methanol in tetrahydrofuran under argon; tin-compound in THF cooled to -78 °C; LiBu was added over 10 s; colorless solution after additional 10 s; after 2 min solution was quenched with MeOH;; poured into NH4Cl-soln. and petroleum ether, shaked 1 min, organic layer separated, washed (brine), dried (Na2SO4), filtered, concentrated (vacuo); chromatography (silica gel; ethyl acetate/petroleum ether 0.5:99.5); (1)H- and (13)C-NMR;;
参考文献
Sawyer,J.S.; Kucerovy,A.; Macdonald,T.L.
Journal of the American Chemical Society, 1988 , vol. 110, p. 842
Gilman, H.; Moore, F. W.; Jones, R. G.
Journal of the American Chemical Society, 1941 , vol. 63, p. 2482 - 2485
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Gmelin Handbook: Sn: Org.Verb.1, 1.1.1.16.1.4.5, page 159 - 161
