反应条件
n-butyllithium in tetrahydrofuran; hexane soln. of Si-compd. in dry THF cooled to 0°C then n-BuLi in hexane added to this soln. under N2, after 30 min reaction mixt. cooled to -78°C, soln. of Ph3SnCl in THF added, warmed to ambient temp., stirred for 2 h, quenched with aq. NH4Cl; extd. with chlorofom, washed with satd. aq. NaCl soln., dried (Na2SO4),concd. in vac., recrystd. of residue gave Ph4Sn, hexane soluble material chromd. (silicagel, hexane/CH2Cl2), elem. anal.;
参考文献
Synthetic Communications, , vol. 11, p. 673 - 680