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Mottaghi Amlashi D, Mobini S, Shahedi M, Habibi Z, Bavandi H, Yousefi M. Biocatalytic synthesis of oxa(thia)diazole aryl thioethers. Sci Rep 2024; 14:19468. [PMID: 39174618 PMCID: PMC11341560 DOI: 10.1038/s41598-024-70239-3] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/17/2024] [Accepted: 08/14/2024] [Indexed: 08/24/2024] Open
Abstract
A novel approach for the synthesis of 1,3,4-oxa(thia)diazole aryl thioethers through a biocatalytic strategy has been introduced. By leveraging Myceliophthora thermophila laccase (Novozym 51003) as a catalyst, catechol undergoes oxidation to ortho-quinone, facilitating subsequent 1,4-thia-Michael addition reactions. The method offers efficiency and mild reaction conditions, demonstrating promise for sustainable synthesis pathways in organic chemistry. Using this approach, 13 new derivatives of 2,5-disubstituted-1,3,4-oxa(thia)diazole aryl thioethers, with a yield of 46-94%, were synthesized.
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Affiliation(s)
- Donya Mottaghi Amlashi
- Department of Organic Chemistry, Shahid Beheshti University, Daneshjou Boulevard, Tehran, 1983969411, Iran
| | - Sepideh Mobini
- Department of Organic Chemistry, Shahid Beheshti University, Daneshjou Boulevard, Tehran, 1983969411, Iran
| | - Mansour Shahedi
- Department of Organic Chemistry, Shahid Beheshti University, Daneshjou Boulevard, Tehran, 1983969411, Iran
| | - Zohreh Habibi
- Department of Organic Chemistry, Shahid Beheshti University, Daneshjou Boulevard, Tehran, 1983969411, Iran.
| | - Hossein Bavandi
- Department of Organic Chemistry, Shahid Beheshti University, Daneshjou Boulevard, Tehran, 1983969411, Iran
| | - Maryam Yousefi
- Avicenna Research Institute, Nanobiotechnology Research Center, ACECR, Tehran, Iran.
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2
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Jain S, Satpute SS, Jha RK, Patel MS, Kumar S. Bidentate Ligand Driven Intramolecularly Te…O Bonded Organotellurium Cations from Synthesis, Stability to Catalysis. Chemistry 2024; 30:e202303089. [PMID: 37966430 DOI: 10.1002/chem.202303089] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/16/2023] [Revised: 11/15/2023] [Accepted: 11/15/2023] [Indexed: 11/16/2023]
Abstract
A new series of unsymmetrical phenyl tellurides derived from 2-N-(quinolin-8-yl) benzamide ligand has been synthesized in a practical manner by the copper-catalyzed method by using diaryl ditelluride and Mg as a reductant at room temperature. In order to augment the Lewis acidity of these newly formed unsymmetrical monotellurides, these have been transformed into corresponding unsymmetrical 2-N-(quinolin-8-yl)benzamide tellurium cations. Subsequently, these Lewis acidic tellurium cations were used as chalcogen bonding catalysts, enabling the synthesis of various substituted 1,2-dihydroquinolines by activating ketones with anilines under mild conditions. Moreover, the synthesized 2-N-(quinolin-8-yl)benzamide phenyl tellurium cation has also catalyzed the formation of β-amino alcohols in high regioselectivity by effectively activating epoxides at room temperature. Mechanistic insight by 1 H and 19 F NMR study, electrostatic surface potential (ESP map), control reaction in which tellurium cation reacted explosively with epoxide, suggested that the enhanced Lewis acidity of tellurium center seems responsible for efficient catalytic activities under mild conditions enabling β-amino alcohols with excellent regioselectivity and 1,2-dihydroquinolines with trifluoromethyl, nitro, and pyridylsubstitution, which were difficult to access.
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Affiliation(s)
- Saket Jain
- Department of Chemistry, Indian Institute of Science Education and Research Bhopal, Bhauri By-pass Road, Bhopal, 462 066, Madhya Pradesh, India
| | - Saurabh Sandip Satpute
- Department of Chemistry, Indian Institute of Science Education and Research Bhopal, Bhauri By-pass Road, Bhopal, 462 066, Madhya Pradesh, India
| | - Raushan Kumar Jha
- Department of Chemistry, Indian Institute of Science Education and Research Bhopal, Bhauri By-pass Road, Bhopal, 462 066, Madhya Pradesh, India
| | - Mili Sanjeev Patel
- Department of Chemistry, Indian Institute of Science Education and Research Bhopal, Bhauri By-pass Road, Bhopal, 462 066, Madhya Pradesh, India
| | - Sangit Kumar
- Department of Chemistry, Indian Institute of Science Education and Research Bhopal, Bhauri By-pass Road, Bhopal, 462 066, Madhya Pradesh, India
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Neto JSS, Granja IJA, Scheide MR, Franco MS, Moraes CAO, Beatriz A, de Lima DP, Botteselle GV, Frizon TEA, Saba S, Rafique J, Braga AL. Catalyst- and metal-free C(sp 2)-H bond selenylation of (N-hetero)-arenes using diselenides and trichloroisocyanuric acid at room temperature. Sci Rep 2023; 13:14251. [PMID: 37652946 PMCID: PMC10471583 DOI: 10.1038/s41598-023-41430-9] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/05/2023] [Accepted: 08/26/2023] [Indexed: 09/02/2023] Open
Abstract
In this paper, we report an eco-friendly approach for the C(sp2)-H bond selenylation of imidazopyridines and other N-heteroarenes as well as simple arenes at ambient temperature. This new protocol consists of the reaction between (N-hetero)-arenes and the diorganyl-diselenides and trichloroisocyanuric acid (TCCA)-ethanol reagent system. In a short reaction time, the desired selenylated products were obtained regioselectively in good yields, with tolerance for a wide range of functional groups.
