反应条件
in diethyl ether; toluene 1.44M Et2O soln. of NeophMgCl (1.7-2.05 equiv.) dropwise with stirring added to toluene soln. of SnCl4 (1 equiv.) under N2 at room temp., heatedat reflux for 3 h, left at room temp. for 12 h; aq. satd. soln. NH4Cl added, organic layer separated, aq. layer extracted with Et2O, combined organic extracts dried over MgSO4, solvent removedunder vac., recrystd. from n-heptane; ratio of Nph3SnCl/Nph2SnCl2 was 6 0/40-24.5/75.5, NMR;
参考文献
Zuniga, Adriana E.; Fidelibus, Pablo M.; Mandolesi, Sandra D.; Podesta, Julio C.
Journal of Organometallic Chemistry, 2011 , vol. 696, # 8 p. 1547 - 1555
