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Fe3O4@SiO2@Am-PPC-SO3H] [HSO4]: A new magnetic solid acid nanocatalyst for the synthesis of benzoxazole derivatives | ||
Iranian Journal of Catalysis | ||
مقاله 6، دوره 8، شماره 3، آذر 2018، صفحه 203-211 اصل مقاله (1.09 M) | ||
نوع مقاله: Articles | ||
نویسندگان | ||
Mona Sayyahi1؛ Maryam Gorjizadeh2؛ Soheil Sayyahi* 1 | ||
1Department of Chemistry, Mahshahr Branch, Islamic Azad University, Mahshahr, Iran. | ||
2Department of Chemistry, Shoushtar Branch, Islamic Azad University, Shoushtar, Iran. | ||
چکیده | ||
A novel magnetite nanoparticle-based heterogeneous acidic catalyst [Fe3O4@SiO2@Am-PPC-SO3H] [HSO4] was successfully prepared and characterized by SEM, EDX, TGA, VSM and FT-IR techniques. The magnetically retrievable and sustainable catalyst was investigated in the reaction of aldehyde and o-aminophenol for the synthesis of benzoxazoles. The reactions occurred in water and produced the corresponding products in high yields. The catalyst could be readily separated by an external magnet and showed excellent reusability without significant loss of its activity. | ||
کلیدواژهها | ||
Magnetic nanoparticles؛ Benzoxazoles؛ Solid acid catalyst؛ Reusability | ||
مراجع | ||
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