An efficient synthesis of 3,4-dihydropyrimidin-2-ones catalyzed by NH2SO3H under ultrasound irradiation

被引：243

作者：

Li, JT ^{[1
]}

Han, JF ^{[1
]}

Yang, JH ^{[1
]}

Li, TS ^{[1
]}

机构：

[1] Hebei Univ, Coll Chem & Environm Sci, Baoding 071002, Peoples R China

来源：

ULTRASONICS SONOCHEMISTRY | 2003年 / 10卷 / 03期

关键词：

Biginelli reaction; dihydropyrimidinones; synthesis; ultrasound irradiation;

D O I：

10.1016/S1350-4177(03)00092-0

中图分类号：

O42 [声学];

学科分类号：

070206 ; 082403 ;

摘要：

The condensation of aldehydes, beta-keto esters and urea catalyzed by NH2SO3H in ethanol results dihydropyrimidinones in high yields under ultrasound irradiation. (C) 2003 Elsevier Science B.V. All rights reserved.

引用

页码：119 / 122

页数：4

共 30 条

[1]

ATWAL KS, 1987, HETEROCYCLES, V26, P1189

[2] SUBSTITUTED 1,4-DIHYDROPYRIMIDINES .3. SYNTHESIS OF SELECTIVELY FUNCTIONALIZED 2-HETERO-1,4-DIHYDROPYRIMIDINES [J].

ATWAL, KS ;

ROVNYAK, GC ;

OREILLY, BC ;

SCHWARTZ, J .

JOURNAL OF ORGANIC CHEMISTRY, 1989, 54 (25) :5898-5907

[3] 1,4-CYCLOADDITION OF 1,3-DIAZABUTADIENES WITH ENAMINES - AN EFFICIENT ROUTE TO THE PYRIMIDINE RING [J].

BARLUENGA, J ;

TOMAS, M ;

BALLESTEROS, A ;

LOPEZ, LA .

TETRAHEDRON LETTERS, 1989, 30 (34) :4573-4576

[4] SULFAMIC ACID AND ITS N-SUBSTITUTED DERIVATIVES [J].

BENSON, GA ;

SPILLANE, WJ .

CHEMICAL REVIEWS, 1980, 80 (02) :151-186

[5] A revision of the Biginelli reaction under solid acid catalysis. Solvent-free synthesis of dihydropyrimidines over montmorillonite KSF [J].

Bigi, F ;

Carloni, S ;

Frullanti, B ;

Maggi, R ;

Sartori, G .

TETRAHEDRON LETTERS, 1999, 40 (17) :3465-3468

[6]

Biginelli P., 1893, GAZZ CHIM ITAL, V23, P360

[7] Researches on pyrimidines CXXX Synthesis of 2-keto-1,2,3,4-tetrahydropyrimidines [J].

Folkers, K ;

Harwood, HJ ;

Johnson, TB .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1932, 54 :3751-3758

[8]

GUPTA R, 1995, INDIAN J CHEM B, V34, P151

[9] Unprecedented catalytic three component one-pot condensation reaction: An efficient synthesis of 5-alkoxycarbonyl-4-aryl-3,4-dihydropyrimidin-2(1H)-ones [J].

Hu, EH ;

Sidler, DR ;

Dolling, UH .

JOURNAL OF ORGANIC CHEMISTRY, 1998, 63 (10) :3454-3457

[10]

Jin TS, 2002, J CHEM RES-S, P37

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