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Affiliation(s)
- José S S Neto
- Departamento de Química, Universidade Federal de Santa Catarina-UFSC, Florianópolis, SC, 88040-970, Brazil
- Instituto de Química, Universidade Federal de Goiás-UFG, Goiânia, GO, 74690-900, Brazil
| | - Isis J A Granja
- Instituto de Química, Universidade Federal de Goiás-UFG, Goiânia, GO, 74690-900, Brazil
| | - Marcos R Scheide
- Departamento de Química, Universidade Federal de Santa Catarina-UFSC, Florianópolis, SC, 88040-970, Brazil
| | - Marcelo S Franco
- Departamento de Química, Universidade Federal de Santa Catarina-UFSC, Florianópolis, SC, 88040-970, Brazil
| | - Cassio A O Moraes
- Instituto de Química, Universidade Federal do Mato Grosso do Sul-UFMS, Campo Grande, MS, 79074-460, Brazil
| | - Adilson Beatriz
- Instituto de Química, Universidade Federal do Mato Grosso do Sul-UFMS, Campo Grande, MS, 79074-460, Brazil
| | - Dênis P de Lima
- Instituto de Química, Universidade Federal do Mato Grosso do Sul-UFMS, Campo Grande, MS, 79074-460, Brazil
| | - Giancarlo V Botteselle
- Departamento de Química, Universidade Estadual do Centro-Oeste-UNICENTRO, Guarapuava, PR, 85819-110, Brazil
| | - Tiago E A Frizon
- Universidade Federal de Santa Catarina-UFSC, Campus Araranguá, Araranguá, SC, 88905-120, Brazil
| | - Sumbal Saba
- Instituto de Química, Universidade Federal de Goiás-UFG, Goiânia, GO, 74690-900, Brazil
| | - Jamal Rafique
- Instituto de Química, Universidade Federal de Goiás-UFG, Goiânia, GO, 74690-900, Brazil.
- Instituto de Química, Universidade Federal do Mato Grosso do Sul-UFMS, Campo Grande, MS, 79074-460, Brazil.
| | - Antonio L Braga
- Departamento de Química, Universidade Federal de Santa Catarina-UFSC, Florianópolis, SC, 88040-970, Brazil.
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Li B, Hu M, Ge J, Xu W, Wu J, Tong Y, Zhao Z, Liu X, He L. Regioselective C-H chalcogenylation and halogenation of arenes and alkenes under metal-free conditions. Org Biomol Chem 2023; 21:2910-2916. [PMID: 36942676 DOI: 10.1039/d3ob00150d] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 03/23/2023]
Abstract
The reactions of direct Csp2-H chalcogenylation and halogenation of N-arylpyrrolidone under the action of PIFA without a directing group and under metal-free conditions were reported in this paper. Diphenyl selenide/sulfur and selenium phenyl halides were used as reaction reagents to obtain chalcogenylated and halogenated N-arylpyrrolidone products, respectively. The mechanistic studies indicated that a radical pathway was likely involved in these reactions. Preliminary antitumor tests showed that these compounds have moderate to potent activities against human acute leukemia cells K562 in vitro, which may be used as lead compounds for subsequent research.
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Affiliation(s)
- Bin Li
- Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, Sichuan Engineering Laboratory for Plant-Sourced Drug and Sichuan Research Center for Drug Precision Industrial Technology, Department of Medicinal Chemistry, West China School of Pharmacy, Sichuan University, Chengdu, Sichuan, 610041, P. R. China.
| | - Mingli Hu
- Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, Sichuan Engineering Laboratory for Plant-Sourced Drug and Sichuan Research Center for Drug Precision Industrial Technology, Department of Medicinal Chemistry, West China School of Pharmacy, Sichuan University, Chengdu, Sichuan, 610041, P. R. China.
| | - Jun Ge
- Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, Sichuan Engineering Laboratory for Plant-Sourced Drug and Sichuan Research Center for Drug Precision Industrial Technology, Department of Medicinal Chemistry, West China School of Pharmacy, Sichuan University, Chengdu, Sichuan, 610041, P. R. China.
| | - Wei Xu
- Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, Sichuan Engineering Laboratory for Plant-Sourced Drug and Sichuan Research Center for Drug Precision Industrial Technology, Department of Medicinal Chemistry, West China School of Pharmacy, Sichuan University, Chengdu, Sichuan, 610041, P. R. China.
| | - Jinghan Wu
- Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, Sichuan Engineering Laboratory for Plant-Sourced Drug and Sichuan Research Center for Drug Precision Industrial Technology, Department of Medicinal Chemistry, West China School of Pharmacy, Sichuan University, Chengdu, Sichuan, 610041, P. R. China.
| | - Yao Tong
- Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, Sichuan Engineering Laboratory for Plant-Sourced Drug and Sichuan Research Center for Drug Precision Industrial Technology, Department of Medicinal Chemistry, West China School of Pharmacy, Sichuan University, Chengdu, Sichuan, 610041, P. R. China.
| | - Zhengyi Zhao
- Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, Sichuan Engineering Laboratory for Plant-Sourced Drug and Sichuan Research Center for Drug Precision Industrial Technology, Department of Medicinal Chemistry, West China School of Pharmacy, Sichuan University, Chengdu, Sichuan, 610041, P. R. China.
| | - Xiuxiu Liu
- Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, Sichuan Engineering Laboratory for Plant-Sourced Drug and Sichuan Research Center for Drug Precision Industrial Technology, Department of Medicinal Chemistry, West China School of Pharmacy, Sichuan University, Chengdu, Sichuan, 610041, P. R. China.
| | - Ling He
- Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, Sichuan Engineering Laboratory for Plant-Sourced Drug and Sichuan Research Center for Drug Precision Industrial Technology, Department of Medicinal Chemistry, West China School of Pharmacy, Sichuan University, Chengdu, Sichuan, 610041, P. R. China.
