反应条件
in dichloromethane; toluene N2 atmosphere, addn. of soln. of stannyl compound to soln. of Me2SnCl2 at room temp., addn. to soln. of (C6H2(CH3)3)BCl2 at -68 to -40°C (110 min), warming to room temp., reflux (2 d); removement of solvent (25°C, 12 Torr), dissolution (toluene), reflux (14 d), not separated, PhN(BCl(C6H2(CH3)3))2/(PhN(BCl(C6H2(CH3)3))(SnMe2Cl),(PhNB(C6H2(CH3)3)3))2 ratio 1:2;
