One-pot synthesis of pyran derivatives using silica-coated magnetic nanoparticles functionalized with piperidinium benzene-1,3-disulfonate as a new efficient reusable catalyst

One-pot synthesis of pyran derivatives using silica-coated magnetic nanoparticles functionalized... Res Chem Intermed (2017) 43:2299–2314 DOI 10.1007/s11164-016-2762-x One-pot synthesis of pyran derivatives using silica-coated magnetic nanoparticles functionalized with piperidinium benzene-1,3-disulfonate as a new efficient reusable catalyst 1 1 • • Ramin Ghorbani-Vaghei Vida Izadkhah Jafar Mahmoodi Received: 19 June 2016 / Accepted: 4 October 2016 / Published online: 17 October 2016 Springer Science+Business Media Dordrecht 2016 Abstract Fe O nanoparticles were coated with silica followed by surface modification 3 4 using a silylating agent and piperidine to obtain piperidinium benzene-1,3-disulfonate salt (PBDS) silica-coated magnetic nanoparticles (SCMNPs). The obtained catalyst was then analyzed using various characterization techniques, including thermogravimetric analysis (TGA), scanning electron microscopy (SEM) and transmission electron microscopy (TEM) imaging, and X-ray diffraction (XRD), Brunauer–Emmett–Teller (BET), and energy-dispersive X-ray (EDX) analyses. The heterogeneous catalytic activity was investigated in one-pot pseudo-three-component synthesis of pyran derivatives, revealing efficient action and giving the products in high yield under green and sustainable conditions. Graphical Abstract A novel efficient green reusable catalyst was obtained from sil- ica-coated magnetic nanoparticles functionalized with piperidinium benzene-1,3-disul- fonate for synthesis of 9-aryl-9H-2,4,5,7-tetramethyl-diuracilopyrans as well as 9-aryl- 3,4,6,7-tetrahydro-2H-pyran-1,8(5H,9H)-diones. Electronic supplementary material The online version of this article (doi:10.1007/s11164-016-2762- x) contains supplementary material, which is available to authorized users. & http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Research on Chemical Intermediates Springer Journals

One-pot synthesis of pyran derivatives using silica-coated magnetic nanoparticles functionalized with piperidinium benzene-1,3-disulfonate as a new efficient reusable catalyst

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Publisher
Springer Netherlands
Copyright
Copyright © 2016 by Springer Science+Business Media Dordrecht
Subject
Chemistry; Catalysis; Physical Chemistry; Inorganic Chemistry
ISSN
0922-6168
eISSN
1568-5675
D.O.I.
10.1007/s11164-016-2762-x
Publisher site
See Article on Publisher Site

Abstract

Res Chem Intermed (2017) 43:2299–2314 DOI 10.1007/s11164-016-2762-x One-pot synthesis of pyran derivatives using silica-coated magnetic nanoparticles functionalized with piperidinium benzene-1,3-disulfonate as a new efficient reusable catalyst 1 1 • • Ramin Ghorbani-Vaghei Vida Izadkhah Jafar Mahmoodi Received: 19 June 2016 / Accepted: 4 October 2016 / Published online: 17 October 2016 Springer Science+Business Media Dordrecht 2016 Abstract Fe O nanoparticles were coated with silica followed by surface modification 3 4 using a silylating agent and piperidine to obtain piperidinium benzene-1,3-disulfonate salt (PBDS) silica-coated magnetic nanoparticles (SCMNPs). The obtained catalyst was then analyzed using various characterization techniques, including thermogravimetric analysis (TGA), scanning electron microscopy (SEM) and transmission electron microscopy (TEM) imaging, and X-ray diffraction (XRD), Brunauer–Emmett–Teller (BET), and energy-dispersive X-ray (EDX) analyses. The heterogeneous catalytic activity was investigated in one-pot pseudo-three-component synthesis of pyran derivatives, revealing efficient action and giving the products in high yield under green and sustainable conditions. Graphical Abstract A novel efficient green reusable catalyst was obtained from sil- ica-coated magnetic nanoparticles functionalized with piperidinium benzene-1,3-disul- fonate for synthesis of 9-aryl-9H-2,4,5,7-tetramethyl-diuracilopyrans as well as 9-aryl- 3,4,6,7-tetrahydro-2H-pyran-1,8(5H,9H)-diones. Electronic supplementary material The online version of this article (doi:10.1007/s11164-016-2762- x) contains supplementary material, which is available to authorized users. &

Journal

Research on Chemical IntermediatesSpringer Journals

Published: Oct 17, 2016

References

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