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5
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Saroha M, Sindhu J, Kumar S, Bhasin KK, Khurana JM, Varma RS, Tomar D. Transition Metal‐Free Sulfenylation of C−H Bonds for C−S Bond Formation in Recent Years: Mechanistic Approach and Promising Future. ChemistrySelect 2021. [DOI: 10.1002/slct.202102042] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/23/2023]
Affiliation(s)
- Mohit Saroha
- Department of Chemistry University of Delhi Delhi 110007 India
| | - Jayant Sindhu
- Department of Chemistry, COBS&H, CCSHAU Hisar Haryana 125004 India
| | - Sudhir Kumar
- Department of Chemistry, COBS&H, CCSHAU Hisar Haryana 125004 India
| | - Kuldip K. Bhasin
- Department of Chemistry & Centre of Advanced Studies in Chemistry Panjab University Chandigarh 160014 India
| | | | - Rajender S. Varma
- Regional Centre of Advanced Technologies and Materials Palacký University in Olomouc Šlechtitelů 27 783 71 Olomouc Czech Republic
| | - Deepak Tomar
- Department of Chemistry R. K. P. G. College Shamli Uttar Pradesh 247776 India
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6
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Sonawane AD, Sonawane RA, Ninomiya M, Koketsu M. Diorganyl diselenides: a powerful tool for the construction of selenium containing scaffolds. Dalton Trans 2021; 50:12764-12790. [PMID: 34581339 DOI: 10.1039/d1dt01982a] [Citation(s) in RCA: 17] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Abstract
Organoselenium compounds find versatile applications in organic synthesis, materials synthesis, and ligand chemistry. Organoselenium heterocycles are widely studied agents with diverse applications in various biological processes. This review highlights the recent progress in the synthesis of selenium heterocycles using diorganyl diselenides with keen attention on green synthetic approaches, scopes, C-H selanylation, the mechanisms of different reactions and insights into the formation of metal complexes. The C-H selanylation using diorganyl diselenides with different catalysts, bases, transition metals, iodine salts, NIS, hypervalent iodine, and other reagents is summarised. Finally, the diverse binding modes of bis(2/4-pyridyl)diselenide with different metal complexes are also summarised.
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Affiliation(s)
- Amol D Sonawane
- Department of Chemistry and Biomolecular Science, Faculty of Engineering, Gifu University, 1-1 Yanagido, Gifu 501-1193, Japan.
| | - Rohini A Sonawane
- Department of Chemistry and Biomolecular Science, Faculty of Engineering, Gifu University, 1-1 Yanagido, Gifu 501-1193, Japan.
| | - Masayuki Ninomiya
- Department of Chemistry and Biomolecular Science, Faculty of Engineering, Gifu University, 1-1 Yanagido, Gifu 501-1193, Japan.
| | - Mamoru Koketsu
- Department of Chemistry and Biomolecular Science, Faculty of Engineering, Gifu University, 1-1 Yanagido, Gifu 501-1193, Japan.
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7
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Franco MS, Saba S, Rafique J, Braga AL. KIO
4
‐mediated Selective Hydroxymethylation/Methylenation of Imidazo‐Heteroarenes: A Greener Approach. Angew Chem Int Ed Engl 2021. [DOI: 10.1002/ange.202104503] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Affiliation(s)
- Marcelo Straesser Franco
- Departamento de Química Universidade Federal de Santa Catarina—UFSC Florianópolis 88040-900 SC-Brazil
| | - Sumbal Saba
- Instituto de Química Universidade Federal de Goiás—UFG Goiânia 74690-900 GO-Brazil
| | - Jamal Rafique
- Instituto de Química, Universidade Federal do Mato Grosso do Sul—UFMS Campo Grande 79074-460 MS-Brazil
| | - Antonio Luiz Braga
- Departamento de Química Universidade Federal de Santa Catarina—UFSC Florianópolis 88040-900 SC-Brazil
- Department of Chemical Sciences Faculty of Science University of Johannesburg Doornfontein 2028 South Africa
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8
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Botteselle GV, Elias WC, Bettanin L, Canto RFS, Salin DNO, Barbosa FAR, Saba S, Gallardo H, Ciancaleoni G, Domingos JB, Rafique J, Braga AL. Catalytic Antioxidant Activity of Bis-Aniline-Derived Diselenides as GPx Mimics. Molecules 2021; 26:molecules26154446. [PMID: 34361597 PMCID: PMC8347129 DOI: 10.3390/molecules26154446] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/23/2021] [Revised: 07/14/2021] [Accepted: 07/20/2021] [Indexed: 12/02/2022] Open
Abstract
Herein, we describe a simple and efficient route to access aniline-derived diselenides and evaluate their antioxidant/GPx-mimetic properties. The diselenides were obtained in good yields via ipso-substitution/reduction from the readily available 2-nitroaromatic halides (Cl, Br, I). These diselenides present GPx-mimetic properties, showing better antioxidant activity than the standard GPx-mimetic compounds, ebselen and diphenyl diselenide. DFT analysis demonstrated that the electronic properties of the substituents determine the charge delocalization and the partial charge on selenium, which correlate with the catalytic performances. The amino group concurs in the stabilization of the selenolate intermediate through a hydrogen bond with the selenium.
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Affiliation(s)
- Giancarlo V. Botteselle
- Departamento de Química, Universidade Estadual do Centro-Oeste (UNICENTRO), Guarapuava 85040-167, PR, Brazil
- Correspondence: (G.V.B.); (J.R.); (A.L.B.)
| | - Welman C. Elias
- Departamento de Química, Universidade Federal de Santa Catarina (UFSC), Florianópolis 88040-970, SC, Brazil; (W.C.E.); (L.B.); (D.N.O.S.); (F.A.R.B.); (H.G.); (J.B.D.)
| | - Luana Bettanin
- Departamento de Química, Universidade Federal de Santa Catarina (UFSC), Florianópolis 88040-970, SC, Brazil; (W.C.E.); (L.B.); (D.N.O.S.); (F.A.R.B.); (H.G.); (J.B.D.)
| | - Rômulo F. S. Canto
- Programa de Pós-Graduação em Ciências da Saúde, Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Porto Alegre 90050-170, RS, Brazil;
| | - Drielly N. O. Salin
- Departamento de Química, Universidade Federal de Santa Catarina (UFSC), Florianópolis 88040-970, SC, Brazil; (W.C.E.); (L.B.); (D.N.O.S.); (F.A.R.B.); (H.G.); (J.B.D.)
| | - Flavio A. R. Barbosa
- Departamento de Química, Universidade Federal de Santa Catarina (UFSC), Florianópolis 88040-970, SC, Brazil; (W.C.E.); (L.B.); (D.N.O.S.); (F.A.R.B.); (H.G.); (J.B.D.)
| | - Sumbal Saba
- Instituto de Química—IQ, Universidade Federal de Goiás—(UFG), Goiânia 74690-900, GO, Brazil;
| | - Hugo Gallardo
- Departamento de Química, Universidade Federal de Santa Catarina (UFSC), Florianópolis 88040-970, SC, Brazil; (W.C.E.); (L.B.); (D.N.O.S.); (F.A.R.B.); (H.G.); (J.B.D.)
