Silica supported sodium hydrogen sulfate （NaHSO4/SiO2）： A mild and efficient reusable catalyst for

• 作 者: Shahnaz Rostamizadeh Nasrin Sh
• 机 构: DepartmentofChemistry
• 出 处: 中国化学快报：英文版
• 发表日期: 2008年10期
• 关键词: 氧杂蒽 溶剂 二氧化硅 硫酸氢钠 Xanthene Solvent-free Silica supported sodium hydrogen sulfate
• 基金项目: We gratefully acknowledge the K.N. Toosi University of Technology Research Council for financial support.

<正>A simple and efficient procedure for the preparation of aryl-14-H-dibenzo[a,j]xanthenes by a one-pot condensation reaction of 2-naphthol and aryl aldehydes,in the presence of silica supported sodium hydrogen sulfate(NaHSO_4/SiO_2)as a catalyst an