<p>A mesoporous SBA-15 compound was mogenous composite was thoroughly characterized using various techniques, including Infrared spectroscopy (FT-IR), Energy dispersive X-ray (EDX) for elemental analysis, scanning electron microscopy (SEM) for investigating surface morphology, thermogravimetric analysis (TGA), X-ray diffraction (XRD), transmission electron microscopy (TEM) and, N<sub>2</sub> adsorption–desorption isotherms (BET). Vibrating-sample magnetometry (VSM) technique is used to measure magnetic properties of SBA-15/Fe<sub>3</sub>O<sub>4</sub>@MEL. The catalytic performance of the nanocomposite was then evaluated in the synthesis of quinazolinone compounds, yielding electron-withdrawing and electron-donating groups in high yield. Many of these derivatives exhibit important properties, including biological activity. These materials are known, and their identification has been reported through comparison of their spectral data with the literature.</p>

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Design and fabrication of a novel, recoverable, and heterogeneous magnetic composite based on Melamine-Functionalized SBA-15 for catalytic synthesis of Quinazoline compounds

  • Mohammad Reza Naimi-Jamal,
  • Nazanin Mohassel Yazdi

摘要

A mesoporous SBA-15 compound was mogenous composite was thoroughly characterized using various techniques, including Infrared spectroscopy (FT-IR), Energy dispersive X-ray (EDX) for elemental analysis, scanning electron microscopy (SEM) for investigating surface morphology, thermogravimetric analysis (TGA), X-ray diffraction (XRD), transmission electron microscopy (TEM) and, N2 adsorption–desorption isotherms (BET). Vibrating-sample magnetometry (VSM) technique is used to measure magnetic properties of SBA-15/Fe3O4@MEL. The catalytic performance of the nanocomposite was then evaluated in the synthesis of quinazolinone compounds, yielding electron-withdrawing and electron-donating groups in high yield. Many of these derivatives exhibit important properties, including biological activity. These materials are known, and their identification has been reported through comparison of their spectral data with the literature.