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Information Journal Paper

Title

solvent-free and diastereoselective synthesis of trans‐ 2, 3‐ Dihydrofuran derivatives in the presence of nano silica Phosphotungstic acid

Pages

  167-184

Abstract

 In this research, Nano-silica coated with phosphotangestic acid was used as a new, effective and heterogeneous high-selectivity catalyst for the diastereoselective synthesis of trans-2, 3-dihydrofuran during, multi-component one-pot and solventless reaction. In this reaction, the in-situ production and condensation of pyridinium bromide ylide are carried out with benzaldehyde and 4-hydroxy-coumarin derivatives. The size and shape of the catalyst were studied using detection methods such as scanning electron microscopy (SEM), Transmission electron microscopy (TEM), X-ray diffraction spectroscopy (EDS), and Fourier-transform infrared spectroscopy (FT-IR). Also, the BET analysis of this nano-catalyst showed a high surface area, which could be a factor in the good performance of this nano-catalyst. An induction coupled plasma analysis also confirmed the ability to recover of this nanocatalist. The reaction products were evaluated using FT-IR spectroscopy and melting point determination. High efficiency, short reaction time, solventless conditions and easy product separation method are the future advantages of this research.

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    APA: Copy

    Bani Taba, Sayyed Hossein, daeizade, mohammad ali, & TAGHDIRI, MEHDI. (2020). solvent-free and diastereoselective synthesis of trans‐ 2, 3‐ Dihydrofuran derivatives in the presence of nano silica Phosphotungstic acid. JOURNAL OF APPLIED CHEMISTRY, 15(54 ), 167-184. SID. https://sid.ir/paper/385038/en

    Vancouver: Copy

    Bani Taba Sayyed Hossein, daeizade mohammad ali, TAGHDIRI MEHDI. solvent-free and diastereoselective synthesis of trans‐ 2, 3‐ Dihydrofuran derivatives in the presence of nano silica Phosphotungstic acid. JOURNAL OF APPLIED CHEMISTRY[Internet]. 2020;15(54 ):167-184. Available from: https://sid.ir/paper/385038/en

    IEEE: Copy

    Sayyed Hossein Bani Taba, mohammad ali daeizade, and MEHDI TAGHDIRI, “solvent-free and diastereoselective synthesis of trans‐ 2, 3‐ Dihydrofuran derivatives in the presence of nano silica Phosphotungstic acid,” JOURNAL OF APPLIED CHEMISTRY, vol. 15, no. 54 , pp. 167–184, 2020, [Online]. Available: https://sid.ir/paper/385038/en

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