1
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Hirako N, Yasui T, Yamamoto Y. Rh(iii)-catalyzed highly site- and regio-selective alkenyl C-H activation/annulation of 4-amino-2-quinolones with alkynes via reversible alkyne insertion. Chem Sci 2023; 14:10971-10978. [PMID: 37829027 PMCID: PMC10566469 DOI: 10.1039/d3sc03987k] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/01/2023] [Accepted: 09/12/2023] [Indexed: 10/14/2023] Open
Abstract
3,4-Fused 2-quinolone frameworks are important structural motifs found in natural products and biologically active compounds. Intermolecular alkenyl C-H activation/annulation of 4-amino-2-quinolone substrates with alkynes is one of the most efficient methods for accessing such structural motifs. However, this is a formidable challenge because 4-amino-2-quinolones have two cleavable C-H bonds: an alkenyl C-H bond at the C3-position and an aromatic C-H bond at the C5-position. Herein, we report the Rh(iii)-catalyzed highly site-selective alkenyl C-H functionalization of 4-amino-2-quinolones to afford 3,4-fused 2-quinolones. This method has a wide substrate scope, including unsymmetrical internal alkynes, with complete regioselectivity. Several control experiments using an isolated key intermediate analog suggested that the annulation reaction proceeds via reversible alkyne insertion involving a binuclear Rh complex although alkyne insertion is generally recognized as an irreversible process due to the high activation barrier of the reverse process.
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Affiliation(s)
- Naohiro Hirako
- Department of Basic Medicinal Sciences, Graduate School of Pharmaceutical Sciences, Nagoya University Furo-cho Chikusa Nagoya 464-8603 Japan
| | - Takeshi Yasui
- Department of Basic Medicinal Sciences, Graduate School of Pharmaceutical Sciences, Nagoya University Furo-cho Chikusa Nagoya 464-8603 Japan
| | - Yoshihiko Yamamoto
- Department of Basic Medicinal Sciences, Graduate School of Pharmaceutical Sciences, Nagoya University Furo-cho Chikusa Nagoya 464-8603 Japan
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2
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Ortiz Villamizar MC, Puerto Galvis CE, Pedraza Rodríguez SA, Zubkov FI, Kouznetsov VV. Synthesis, In Silico and In Vivo Toxicity Assessment of Functionalized Pyridophenanthridinones via Sequential MW-Assisted Intramolecular Friedel-Crafts Alkylation and Direct C-H Arylation. MOLECULES (BASEL, SWITZERLAND) 2022; 27:molecules27238112. [PMID: 36500206 PMCID: PMC9741109 DOI: 10.3390/molecules27238112] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 10/17/2022] [Revised: 11/12/2022] [Accepted: 11/14/2022] [Indexed: 11/23/2022]
Abstract
A rapid, efficient, and original synthesis of novel pyrido[3,2,1-de]phenanthridin-6-ones is reported. First, the key cinnamamide intermediates 8a-f were easily prepared from commercial substituted anilines, cinnamic acid, and 2-bromobenzylbromide in a tandem amidation and N-alkylation protocol. Then, these N-aryl-N-(2-bromobenzyl) cinnamamides 8a-f were subjected to a TFA-mediated intramolecular Friedel-Crafts alkylation followed by a Pd-catalyzed direct C-H arylation to obtain a series of potentially bioactive 4-phenyl-4,5-dihydro-6H,8H-pyrido[3,2,1-de]phenanthridin-6-one derivatives 4a-f in good yields. Finally, the toxicological profile of the prepared final compounds, including their corresponding intermediates, was explored through in silico computational methods, while the acute toxicity toward zebrafish embryos (96 hpf-LC50, 50% lethal concentration) was also determined in the present study.
