Preparation, Characterization, and Application of Preyssler Heteropoly Acid Immobilized on Magnetic Nanoparticles as a Green and Recoverable Catalyst for the Synthesis of Imidazoles
- Авторы: Javid A.1, Khojastehnezhad A.2, Pombeiro A.3
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Учреждения:
- Department of Chemistry, Ahvaz Branch
- Young Researchers and Elite Club, Mashhad Branch
- Centro de Quimica Estrutural, Instituto Superior Técnico
- Выпуск: Том 87, № 12 (2017)
- Страницы: 3000-3005
- Раздел: Letters to the Editor
- URL: https://journals.rcsi.science/1070-3632/article/view/221820
- DOI: https://doi.org/10.1134/S1070363217120453
- ID: 221820
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Аннотация
An efficient, magnetically separable catalyst was synthesized by immobilization of Preyssler heteropoly acid (HPA) on Ni0.5Zn0.5Fe2O4 magnetite nanoparticles (MNPs) coated with hydroxyapatite (HA). The catalyst was characterized by scaning electron microscopy (SEM), transmission electron microscopy (TEM), X-ray diffraction (XRD), FT-IR, energy dispersive spectroscopy (EDS), and TGA. Activity of this catalyst was tested in the synthesis of imidazole derivatives via one-pot three-component condensation of [9,10]-phenanthraquinone with aryl aldehydes and ammonium acetate at room temperature under solvent-free conditions.
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Об авторах
A. Javid
Department of Chemistry, Ahvaz Branch
Автор, ответственный за переписку.
Email: alijavid@iauahvaz.ac.ir
Иран, Ahvaz
A. Khojastehnezhad
Young Researchers and Elite Club, Mashhad Branch
Email: alijavid@iauahvaz.ac.ir
Иран, Mashhad
A. Pombeiro
Centro de Quimica Estrutural, Instituto Superior Técnico
Email: alijavid@iauahvaz.ac.ir
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