KF/Al_2O_3催化下结晶玫瑰的合成

Synthesis of rosone with Potassium fluoride/alumina as Catalyst

苯甲醛 ,氯仿和乙酸酐为原料 ,以 KF/ Al2 O3为主要催化剂合成了结晶玫瑰 ,在最佳条件下 ,结晶玫瑰的收率达 76 .5 %

The rosone was extensively used as fragrance.In the experiment,the rosone was synthesised with benzaldehyde,chloroform and acetic anhydride as materials,and with potassium fluoride/alumina as main catalyst,Under the optimum conditions,the yield of rosone could reach 76.5%.