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Affiliation(s)
- Marlyn C. Ortiz Villamizar
- Laboratorio de Química Orgánica y Biomolecular, CMN, Universidad Industrial de Santander, Parque Tecnológico Guatiguará, Km 2 Vía Refugio, Piedecuesta 681011, Colombia
| | - Carlos E. Puerto Galvis
- Laboratorio de Química Orgánica y Biomolecular, CMN, Universidad Industrial de Santander, Parque Tecnológico Guatiguará, Km 2 Vía Refugio, Piedecuesta 681011, Colombia
| | - Silvia A. Pedraza Rodríguez
- Laboratorio de Química Orgánica y Biomolecular, CMN, Universidad Industrial de Santander, Parque Tecnológico Guatiguará, Km 2 Vía Refugio, Piedecuesta 681011, Colombia
| | - Fedor I. Zubkov
- Department of Organic Chemistry, Peoples’ Friendship University of Russia (RUDN University), 6 Miklukho-Maklaya Street, 117198 Moscow, Russia
- Correspondence: (F.I.Z.); (V.V.K.); Tel.: +57-7-634-4000 (ext. 1243) (V.V.K.)
| | - Vladimir V. Kouznetsov
- Laboratorio de Química Orgánica y Biomolecular, CMN, Universidad Industrial de Santander, Parque Tecnológico Guatiguará, Km 2 Vía Refugio, Piedecuesta 681011, Colombia
- Correspondence: (F.I.Z.); (V.V.K.); Tel.: +57-7-634-4000 (ext. 1243) (V.V.K.)
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3
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Dobler D, Leitner M, Moor N, Reiser O. 2‐Pyrone – A Privileged Heterocycle and Widespread Motif in Nature. European J Org Chem 2021. [DOI: 10.1002/ejoc.202101112] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/09/2023]
Affiliation(s)
- Daniel Dobler
- Institut für Organische Chemie Universität Regensburg Universitätsstr. 31 93053 Regensburg Germany
| | - Michael Leitner
- Institut für Organische Chemie Universität Regensburg Universitätsstr. 31 93053 Regensburg Germany
| | - Natalija Moor
- Institut für Organische Chemie Universität Regensburg Universitätsstr. 31 93053 Regensburg Germany
| | - Oliver Reiser
- Institut für Organische Chemie Universität Regensburg Universitätsstr. 31 93053 Regensburg Germany
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4
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Mackey K, Jones DJ, Pardo LM, McGlacken GP. Quinoline Ligands Improve the Classic Direct C−H Functionalisation/Intramolecular Cyclisation of Diaryl Ethers to Dibenzofurans. European J Org Chem 2021. [DOI: 10.1002/ejoc.202001416] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Affiliation(s)
- Katrina Mackey
- School of Chemistry University College Cork T12 YN60 Cork Ireland
- Analytical and Biological Chemistry Research Facility (ABCRF) University College Cork T12 YN60 Cork Ireland
| | - David J. Jones
- School of Chemistry University College Cork T12 YN60 Cork Ireland
- Analytical and Biological Chemistry Research Facility (ABCRF) University College Cork T12 YN60 Cork Ireland
| | - Leticia M. Pardo
- School of Chemistry University College Cork T12 YN60 Cork Ireland
- Analytical and Biological Chemistry Research Facility (ABCRF) University College Cork T12 YN60 Cork Ireland
| | - Gerard P. McGlacken
- School of Chemistry University College Cork T12 YN60 Cork Ireland
- Analytical and Biological Chemistry Research Facility (ABCRF) University College Cork T12 YN60 Cork Ireland
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5
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Maji A, Singh O, Singh S, Mohanty A, Maji PK, Ghosh K. Palladium‐Based Catalysts Supported by Unsymmetrical XYC
–1
Type Pincer Ligands: C5 Arylation of Imidazoles and Synthesis of Octinoxate Utilizing the Mizoroki–Heck Reaction. Eur J Inorg Chem 2020. [DOI: 10.1002/ejic.202000211] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
Affiliation(s)
- Ankur Maji
- Department of Chemistry Indian Institute of Technology Roorkee 247667 Roorkee Uttarakhand India
| | - Ovender Singh
- Department of Chemistry Indian Institute of Technology Roorkee 247667 Roorkee Uttarakhand India
| | - Sain Singh
- Department of Chemistry Indian Institute of Technology Roorkee 247667 Roorkee Uttarakhand India
| | - Aurobinda Mohanty
- Department of Chemistry Indian Institute of Technology Roorkee 247667 Roorkee Uttarakhand India
| | - Pradip K. Maji
- Department of Polymer and Process Engineering Indian Institute of Technology Roorkee Saharanpur Campus 247001 Saharanpur UP India
| | - Kaushik Ghosh
- Department of Chemistry Indian Institute of Technology Roorkee 247667 Roorkee Uttarakhand India
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6
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Vivek Kumar S, Banerjee S, Punniyamurthy T. Transition metal-catalyzed coupling of heterocyclic alkenes via C–H functionalization: recent trends and applications. Org Chem Front 2020. [DOI: 10.1039/d0qo00279h] [Citation(s) in RCA: 45] [Impact Index Per Article: 11.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Abstract
Heterocyclic alkenes and their derivatives are an important class of reactive feedstock and valuable synthons. This review highlights the transition-metal-catalyzed coupling of heterocyclic alkenes via a C–H functionalization strategy.
