反应条件
triethylamine in toluene N2 atmosphere; refluxing (4 h); pptn. of Et4NCl on addn. of n-pentane and cooling to -10°C, filtn., evapn. (vacuum), extraction (Et2O), repptn. (n-hexane), collection (filtn.), chromy. (silica gel, CH2Cl2/n-hexane 2:1), evapn. (vac.), recrystn. (CH2Cl2/n-hexane); elem. anal.;
参考文献
McCleverty, Jon A.; Wlodarczyk, Andrzej
Polyhedron, 1988 , vol. 7, p. 448 - 462