反应条件
methyl iodide in tetrahydrofuran moisture and air-oxygen exclusion, heating of B-compound and 20percent excess COD in THF (60°C, 48 h), MeI addn., stirring (room temp., 24 h); removal of pptd. MePPh3I (filtn.), solvent removal, sublimation;
参考文献
Chemische Berichte, , vol. 121, p. 1509 - 1518