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7
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Lee J, Ghosh D, Kuo Y, Lee HM. Dimetallic Palladium‐NHC Complexes: Synthesis, Characterization, and Catalytic Application for Direct C−H Arylation Reaction of Heteroaromatics with Aryl Chlorides. Adv Synth Catal 2019. [DOI: 10.1002/adsc.201901189] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Affiliation(s)
- Jhen‐Yi Lee
- Department of Chemistry National Changhua University of Education Changhua 50058 Taiwan
| | - Debalina Ghosh
- Department of Chemistry National Changhua University of Education Changhua 50058 Taiwan
| | - Ya‐Ting Kuo
- Department of Chemistry National Changhua University of Education Changhua 50058 Taiwan
| | - Hon Man Lee
- Department of Chemistry National Changhua University of Education Changhua 50058 Taiwan
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8
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Kandathil V, Kempasiddaiah M, B. S. S, Patil SA. From agriculture residue to catalyst support; A green and sustainable cellulose-based dip catalyst for C C coupling and direct arylation. Carbohydr Polym 2019; 223:115060. [DOI: 10.1016/j.carbpol.2019.115060] [Citation(s) in RCA: 26] [Impact Index Per Article: 5.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/24/2019] [Revised: 06/16/2019] [Accepted: 07/05/2019] [Indexed: 12/12/2022]
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9
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Katsina T, Papoulidou KE, Zografos AL. Umpolung-like Cross-coupling of Tosylhydrazones with 4-Hydroxy-2-pyridones under Palladium Catalysis. Org Lett 2019; 21:8110-8115. [DOI: 10.1021/acs.orglett.9b03119] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Affiliation(s)
- Tania Katsina
- Department of Chemistry, Aristotle University of Thessaloniki, Thessaloniki 54124, Greece
| | | | - Alexandros L. Zografos
- Department of Chemistry, Aristotle University of Thessaloniki, Thessaloniki 54124, Greece
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10
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Silva VLM, Silva AMS. Palladium-Catalysed Synthesis and Transformation of Quinolones. Molecules 2019; 24:E228. [PMID: 30634524 PMCID: PMC6359680 DOI: 10.3390/molecules24020228] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/09/2018] [Revised: 12/31/2018] [Accepted: 01/04/2019] [Indexed: 11/16/2022] Open
Abstract
Palladium-catalysed reactions have had a large impact on synthetic organic chemistry and have found many applications in target-oriented synthesis. Their widespread use in organic synthesis is due to the mild conditions associated with the reactions together with their tolerance of a wide range of functional groups. Moreover, these types of reactions allow the rapid construction of complex molecules through multiple bond-forming reactions in a single step, the so-called tandem processes. Pd-catalysed reactions have been applied to the synthesis of a large number of natural products and bioactive compounds, some of them of complex molecular structures. This review article aims to present an overview of the most important Pd-catalysed reactions employed in the synthesis and transformations of quinolin-2(1H)-ones and quinolin-4(1H)-ones. These compounds are widely recognized by their diverse bioactivity, being privileged structures in medicinal chemistry and useful structural moieties for the development of new drug candidates. Furthermore, they hold significant interest due to their host⁻guest chemistry; applications in chemical, biochemical and environmental analyses and use in the development of new synthetic methods. In some cases, the quinolone formation step cannot be ascribed to a claimed Pd-catalysed reaction but this reaction is crucial to get the appropriate substrate for cyclization into the quinolone. Herein we present and discuss different economical, efficient and selective synthetic strategies to access quinolone-type compounds.
