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

页码：677 / 682

页数：6

共 43 条

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