Synthesis of Bis-2,3-dihydroquinazolin-4(1<i>H</i>)-ones and 2,3-Dihydroquinazolin-4(1<i>H</i>)-ones Derivatives with the Aid of Silica-Supported Preyssler Nanoparticles

<table>SynthesisMonosubstituted 2,3-dihydroquinazolin-4(1<i>H</i>)-ones by using ammonium carbonate and silica-supported preyssler nanoparticles heteropolyacid under reflux conditions in water as solvent.</table>

Organic Chemistry International

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Scheme 3

Scheme 3: Synthesis of Bis-2,3-dihydroquinazolin-4(1<i>H</i>)-ones and 2,3-Dihydroquinazolin-4(1<i>H</i>)-ones Derivatives with the Aid of Silica-Supported Preyssler Nanoparticles 

Scheme 3 | Synthesis of Bis-2,3-dihydroquinazolin-4(1H)-ones and 2,3-Dihydroquinazolin-4(1H)-ones Derivatives with the Aid of Silica-Supported Preyssler Nanoparticles 