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Affiliation(s)
- Vera L M Silva
- Department of Chemistry QOPNA and LAQV-REQUIMTE, University of Aveiro, Campus Universitário de Santiago, 3810-193 Aveiro, Portugal.
| | - Artur M S Silva
- Department of Chemistry QOPNA and LAQV-REQUIMTE, University of Aveiro, Campus Universitário de Santiago, 3810-193 Aveiro, Portugal.
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11
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Yamamoto Y. Recent Advances in Transition-Metal-Catalyzed Synthesis of 3- and/or 4-Aryl-2(1H)-Quinolones. HETEROCYCLES 2019. [DOI: 10.3987/rev-19-914] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
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12
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Obydennov DL, El-Tantawy AI, Sosnovskikh VY. Triacetic acid lactone as a bioprivileged molecule in organic synthesis. MENDELEEV COMMUNICATIONS 2019. [DOI: 10.1016/j.mencom.2019.01.001] [Citation(s) in RCA: 17] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
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13
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Prendergast AM, McGlacken GP. Transition Metal Mediated C-H Activation of 2-Pyrones, 2-Pyridones, 2-Coumarins and 2-Quinolones. European J Org Chem 2018. [DOI: 10.1002/ejoc.201800299] [Citation(s) in RCA: 45] [Impact Index Per Article: 7.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Aisling M. Prendergast
- School of Chemistry and Analytical & Biological Chemistry Research Facility (ABCRF); University College Cork; Cork Ireland
| | - Gerard P. McGlacken
- School of Chemistry and Analytical & Biological Chemistry Research Facility (ABCRF); University College Cork; Cork Ireland
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14
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Yamamoto Y, Murayama T, Jiang J, Yasui T, Shibuya M. The vinylogous Catellani reaction: a combined computational and experimental study. Chem Sci 2017; 9:1191-1199. [PMID: 29675164 PMCID: PMC5885779 DOI: 10.1039/c7sc04265e] [Citation(s) in RCA: 30] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/30/2017] [Accepted: 11/29/2017] [Indexed: 01/12/2023] Open
Abstract
In the presence of 5 mol% Pd(OAc)2, 1 equiv. of norbornene, and K2CO3, the reaction of 4-iodo-2-quinolones with tertiary o-bromobenzylic alcohols produced the desired benzopyran-fused 2-quinolones in moderate to high yields.
In the presence of 5 mol% Pd(OAc)2, 1 equiv. of norbornene, and K2CO3, the reaction of 4-iodo-2-quinolones with tertiary o-bromobenzylic alcohols produced the desired benzopyran-fused 2-quinolones in moderate to high yields. A Catellani-type mechanism involving vinylic C–H cleavage is proposed based on the results of control experiments and density functional theory calculations.
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Affiliation(s)
- Y Yamamoto
- Department of Basic Medicinal Sciences , Graduate School of Pharmaceutical Sciences , Nagoya University , Chikusa , Nagoya 464-8601 , Japan .
| | - T Murayama
- Department of Basic Medicinal Sciences , Graduate School of Pharmaceutical Sciences , Nagoya University , Chikusa , Nagoya 464-8601 , Japan .
| | - J Jiang
- Department of Basic Medicinal Sciences , Graduate School of Pharmaceutical Sciences , Nagoya University , Chikusa , Nagoya 464-8601 , Japan .
| | - T Yasui
- Department of Basic Medicinal Sciences , Graduate School of Pharmaceutical Sciences , Nagoya University , Chikusa , Nagoya 464-8601 , Japan .
| | - M Shibuya
- Department of Basic Medicinal Sciences , Graduate School of Pharmaceutical Sciences , Nagoya University , Chikusa , Nagoya 464-8601 , Japan .
