请教一个药品名? 回复 2# flychem 2,2-difluoro-1,3-dioxaborylpentadione was synthesized by a modified procedure. 1,3-pentadione (0.1 g, 1.0 mmol) and trifluoroboron ether (0.2 g, 1.0 mmol) were mixed together, and the resulting solution was heated at 60 °c for 2 h..查看更多