反应详情

2.10 g (8.67 mmol) 1-Methyl-2-phenyl-1H-thieno(3,2-d)pyrimidine-4-one and 3.51 g (8.67 mmol) Lawesson's reagent (C14H14O2P2S4, Fluka) were dissolved in 40 ml toluene. The reaction mixture was boiled for 3 h. After evaporation the residue was further purified by column chromatography with silica, eluent dichloromethane/acetone 95/5.

1. customAfter evaporation the residue
2. customwas further purified by column chromatography with silica, eluent dichloromethane/acetone 95/5