Piperazine-grafted magnetic graphene oxide as a sustainable heterogeneous catalyst for solvent-free Biginelli reaction

Key Points

• This research aims to explore the effectiveness of piperazine-grafted magnetic graphene oxide as a catalyst in the Biginelli reaction.
• Developed a piperazine-grafted magnetic graphene oxide catalyst.
• Conducted solvent-free Biginelli reaction for synthesizing dihydropyrimidine-2-ones.
• Analyzed reaction efficiency and product yield.
• Demonstrated high catalytic activity in the Biginelli reaction.
• Achieved significant yield of dihydropyrimidine-2-ones without solvents.