| | - Gianluca Ciancaleoni
- Department of Chemistry and Industrial Chemistry, University of Pisa, Via G. Moruzzi 13, I-56124 Pisa, Italy;
| | - Josiel B. Domingos
- Departamento de Química, Universidade Federal de Santa Catarina (UFSC), Florianópolis 88040-970, SC, Brazil; (W.C.E.); (L.B.); (D.N.O.S.); (F.A.R.B.); (H.G.); (J.B.D.)
| | - Jamal Rafique
- Instituto de Química—INQUI, Universidade Federal do Mato Grosso do Sul (UFMS), Campo Grande 79074-460, MS, Brazil
- Correspondence: (G.V.B.); (J.R.); (A.L.B.)
| | - Antonio L. Braga
- Departamento de Química, Universidade Federal de Santa Catarina (UFSC), Florianópolis 88040-970, SC, Brazil; (W.C.E.); (L.B.); (D.N.O.S.); (F.A.R.B.); (H.G.); (J.B.D.)
- Department of Chemical Sciences, Faculty of Science, University of Johannesburg, Doornfontein 2028, South Africa
- Correspondence: (G.V.B.); (J.R.); (A.L.B.)
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9
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Franco MS, Saba S, Rafique J, Braga AL. KIO 4 -mediated Selective Hydroxymethylation/Methylenation of Imidazo-Heteroarenes: A Greener Approach. Angew Chem Int Ed Engl 2021; 60:18454-18460. [PMID: 34097781 DOI: 10.1002/anie.202104503] [Citation(s) in RCA: 19] [Impact Index Per Article: 6.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/31/2021] [Revised: 05/14/2021] [Indexed: 02/06/2023]
Abstract
Herein, we report a KIO4 -mediated, sustainable and chemoselective approach for the one-pot C(sp2 )-H bond hydroxymethylation or methylenation of imidazo-heteroarenes with formaldehyde, generated in situ via the oxidative cleavage of ethylene glycol or glycerol (renewable reagents) through the Malaprade reaction. In the presence of ethylene glycol, a series of 3-hydroxymethyl-imidazo-heteroarenes was obtained in good to excellent yields. These compounds are important intermediates to access pharmaceutical drugs, e.g., Zolpidem. Furthermore, by using glycerol, bis(imidazo[1,2-a]pyridin-3-yl)methane derivatives were selectively obtained in good to excellent yields.
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Affiliation(s)
- Marcelo Straesser Franco
- Departamento de Química, Universidade Federal de Santa Catarina-UFSC, Florianópolis, 88040-900, SC-Brazil
| | - Sumbal Saba
- Instituto de Química, Universidade Federal de Goiás-UFG, Goiânia, 74690-900, GO-Brazil
| | - Jamal Rafique
- Instituto de Química, Universidade, Federal do Mato Grosso do Sul-UFMS, Campo Grande, 79074-460, MS-Brazil
| | - Antonio Luiz Braga
- Departamento de Química, Universidade Federal de Santa Catarina-UFSC, Florianópolis, 88040-900, SC-Brazil.,Department of Chemical Sciences, Faculty of Science, University of Johannesburg, Doornfontein, 2028, South Africa
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10
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Kundu D. Synthetic strategies for aryl/heterocyclic selenides and tellurides under transition-metal-catalyst free conditions. RSC Adv 2021; 11:6682-6698. [PMID: 35423206 PMCID: PMC8694912 DOI: 10.1039/d0ra10629a] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/18/2020] [Accepted: 01/29/2021] [Indexed: 02/03/2023] Open
Abstract
Aryl and heteroaryl selenides and tellurides are found to have broad applications in the diverse fields such as medicine, biology, materials science, pharmaceutical etc. and thus their synthesis remains a challenging field for synthetic chemists in last decade. Although a large no of methodologies have been developed based on metal catalyzed C-Se/Te coupling, a large number of researches has been focused on developing metal catalyst free protocols due to their sustainability in recent times. This review covers all the recent developments in last decade on their synthesis under metal catalyst free conditions by using different sustainable techniques e.g. greener reagents and solvents, ball milling, visible light photocatalysis, microwave, ultrasound etc.
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Affiliation(s)
- Debasish Kundu
- Department of Chemistry, Government General Degree College at Mangalkote (Affiliated to The University of Burdwan) Khudrun, Purba Bardhaman 713143 India
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11
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Scheide MR, Peterle MM, Saba S, Neto JSS, Lenz GF, Cezar RD, Felix JF, Botteselle GV, Schneider R, Rafique J, Braga AL. Borophosphate glass as an active media for CuO nanoparticle growth: an efficient catalyst for selenylation of oxadiazoles and application in redox reactions. Sci Rep 2020; 10:15233. [PMID: 32943698 PMCID: PMC7498614 DOI: 10.1038/s41598-020-72129-w] [Citation(s) in RCA: 16] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/17/2020] [Accepted: 08/24/2020] [Indexed: 12/16/2022] Open
Abstract
Herein, we report the preparation of CuO@ borophosphate nanoparticles (CuOnano@glass) and their wide catalytic applications. The glass annealing, under a controlled atmosphere, enables the growth of copper nanoparticles on the glass surface (not within) by an uncommon bottom-up process. Following the thermal annealing of metallic nanoparticles under air atmosphere, supported copper oxide nanoparticles CuONPs on the glass surface can be obtained. The approach enables the glass matrix to be explored as a precursor and a route for the synthesis of supported copper-based nanoparticles in a solvent-free process without immobilization steps or stabilizing agents. In order to demonstrate the wide synthetic utility of this CuONPs glass-based catalyst, one-pot three-component domino reactions were performed under an air atmosphere, affording the desired selenylated oxadiazoles in good to excellent yields. We also extended the application of these new materials as a glass-based catalyst in the phenol hydroxylation and the reduction of 4-nitrophenol.
