Microwave Irradiation in Solvent-Free Conditions: Preparation of 2-Substituted-4(3H)-quinazolinones by Heterocyclization of 2-Aminobenzamide with Carboxylic Acids.
β Scribed by M. Rahimizadeh; Z. Tavallai; M. Bakavoli
- Publisher
- John Wiley and Sons
- Year
- 2004
- Weight
- 73 KB
- Volume
- 35
- Category
- Article
- ISSN
- 0931-7597
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## Abstract magnified image Tungstate sulfuric acid catalyzes the three component condensation reaction of an aromatic aldehyde, urea and a Ξ²βketoester under solventβfree conditions to afford the corresponding dihydropyrimidinones in high to excellent yields at room temperature.
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