp;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '1209238', constants.ctx, '0')">aluminium trichloride</a> <br />&nbsp;Heating;&nbsp;<br /> &nbsp;