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Affiliation(s)
- Marcos R Scheide
- Departamento de Química, Universidade Federal de Santa Cararina - UFSC, Florianópolis, SC, 88040-900, Brazil
| | - Marcos M Peterle
- Departamento de Química, Universidade Federal de Santa Cararina - UFSC, Florianópolis, SC, 88040-900, Brazil
| | - Sumbal Saba
- Centro de Ciências Naturais e Humanas-CCNH, Universidade Federal do ABC, Santo André, SP, 09210-580, Brazil
| | - José S S Neto
- Centro de Ciências Naturais e Humanas-CCNH, Universidade Federal do ABC, Santo André, SP, 09210-580, Brazil
| | - Guilherme F Lenz
- Departamento de Engenharias e Exatas, Universidade Federal do Paraná - UFPR, Palotina, PR, 85950-000, Brazil
| | - Rosane Dias Cezar
- Instituto de Química, Universidade Federal do Mato Grosso do Sul - UFMS, Campo Grande, MS, 79074-460, Brazil
| | - Jorlandio F Felix
- Instituto de Física, Núcleo de Física Aplicada, Universidade de Brasília - UNB, Brasília, DF, 70910-900, Brazil
| | - Giancarlo V Botteselle
- Centro de Engenharias e Ciências Exatas (CECE), Universidade Estadual do Oeste do Paraná - UNIOESTE, Toledo, PR, 85903-000, Brazil
| | - Ricardo Schneider
- Group of Polymers and Nanostructures, Universidade Tecnológica Federal do Paraná - UTFPR, Toledo, PR, 85902-490, Brazil.
| | - Jamal Rafique
- Instituto de Química, Universidade Federal do Mato Grosso do Sul - UFMS, Campo Grande, MS, 79074-460, Brazil.
| | - Antonio L Braga
- Departamento de Química, Universidade Federal de Santa Cararina - UFSC, Florianópolis, SC, 88040-900, Brazil.
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12
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Rafique J, Farias G, Saba S, Zapp E, Bellettini IC, Momoli Salla CA, Bechtold IH, Scheide MR, Santos Neto JS, Monteiro de Souza Junior D, de Campos Braga H, Ribeiro LFB, Gastaldon F, Pich CT, Frizon TEA. Selenylated-oxadiazoles as promising DNA intercalators: Synthesis, electronic structure, DNA interaction and cleavage. DYES AND PIGMENTS : AN INTERNATIONAL JOURNAL 2020; 180:108519. [PMID: 32382200 PMCID: PMC7204724 DOI: 10.1016/j.dyepig.2020.108519] [Citation(s) in RCA: 17] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/11/2020] [Revised: 05/04/2020] [Accepted: 05/04/2020] [Indexed: 05/09/2023]
Abstract
A series of selenylated-oxadiazoles were prepared and their interaction with DNA was investigated. The photophysical studies showed that all the selenylated compounds presented absorption between 270 and 329 nm, assigned to combined n→π* and π→π* transitions, and an intense blue emission (325-380 nm) with quantum yield in the range of Φ F = 0.1-0.4. DFT and TD-DFT calculations were also performed to study the likely geometry and the excited state of these compounds. Electrochemical studies revealed the ionization potential energies (-5.13 to -6.01 eV) and electron affinity energies (-2.25 to -2.83 eV), depending directly on the electronic effect (electron-donating or electron-withdrawing) of the substituent attached to the product. Finally, the UV-Vis DNA interaction experiments indicated that the compounds can interact with the DNA molecule due to intercalation, except for 3g (which interacted via electrostatic interaction). Plasmid cleavage assay presented positive results only for 3f that presented the strongest interaction results. These results made the tested selenylated-oxadiazoles as suitable structures for the development of drugs and the design of structurally-related therapeutics.
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Affiliation(s)
- Jamal Rafique
- Institute of Chemistry, Federal University of Mato Grosso do Sul, Campo Grande, MS, Brazil
- Corresponding author.;
| | - Giliandro Farias
- Chemistry Department, Federal University of Santa Catarina, Florianópolis, SC, Brazil
| | - Sumbal Saba
- Center for Natural and Human Sciences-CCNH, Federal University of ABC, Santo André, SP, Brazil
- Corresponding author.;
| | - Eduardo Zapp
- Department of Exact Sciences and Education, Federal University of Santa Catarina, Blumenau, SC, Brazil
| | | | | | | | | | | | | | - Hugo de Campos Braga
- Institute of Science and Technology, Federal University of São Paulo, São José dos Campos, SP, Brazil
| | | | - Francine Gastaldon
- Department of Energy and Sustainability, Federal University of Santa Catarina, Araranguá, SC, Brazil
| | - Claus Tröger Pich
- Department of Energy and Sustainability, Federal University of Santa Catarina, Araranguá, SC, Brazil
| | - Tiago Elias Allievi Frizon
- Department of Energy and Sustainability, Federal University of Santa Catarina, Araranguá, SC, Brazil
- Corresponding author.
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13
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Upadhyay A, Batabyal M, Kanika, Kumar S. Organoseleniums: Generated and Exploited in Oxidative Reactions. CHEM LETT 2020. [DOI: 10.1246/cl.200015] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Affiliation(s)
- Aditya Upadhyay
- Department of Chemistry, Indian Institute of Science Education and Research (IISER) Bhopal, Bhopal By-pass Road, Bhauri, Bhopal 462066, Madhya Pradesh India
| | - Monojit Batabyal
- Department of Chemistry, Indian Institute of Science Education and Research (IISER) Bhopal, Bhopal By-pass Road, Bhauri, Bhopal 462066, Madhya Pradesh India
| | - Kanika
- Department of Chemistry, Indian Institute of Science Education and Research (IISER) Bhopal, Bhopal By-pass Road, Bhauri, Bhopal 462066, Madhya Pradesh India
| | - Sangit Kumar
- Department of Chemistry, Indian Institute of Science Education and Research (IISER) Bhopal, Bhopal By-pass Road, Bhauri, Bhopal 462066, Madhya Pradesh India
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14
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Rampon DS, Luz EQ, Lima DB, Balaguez RA, Schneider PH, Alves D. Transition metal catalysed direct selanylation of arenes and heteroarenes. Dalton Trans 2019; 48:9851-9905. [PMID: 31120472 DOI: 10.1039/c9dt00473d] [Citation(s) in RCA: 24] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Transition metal catalysed C-H functionalization has reached an exciting level of sophistication, and, today, it represents a paradigm shift from the standard logic of synthetic chemistry. The direct conversion of C-H bonds into C-heteroatoms remains, however, a critical challenge. Nowadays, there is a great demand in general synthetic chemistry in, for example, the materials science for the development of straightforward C-Se bond formation, in order to fulfil the practical requirements. In this sense, this review summarizes recent outstanding advances in the C-Se bond formation through transition metal-catalysed direct selanylation, providing new insights into their mechanistic aspects and disclosing effective synthetic routes with high atom economy. In addition, this review intends to show the growing opportunities to construct complex chemical scaffolds containing selenium atoms.
