反应条件
in tetrahydrofuran (inert atmosphere); stirring (-40 to -30°C, 2 h), slow warming toroom temp., stirring (4 h); solvent removal (vac., room temp.), addn. of Et2O, filtration, removal of solvent (vac.), recrystn. (Et2O/hexane); elem. anal.;
参考文献
Zeitschrift fur Naturforschung - Section B Journal of Chemical Sciences, , vol. 54, # 2 p. 278 - 287