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| Reaction conditions: benzaldehyde (1 mmol), acetylacetone (1 mmol), and urea (1.5 mmol). | |||||||||||||||||||||||||||||||||||||||||||||
Research Article
A Green and Efficient Method for the Preparation of 3,4-Dihydropyrimidin-2(1H)-ones Using Quaternary Ammonium-Treated Clay in Water
Table 1
Optimization of experimental conditions for synthesis of DHPMs.