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Affiliation(s)
- Daniel S Rampon
- Laboratório de Polímeros e Catálise - LAPOCA - Universidade Federal do Paraná, P.O. Box 19032, 81531-980, Curitiba-PR, Brazil.
| | - Eduardo Q Luz
- Laboratório de Polímeros e Catálise - LAPOCA - Universidade Federal do Paraná, P.O. Box 19032, 81531-980, Curitiba-PR, Brazil.
| | - David B Lima
- Laboratório de Polímeros e Catálise - LAPOCA - Universidade Federal do Paraná, P.O. Box 19032, 81531-980, Curitiba-PR, Brazil.
| | - Renata A Balaguez
- Laboratório de Síntese Orgânica Limpa, LASOL, CCQFA, Universidade Federal de Pelotas, UFPel, P.O. Box 354, 96010-900, Pelotas, RS, Brazil.
| | - Paulo Henrique Schneider
- Instituto de Química, Universidade Federal do Rio Grande do Sul (UFRGS), PO Box 15003, 91501-970 Porto Alegre, RS, Brazil
| | - Diego Alves
- Laboratório de Síntese Orgânica Limpa, LASOL, CCQFA, Universidade Federal de Pelotas, UFPel, P.O. Box 354, 96010-900, Pelotas, RS, Brazil.
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15
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Peterle MM, Scheide MR, Silva LT, Saba S, Rafique J, Braga AL. Copper‐Catalyzed Three‐Component Reaction of Oxadiazoles, Elemental Se/S and Aryl Iodides: Synthesis of Chalcogenyl (Se/S)‐Oxadiazoles. ChemistrySelect 2018. [DOI: 10.1002/slct.201801213] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Affiliation(s)
- Marcos M. Peterle
- LabselenDepartamento de QuímicaUniversidade Federal de Santa Catarina, Florianopolis 88040-900 SC-Brazil
| | - Marcos R. Scheide
- LabselenDepartamento de QuímicaUniversidade Federal de Santa Catarina, Florianopolis 88040-900 SC-Brazil
| | - Lais T. Silva
- LabselenDepartamento de QuímicaUniversidade Federal de Santa Catarina, Florianopolis 88040-900 SC-Brazil
| | - Sumbal Saba
- LabselenDepartamento de QuímicaUniversidade Federal de Santa Catarina, Florianopolis 88040-900 SC-Brazil
| | - Jamal Rafique
- LabselenDepartamento de QuímicaUniversidade Federal de Santa Catarina, Florianopolis 88040-900 SC-Brazil
- Instituto de QuímicaUniversidade Federal do Mato Grosso do Sul, Campo Grande 79074-460 MS-Brazil
| | - Antonio L. Braga
- LabselenDepartamento de QuímicaUniversidade Federal de Santa Catarina, Florianopolis 88040-900 SC-Brazil
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16
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17
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Iwasaki M, Nishihara Y. Direct Thiolation and Selenation of Aryl C-H Bonds Catalyzed by Palladium or Nickel. J SYN ORG CHEM JPN 2018. [DOI: 10.5059/yukigoseikyokaishi.76.11] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
Affiliation(s)
- Masayuki Iwasaki
- Research Institute for Interdisciplinary Science, Okayama University
| | - Yasushi Nishihara
- Research Institute for Interdisciplinary Science, Okayama University
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18
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Saba S, Rafique J, Franco MS, Schneider AR, Espíndola L, Silva DO, Braga AL. Rose Bengal catalysed photo-induced selenylation of indoles, imidazoles and arenes: a metal free approach. Org Biomol Chem 2018; 16:880-885. [DOI: 10.1039/c7ob03177g] [Citation(s) in RCA: 79] [Impact Index Per Article: 13.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
A photo-induced, metal-free strategy was used for the direct C(sp2)–H bond selenylation of indoles, imidazoles and arenes using Rose Bengal as a photocatalyst.
