Silica sulfuric acid as an efficient and reusable catalyst for the pechmann synthesis of coumarins under solvent-free conditions

被引：20
|
作者：
Dabiri, Minoo
Salehi, Peyman
Zolfigol, Mohammad Ali
Baghbanzadeh, Mostafa
机构：
[1] Shahid Beheshti Univ Med Sci, Fac Sci, Dept Chem, Tehran, Iran
[2] Shahid Beheshti Univ Med Sci, Dept Phytochem, Med Plants & Drugs Res Inst, Tehran, Iran
[3] Bu Ali Sina Univ, Dept Chem, Fac Sci, Hamadan, Iran
来源：
HETEROCYCLES | 2007年 / 71卷 / 03期
关键词：
D O I：
10.3987/COM-06-10956
中图分类号：
O62 [有机化学];
学科分类号：
070303 ; 081704 ;
摘要：
Silica sulfuric acid is used as an efficient catalyst in the Pechmann condensation of phenols with beta-keto-esters leading to the formation of coumarin derivatives in excellent yields under solvent-free conditions. It was found that the catalyst could be recycled and reused for several runs.
引用
收藏
页码：677 / 682
页数：6
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