in 1,2-dichloro-ethane; acetonitrile Si2Cl6 dissolved in C2H4Cl2 added dropwise over 2 h to suspn. of KF in boiling MeCN, allowed to reflux for 30 min in slow stream of N2; gaseous products trapped in cooled (liq. N2) trap, anlyzed by IR;

in neat (no solvent) heating at 300°C for a period of some hours;;

C6H5MgBr in not given

C6H5MgBr in not given

in 1,2-dichloro-ethane; acetonitrile Si2Cl6 dissolved in C2H4Cl2 added dropwise over 2 h to suspn. of KF in boiling MeCN, allowed to reflux for 30 min in slow stream of N2; gaseous products trapped in cooled (liq. N2) trap, anlyzed by IR;

<b>With</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '3587235', constants.ctx, '0')">aluminum tribromide</a>&nbsp;<b>in</b>&nbsp; <a href="#" onclick="return RXDsubstances(event, this, '969212', constants.ctx, '0')">benzene</a> <br />&nbsp;addn. of AlBr3 catalyst to a soln. of the aryldisilane, passing HBr through the soln. until heat development has finished; removal of the solvent, distn. in vacuo or recrystn. of the residue;&nbsp;<br /> &nbsp;