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Affiliation(s)
- Sumbal Saba
- Departamento de Química
- Universidade Federal de Santa Catarina
- Florianópolis
- Brazil
| | - Jamal Rafique
- Departamento de Química
- Universidade Federal de Santa Catarina
- Florianópolis
- Brazil
| | - Marcelo S. Franco
- Departamento de Química
- Universidade Federal de Santa Catarina
- Florianópolis
- Brazil
| | - Alex R. Schneider
- Departamento de Química
- Universidade Federal de Santa Catarina
- Florianópolis
- Brazil
| | - Leandro Espíndola
- Departamento de Química
- Universidade Federal de Santa Catarina
- Florianópolis
- Brazil
| | - Dagoberto O. Silva
- Departamento de Química
- Universidade Federal de Santa Catarina
- Florianópolis
- Brazil
| | - Antonio L. Braga
- Departamento de Química
- Universidade Federal de Santa Catarina
- Florianópolis
- Brazil
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19
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Bettanin L, Saba S, Galetto FZ, Mike GA, Rafique J, Braga AL. Solvent- and metal-free selective oxidation of thiols to disulfides using I2/DMSO catalytic system. Tetrahedron Lett 2017. [DOI: 10.1016/j.tetlet.2017.11.009] [Citation(s) in RCA: 36] [Impact Index Per Article: 5.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
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20
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Singh BK, Bairy G, Jana R. A General Copper/Manganese Cocatalyzed C-H Selenation of Arenes, Heteroarenes, and Alkenes under Air. ChemistrySelect 2017. [DOI: 10.1002/slct.201701758] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Affiliation(s)
- Bijaya Kumar Singh
- Organic and Medicinal Chemistry Division; CSIR-Indian Institute of Chemical Biology; 4 Raja S. C. Mullick Road, Jadavpur Kolkata- 700032, West Bengal India
- Academy of Scientific and Innovative Research (AcSIR); Kolkata- 700032, West Bengal India
| | - Gurupada Bairy
- Organic and Medicinal Chemistry Division; CSIR-Indian Institute of Chemical Biology; 4 Raja S. C. Mullick Road, Jadavpur Kolkata- 700032, West Bengal India
- Academy of Scientific and Innovative Research (AcSIR); Kolkata- 700032, West Bengal India
| | - Ranjan Jana
- Organic and Medicinal Chemistry Division; CSIR-Indian Institute of Chemical Biology; 4 Raja S. C. Mullick Road, Jadavpur Kolkata- 700032, West Bengal India
- Academy of Scientific and Innovative Research (AcSIR); Kolkata- 700032, West Bengal India
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21
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Silva LT, Azeredo JB, Saba S, Rafique J, Bortoluzzi AJ, Braga AL. Solvent- and Metal-Free Chalcogenation of Bicyclic Arenes Using I2/DMSO as Non-Metallic Catalytic System. European J Org Chem 2017. [DOI: 10.1002/ejoc.201700744] [Citation(s) in RCA: 45] [Impact Index Per Article: 6.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
Affiliation(s)
- Lais T. Silva
- Departamento de Química; Universidade Federal de Santa Catarina; 88040-900 Florianópolis Brazil
| | - Juliano B. Azeredo
- Departamento de Farmácia; Universidade Federal do Pampa; 97500-970 Uruguaiana Brazil
| | - Sumbal Saba
- Departamento de Química; Universidade Federal de Santa Catarina; 88040-900 Florianópolis Brazil
- Department of chemistry; Shaheed Benazir Bhutto Women University; 25000 Peshawar KPK Pakistan
| | - Jamal Rafique
- Departamento de Química; Universidade Federal de Santa Catarina; 88040-900 Florianópolis Brazil
| | - Adailton J. Bortoluzzi
- Departamento de Química; Universidade Federal de Santa Catarina; 88040-900 Florianópolis Brazil
| | - Antonio L. Braga
- Departamento de Química; Universidade Federal de Santa Catarina; 88040-900 Florianópolis Brazil
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22
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Saba S, Botteselle GV, Godoi M, Frizon TEA, Galetto FZ, Rafique J, Braga AL. Copper-Catalyzed Synthesis of Unsymmetrical Diorganyl Chalcogenides (Te/Se/S) from Boronic Acids under Solvent-Free Conditions. Molecules 2017; 22:E1367. [PMID: 28820487 PMCID: PMC6152410 DOI: 10.3390/molecules22081367] [Citation(s) in RCA: 39] [Impact Index Per Article: 5.6] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/04/2017] [Revised: 08/16/2017] [Accepted: 08/16/2017] [Indexed: 02/07/2023] Open
Abstract
The efficient and mild copper-catalyzed synthesis of unsymmetrical diorganyl chalcogenides under ligand- and solvent-free conditions is described. The cross-coupling reaction was performed using aryl boric acids and 0.5 equiv. of diorganyl dichalcogenides (Te/Se/S) in the presence of 3 mol % of CuI and 3 equiv. of DMSO, under microwave irradiation. This new protocol allowed the preparation of several unsymmetrical diorganyl chalcogenides in good to excellent yields.
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Affiliation(s)
- Sumbal Saba
- Departamento de Química, Universidade Federal de Santa Catarina (UFSC), Florianopolis SC 88040-900, Brazil.
- Department of Chemistry, Shaheed Benazir Bhutto Women University, Peshawar 25000, Pakistan.
| | - Giancarlo Vaccari Botteselle
- Laboratório de Pesquisa Química, CECE, Universidade Estadual do Oeste do Paraná UNIOESTE, Toledo PR 85819-110, Brazil.
| | - Marcelo Godoi
- Escola de Química e Alimentos, Campus Santo Antônio da Patrulha, Universidade Federal do Rio Grande, Santo Antônio da Patrulha RS 96201-900, Brazil.
| | | | - Fábio Zazyki Galetto
- Departamento de Química, Universidade Federal de Santa Catarina (UFSC), Florianopolis SC 88040-900, Brazil.
| | - Jamal Rafique
- Departamento de Química, Universidade Federal de Santa Catarina (UFSC), Florianopolis SC 88040-900, Brazil.
| | - Antonio L Braga
- Departamento de Química, Universidade Federal de Santa Catarina (UFSC), Florianopolis SC 88040-900, Brazil.
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23
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Rafique J, Saba S, Schneider AR, Franco MS, Silva SM, Braga AL. Metal- and Solvent-Free Approach to Access 3-Se/S-Chromones from the Cyclization of Enaminones in the Presence of Dichalcogenides Catalyzed by KIO 3. ACS OMEGA 2017; 2:2280-2290. [PMID: 31457578 PMCID: PMC6641037 DOI: 10.1021/acsomega.7b00445] [Citation(s) in RCA: 43] [Impact Index Per Article: 6.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/12/2017] [Accepted: 05/11/2017] [Indexed: 05/31/2023]
Abstract
Herein, we describe a greener protocol for the one-pot synthesis of 3-Se/S-4H-chromen-4-ones. The desired products were obtained in good to excellent yields using 2-hydroxyphenyl enaminones and half equivalents of various odorless diorganyl dichalcogenides (S/Se) in the presence of glycerol (5 molar equiv) and KIO3 (15 mol %) as the catalyst under solvent-free conditions.