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15
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Prendergast AM, Pardo LM, Fairlamb IJS, McGlacken GP. Access to Some C5-Cyclised 2-Pyrones and 2-Pyridones via Direct Arylation; Retention of Chloride as a Synthetic Handle. European J Org Chem 2017. [DOI: 10.1002/ejoc.201700980] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Aisling M. Prendergast
- School of Chemistry and Analytical & Biological Chemistry Research Facility; University College Cork; Cork Ireland
| | - Leticia M. Pardo
- School of Chemistry and Analytical & Biological Chemistry Research Facility; University College Cork; Cork Ireland
| | - Ian J. S. Fairlamb
- Department of Chemistry; University of York; YO10 5DD York United Kingdom
| | - Gerard P. McGlacken
- School of Chemistry and Analytical & Biological Chemistry Research Facility; University College Cork; Cork Ireland
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16
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Prendergast AM, McGlacken GP. Regioselective Chlorination and Suzuki-Miyaura Cross-Coupling of 4-Alkoxycoumarins, 4-Alkoxy-2-pyrones, and Related Heterocycles. European J Org Chem 2017. [DOI: 10.1002/ejoc.201700837] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Affiliation(s)
- Aisling M. Prendergast
- Analytical and Biological Research Facility (ABCRF); University College Cork; Cork Ireland
| | - Gerard P. McGlacken
- Analytical and Biological Research Facility (ABCRF); University College Cork; Cork Ireland
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17
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Muimhneacháin EÓ, Pardo LM, Bateman LM, Rao Khandavilli UB, Lawrence SE, McGlacken GP. Intramolecular Direct Arylation of 1,3-Diketone-Derived Enol Ethers in a Synthesis of Tricyclic Oxoisochromene Derivatives. Adv Synth Catal 2017. [DOI: 10.1002/adsc.201700062] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Eoin Ó Muimhneacháin
- Department of Chemistry and Analytical and Biological Chemistry Research Facility; University College Cork; College Road Cork Ireland
| | - Leticia M. Pardo
- Department of Chemistry and Analytical and Biological Chemistry Research Facility; University College Cork; College Road Cork Ireland
| | - Lorraine M. Bateman
- Department of Chemistry and Analytical and Biological Chemistry Research Facility; University College Cork; College Road Cork Ireland
| | - U. B. Rao Khandavilli
- Department of Chemistry and Analytical and Biological Chemistry Research Facility; University College Cork; College Road Cork Ireland
| | - Simon E. Lawrence
- Department of Chemistry and Analytical and Biological Chemistry Research Facility; University College Cork; College Road Cork Ireland
| | - Gerard P. McGlacken
- Department of Chemistry and Analytical and Biological Chemistry Research Facility; University College Cork; College Road Cork Ireland
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18
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Pastor-Cavada E, Pardo LM, Kandil D, Torres-Fuentes C, Clarke SL, Shaban H, McGlacken GP, Schellekens H. A Novel Non-Peptidic Agonist of the Ghrelin Receptor with Orexigenic Activity In vivo. Sci Rep 2016; 6:36456. [PMID: 27819353 PMCID: PMC5098229 DOI: 10.1038/srep36456] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/13/2016] [Accepted: 10/17/2016] [Indexed: 01/13/2023] Open
Abstract
Loss of appetite in the medically ill and ageing populations is a major health problem and a significant symptom in cachexia syndromes, which is the loss of muscle and fat mass. Ghrelin is a gut-derived hormone which can stimulate appetite. Herein we describe a novel, simple, non-peptidic, 2-pyridone which acts as a selective agonist for the ghrelin receptor (GHS-R1a). The small 2-pyridone demonstrated clear agonistic activity in both transfected human cells and mouse hypothalamic cells with endogenous GHS-R1a receptor expression. In vivo tests with the hit compound showed significant increased food intake following peripheral administration, which highlights the potent orexigenic effect of this novel GHS-R1a receptor ligand.
