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Alaoui S, Driowya M, Demange L, Benhida R, Bougrin K. Ultrasound-assisted facile one-pot sequential synthesis of novel sulfonamide-isoxazoles using cerium (IV) ammonium nitrate (CAN) as an efficient oxidant in aqueous medium. ULTRASONICS SONOCHEMISTRY 2018; 40:289-297. [PMID: 28946427 DOI: 10.1016/j.ultsonch.2017.07.019] [Citation(s) in RCA: 18] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/25/2016] [Revised: 05/23/2017] [Accepted: 07/10/2017] [Indexed: 06/07/2023]
Abstract
A series of novel 3,5-disubstituted isoxazoles have been synthesized, using a new, green, and versatile "one-pot three-steps" methodology. The key step is an oxidative 1,3-dipolar cycloaddition under ultrasonic irradiation, occurring in aqueous media, and mediated by cerium (IV) ammonium nitrate (CAN). CAN is a one-electron oxidant, highly soluble in water, slightly toxic and inexpensive, that allows the in situ conversion of the intermediate aldoximes into nitrile oxide. The syntheses are highly regioselective, as illustrated by the structures of the final compounds, which have been fully assessed by spectral analyses (1H and 13C NMR, MS). This study illustrates the potency of the ultrasound activation to synthesize a set of highly functionalized heterocycles, with potential applications in biology, in short reaction times and following an eco-friendly process.
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Affiliation(s)
- Soukaina Alaoui
- Laboratoire de Chimie des Plantes et de Synthèse Organique et Bioorganique, URAC23, Université Mohammed V, Faculté des Sciences, B.P. 1014 Rabat, Morocco
| | - Mohsine Driowya
- Laboratoire de Chimie des Plantes et de Synthèse Organique et Bioorganique, URAC23, Université Mohammed V, Faculté des Sciences, B.P. 1014 Rabat, Morocco
| | - Luc Demange
- Université Côte d'Azur, Institut de Chimie de Nice, ICN, UMR CNRS 7272, 28 avenue de Valrose, 06108 Nice Cedex 2, France; Département de Chimie, Université Paris Descartes, Sorbonne Paris Cité, UFR des Sciences Pharmaceutiques, 4 avenue de l'Observatoire & UFR Biomédicale des Saints Pères, 45 rue des Saints Pères, 75006 Paris, France
| | - Rachid Benhida
- Université Côte d'Azur, Institut de Chimie de Nice, ICN, UMR CNRS 7272, 28 avenue de Valrose, 06108 Nice Cedex 2, France
| | - Khalid Bougrin
- Laboratoire de Chimie des Plantes et de Synthèse Organique et Bioorganique, URAC23, Université Mohammed V, Faculté des Sciences, B.P. 1014 Rabat, Morocco.
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Tiong TJ, Liew DKL, Gondipon RC, Wong RW, Loo YL, Lok MST, Manickam S. Identification of active sonochemical zones in a triple frequency ultrasonic reactor via physical and chemical characterization techniques. ULTRASONICS SONOCHEMISTRY 2017; 35:569-576. [PMID: 27156122 DOI: 10.1016/j.ultsonch.2016.04.029] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/29/2015] [Revised: 04/18/2016] [Accepted: 04/24/2016] [Indexed: 06/05/2023]
Abstract
Coupling multiple frequencies in ultrasonic systems is one of the highly desired area of research for sonochemists, as it is known for producing synergistic effects on various ultrasonic reactions. In this study, the characteristics of a hexagonal-shaped triple frequency ultrasonic reactor with the combination frequencies of 28, 40 and 70kHz were studied. The results showed that uniform temperature increment was achieved throughout the reactor at all frequency combinations. On the other hand, sonochemiluminescence emission and degradation rate of Rhodamine B varies throughout different areas of the reactor, indicating the presence of acoustic 'hot spots' at certain areas of the reactor. Also, coupling dual and triple frequencies showed a decrease in the hydroxyl radical (OH) production, suggesting probable wave cancelling effect in the system. The results can therefore be served as a guide to optimize the usage of a triple frequency ultrasonic reactor for future applications.
