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

相关论文

共 43 条

[1]

[Anonymous], 1875, J CHEM SOC, DOI DOI 10.1039/JS8752800010

[2] Samarium(III) catalyzed one-pot construction of coumarins [J].

Bahekar, SS ;

Shinde, DB .

TETRAHEDRON LETTERS, 2004, 45 (43) :7999-8001

[3]

Brufola G, 1996, HETEROCYCLES, V43, P1257

[4] Coumarins derivatives as dual inhibitors of acetylcholinesterase and monoamine oxidase [J].

Brühlmann, C ;

Ooms, F ;

Carrupt, PA ;

Testa, B ;

Catto, M ;

Leonetti, F ;

Altomare, C ;

Carotti, A .

JOURNAL OF MEDICINAL CHEMISTRY, 2001, 44 (19) :3195-3198

[5] In vitro antiprotozoal and cytotoxic activities of some alkaloids, quinones, flavonoids, and coumarins [J].

Camacho, MD ;

Phillipson, JD ;

Croft, SL ;

Yardley, V ;

Solis, PN .

PLANTA MEDICA, 2004, 70 (01) :70-72

[6] One-pot synthesis of mono- and disubstituted (3H)-quinazolin-4-ones in dry media under microwave irradiation [J].

Dabiri, M ;

Salehi, P ;

Mohammadi, AA ;

Baghbanzadeh, M .

SYNTHETIC COMMUNICATIONS, 2005, 35 (02) :279-287

[7]

Dabiri M, 2004, J CHEM RES-S, P570

[8] Microwave-assisted one-pot three component synthesis of some new 4(3H)-quinazolinone derivatives [J].

Dabiri, M ;

Salehi, P ;

Khajavi, MS ;

Mohammadi, AA .

HETEROCYCLES, 2004, 63 (06) :1417-1421

[9] An efficient and practical procedure for the synthesis of 4-substituted coumarins [J].

De, SK ;

Gibbs, RA .

SYNTHESIS-STUTTGART, 2005, (08) :1231-1233

[10] Zeolite catalysed synthesis of coumarin derivatives [J].

Gunnewegh, EA ;

Hoefnagel, AJ ;

vanBekkum, H .

JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL, 1995, 100 (1-3) :87-92

← 1 2 3 4 5 →