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Affiliation(s)
- Jamal Rafique
- Departamento
de Química, Universidade Federal
de Santa Catarina, Florianópolis 88040-900, Santa Catarina, Brazil
| | - Sumbal Saba
- Departamento
de Química, Universidade Federal
de Santa Catarina, Florianópolis 88040-900, Santa Catarina, Brazil
- Department
of Chemistry, Shaheed Benazir Bhutto Women
University, Peshawar 25000, Khyber Pakhtunkhwa, Pakistan
| | - Alex R. Schneider
- Departamento
de Química, Universidade Federal
de Santa Catarina, Florianópolis 88040-900, Santa Catarina, Brazil
| | - Marcelo S. Franco
- Departamento
de Química, Universidade Federal
de Santa Catarina, Florianópolis 88040-900, Santa Catarina, Brazil
| | - Symara M. Silva
- Departamento
de Química, Universidade Federal
de Santa Catarina, Florianópolis 88040-900, Santa Catarina, Brazil
| | - Antonio L. Braga
- Departamento
de Química, Universidade Federal
de Santa Catarina, Florianópolis 88040-900, Santa Catarina, Brazil
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24
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Barbosa FA, Canto RF, Saba S, Rafique J, Braga AL. Synthesis and evaluation of dihydropyrimidinone-derived selenoesters as multi-targeted directed compounds against Alzheimer’s disease. Bioorg Med Chem 2016; 24:5762-5770. [DOI: 10.1016/j.bmc.2016.09.031] [Citation(s) in RCA: 51] [Impact Index Per Article: 6.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/29/2016] [Revised: 09/09/2016] [Accepted: 09/12/2016] [Indexed: 11/29/2022]
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25
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Rafique J, Saba S, Rosário AR, Braga AL. Regioselective, Solvent- and Metal-Free Chalcogenation of Imidazo[1,2-a
]pyridines by Employing I2
/DMSO as the Catalytic Oxidation System. Chemistry 2016; 22:11854-62. [DOI: 10.1002/chem.201600800] [Citation(s) in RCA: 131] [Impact Index Per Article: 16.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/19/2016] [Indexed: 12/19/2022]
Affiliation(s)
- Jamal Rafique
- Departamento de Química; Universidade Federal de Santa Catarina; Florianopolis 88040-900 Brazil
| | - Sumbal Saba
- Departamento de Química; Universidade Federal de Santa Catarina; Florianopolis 88040-900 Brazil
| | - Alisson R. Rosário
- Departamento de Química; Universidade Federal de Santa Catarina; Florianopolis 88040-900 Brazil
| | - Antonio L. Braga
- Departamento de Química; Universidade Federal de Santa Catarina; Florianopolis 88040-900 Brazil
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26
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Mandal A, Sahoo H, Baidya M. Copper-Catalyzed 8-Aminoquinoline-Directed Selenylation of Arene and Heteroarene C–H Bonds. Org Lett 2016; 18:3202-5. [DOI: 10.1021/acs.orglett.6b01420] [Citation(s) in RCA: 78] [Impact Index Per Article: 9.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Anup Mandal
- Department of Chemistry, Indian Institute of Technology Madras, Chennai 600 036, Tamil Nadu, India
| | - Harekrishna Sahoo
- Department of Chemistry, Indian Institute of Technology Madras, Chennai 600 036, Tamil Nadu, India
| | - Mahiuddin Baidya
- Department of Chemistry, Indian Institute of Technology Madras, Chennai 600 036, Tamil Nadu, India
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27
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Iwasaki M, Nishihara Y. Palladium-catalysed direct thiolation and selenation of aryl C–H bonds assisted by directing groups. Dalton Trans 2016; 45:15278-15284. [DOI: 10.1039/c6dt02167k] [Citation(s) in RCA: 44] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/20/2023]
Abstract
Recent advances on transition-metal-catalyzed direct chalcogenation of C–H bonds with disulfides and diselenides are summarized.
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Affiliation(s)
- Masayuki Iwasaki
- Research Institute for Interdisciplinary Science
- Okayama University
- Okayama 700-8530
- Japan
| | - Yasushi Nishihara
- Research Institute for Interdisciplinary Science
- Okayama University
- Okayama 700-8530
- Japan
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28
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Kumar S, Kadu R, Kumar S. Regioselective transition metal- and halogen-free direct dithiolation at C(sp3)–H of nitrotoluenes with diaryl disulfides. Org Biomol Chem 2016; 14:9210-9214. [DOI: 10.1039/c6ob01856d] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Here we describe a potassium tert-butoxide-mediated regioselective direct C–S bond formation at the C(sp3)–H position of nitrotoluenes with disulfides in DMSO at room temperature. The developed reaction generated various dithioacetals in good yields. Further, synthesized dithioacetals were transformed into 4-nitrobenzaldehyde and 7-(bis(phenylthio)methyl)-1H-indole.
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Affiliation(s)
- Shailesh Kumar
- Department of Chemistry
- Indian Institute of Science Education and Research Bhopal
- Bhauri
- India
| | - Rahul Kadu
- Department of Chemistry
- Indian Institute of Science Education and Research Bhopal
- Bhauri
- India
| | - Sangit Kumar
- Department of Chemistry
- Indian Institute of Science Education and Research Bhopal
- Bhauri
- India
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29
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Saba S, Rafique J, Braga AL. DMSO/iodine-catalyzed oxidative C–Se/C–S bond formation: a regioselective synthesis of unsymmetrical chalcogenides with nitrogen- or oxygen-containing arenes. Catal Sci Technol 2016. [DOI: 10.1039/c5cy01503k] [Citation(s) in RCA: 64] [Impact Index Per Article: 8.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/12/2023]
Abstract
A convenient metal-free and solvent-free iodine-catalyzed regioselective greener protocol to access different types of unsymmetrical chalcogenides with nitrogen- or oxygen-containing arenes through oxidative C–Se/C–S formation via direct C(sp2)–H bond activation was developed.
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Affiliation(s)
- Sumbal Saba
- Departamento de Química
- Universidade Federal de Santa Catarina
- Florianopolis
- SC-Brazil
| | - Jamal Rafique
- Departamento de Química
- Universidade Federal de Santa Catarina
- Florianopolis
- SC-Brazil
| | - Antonio L. Braga
- Departamento de Química
- Universidade Federal de Santa Catarina
- Florianopolis
- SC-Brazil
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30
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Saba S, Rafique J, Braga AL. Synthesis of Unsymmetrical Diorganyl Chalcogenides under Greener Conditions: Use of an Iodine/DMSO System, Solvent- and Metal-Free Approach. Adv Synth Catal 2015. [DOI: 10.1002/adsc.201500024] [Citation(s) in RCA: 61] [Impact Index Per Article: 6.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/17/2023]
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31
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Frizon TE, Rafique J, Saba S, Bechtold IH, Gallardo H, Braga AL. Synthesis of Functionalized Organoselenium Materials: Selenides and Diselenides Containing Cholesterol. European J Org Chem 2015. [DOI: 10.1002/ejoc.201500124] [Citation(s) in RCA: 35] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
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