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Affiliation(s)
- T Joyce Tiong
- Department of Chemical and Environmental Engineering, University of Nottingham Malaysia Campus, Jalan Broga, 43500 Semenyih, Selangor, Malaysia
| | - Derick K L Liew
- Department of Chemical and Environmental Engineering, University of Nottingham Malaysia Campus, Jalan Broga, 43500 Semenyih, Selangor, Malaysia
| | - Ramona C Gondipon
- Department of Chemical and Environmental Engineering, University of Nottingham Malaysia Campus, Jalan Broga, 43500 Semenyih, Selangor, Malaysia
| | - Ryan W Wong
- Department of Chemical and Environmental Engineering, University of Nottingham Malaysia Campus, Jalan Broga, 43500 Semenyih, Selangor, Malaysia
| | - Yuen Ling Loo
- Department of Chemical and Environmental Engineering, University of Nottingham Malaysia Campus, Jalan Broga, 43500 Semenyih, Selangor, Malaysia
| | - Matthew S T Lok
- Department of Chemical and Environmental Engineering, University of Nottingham Malaysia Campus, Jalan Broga, 43500 Semenyih, Selangor, Malaysia
| | - Sivakumar Manickam
- Department of Chemical and Environmental Engineering, University of Nottingham Malaysia Campus, Jalan Broga, 43500 Semenyih, Selangor, Malaysia.
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Tan SH, Chuah TS, Chia PW. An Improved Protocol on the Synthesis of Thiazolo[3,2-a]pyrimidine Using Ultrasonic Probe Irradiation. JOURNAL OF THE KOREAN CHEMICAL SOCIETY-DAEHAN HWAHAK HOE JEE 2016. [DOI: 10.5012/jkcs.2016.60.4.245] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
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Pusch S, Kowalczyk D, Opatz T. A Photoinduced Cobalt-Catalyzed Synthesis of Pyrroles through in Situ-Generated Acylazirines. J Org Chem 2016; 81:4170-8. [DOI: 10.1021/acs.joc.6b00511] [Citation(s) in RCA: 33] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Stefan Pusch
- Institute
of Organic Chemistry, Johannes Gutenberg University, Duesbergweg
10-14, 55128 Mainz, Germany
| | - Danuta Kowalczyk
- Institute
of Organic Chemistry, Johannes Gutenberg University, Duesbergweg
10-14, 55128 Mainz, Germany
| | - Till Opatz
- Institute
of Organic Chemistry, Johannes Gutenberg University, Duesbergweg
10-14, 55128 Mainz, Germany
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Behrouz S, Rad MNS. Simple and Highly Efficient Synthesis of 3,5-Disubstituted Isoxazoles Using Cu/Graphene/Clay Nanohybrid as a New Heterogeneous Nano Catalyst. JOURNAL OF CHEMICAL RESEARCH 2015. [DOI: 10.3184/174751915x14452715274657] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Abstract
A facile and convenient protocol for ‘click’ cycloaddition of structurally diverse alkynes with in situ generated nitrile oxides catalysed by Cu/aminoclay/reduced graphene oxide nanohybrid (Cu/AC/r-GO nanohybrid) as a highly efficient heterogeneous nano-catalyst is described. In this method, Cu/AC/r-GO nanohybrid catalyses the 1,3-dipolar cycloaddition of alkynes and nitrile oxides in the presence of NaHCO3 in H2O/THF (50:50, V/V) to afford the corresponding 3,5-disubstituted isoxazoles. The Cu/AC/r-GO nanohybrid is a low cost, non-hygroscopic, chemically and thermally stable catalyst that can be reused for many consecutive reaction runs without significant loss in its reactivity.
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Affiliation(s)
- Somayeh Behrouz
- Medicinal Chemistry Research laboratory, Department of Chemistry, Shiraz University of Technology, Shiraz 71555-313, Iran
| | - Mohammad Navid Soltani Rad
- Medicinal Chemistry Research laboratory, Department of Chemistry, Shiraz University of Technology, Shiraz 71555-313, Iran
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Tsiaka T, Zoumpoulakis P, Sinanoglou VJ, Makris C, Heropoulos GA, Calokerinos AC. Response surface methodology toward the optimization of high-energy carotenoid extraction from Aristeus antennatus shrimp. Anal Chim Acta 2015; 877:100-10. [DOI: 10.1016/j.aca.2015.03.051] [Citation(s) in RCA: 38] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/30/2015] [Accepted: 03/28/2015] [Indexed: 11/17/2022]
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Galenko AV, Khlebnikov AF, Novikov MS, Pakalnis VV, Rostovskii NV. Recent advances in isoxazole chemistry. RUSSIAN CHEMICAL REVIEWS 2015. [DOI: 10.1070/rcr4503] [Citation(s) in RCA: 66] [Impact Index Per Article: 7.3] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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Koufaki M, Fotopoulou T, Kapetanou M, Heropoulos GA, Gonos ES, Chondrogianni N. Microwave-assisted synthesis of 3,5-disubstituted isoxazoles and evaluation of their anti-ageing activity. Eur J Med Chem 2014; 83:508-15. [DOI: 10.1016/j.ejmech.2014.06.046] [Citation(s) in RCA: 25] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/28/2014] [Revised: 06/17/2014] [Accepted: 06/23/2014] [Indexed: 12/11/2022]
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