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Affiliation(s)
- Elena Pastor-Cavada
- Alimentary Pharmabiotic Centre (APC) Microbiome Institute, University College Cork, Cork, Ireland
| | - Leticia M Pardo
- Department of Chemistry and the Analytical and Biological Chemistry Research Facility (ABCRF), University College Cork, Cork, Ireland
| | - Dalia Kandil
- Department of Anatomy and Neuroscience, University College Cork, Cork, Ireland
| | - Cristina Torres-Fuentes
- Alimentary Pharmabiotic Centre (APC) Microbiome Institute, University College Cork, Cork, Ireland
| | - Sarah L Clarke
- Department of Chemistry and the Analytical and Biological Chemistry Research Facility (ABCRF), University College Cork, Cork, Ireland
| | - Hamdy Shaban
- Department of Anatomy and Neuroscience, University College Cork, Cork, Ireland
| | - Gerard P McGlacken
- Department of Chemistry and the Analytical and Biological Chemistry Research Facility (ABCRF), University College Cork, Cork, Ireland
| | - Harriet Schellekens
- Alimentary Pharmabiotic Centre (APC) Microbiome Institute, University College Cork, Cork, Ireland.,Department of Anatomy and Neuroscience, University College Cork, Cork, Ireland
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19
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Mackey K, Pardo LM, Prendergast AM, Nolan MT, Bateman LM, McGlacken GP. Cyclization of 4-Phenoxy-2-coumarins and 2-Pyrones via a Double C–H Activation. Org Lett 2016; 18:2540-3. [DOI: 10.1021/acs.orglett.6b00751] [Citation(s) in RCA: 37] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
Affiliation(s)
- Katrina Mackey
- Department of Chemistry and Analytical & Biological Chemistry Research Facility, University College Cork, College Road, Cork, Ireland
| | - Leticia M. Pardo
- Department of Chemistry and Analytical & Biological Chemistry Research Facility, University College Cork, College Road, Cork, Ireland
| | - Aisling M. Prendergast
- Department of Chemistry and Analytical & Biological Chemistry Research Facility, University College Cork, College Road, Cork, Ireland
| | - Marie-T. Nolan
- Department of Chemistry and Analytical & Biological Chemistry Research Facility, University College Cork, College Road, Cork, Ireland
| | - Lorraine M. Bateman
- Department of Chemistry and Analytical & Biological Chemistry Research Facility, University College Cork, College Road, Cork, Ireland
| | - Gerard P. McGlacken
- Department of Chemistry and Analytical & Biological Chemistry Research Facility, University College Cork, College Road, Cork, Ireland
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20
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Qiao H, Sun S, Yang F, Zhu Y, Zhu W, Wu Y, Wu Y. Palladium-catalyzed direct C–H arylation of ferrocenecarboxamides with aryl halides. RSC Adv 2016. [DOI: 10.1039/c6ra11972g] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/10/2023] Open
Abstract
A simple and facile protocol for palladium-catalyzed ortho-arylation of ferrocenecarboxamides with aryl halides was developed with the assistance of the bidentate directing group.
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Affiliation(s)
- Huijie Qiao
- The College of Chemistry and Molecular Engineering
- Henan Key Laboratory of Chemical Biology and Organic Chemistry
- Key Laboratory of Applied Chemistry of Henan Universities
- Zhengzhou University
- Zhengzhou 450052
| | - Suyan Sun
- The College of Chemistry and Molecular Engineering
- Henan Key Laboratory of Chemical Biology and Organic Chemistry
- Key Laboratory of Applied Chemistry of Henan Universities
- Zhengzhou University
- Zhengzhou 450052
| | - Fan Yang
- The College of Chemistry and Molecular Engineering
- Henan Key Laboratory of Chemical Biology and Organic Chemistry
- Key Laboratory of Applied Chemistry of Henan Universities
- Zhengzhou University
- Zhengzhou 450052
| | - Yu Zhu
- The College of Chemistry and Molecular Engineering
- Henan Key Laboratory of Chemical Biology and Organic Chemistry
- Key Laboratory of Applied Chemistry of Henan Universities
- Zhengzhou University
- Zhengzhou 450052
| | - Weiguo Zhu
- The College of Chemistry and Molecular Engineering
- Henan Key Laboratory of Chemical Biology and Organic Chemistry
- Key Laboratory of Applied Chemistry of Henan Universities
- Zhengzhou University
- Zhengzhou 450052
| | - Yusheng Wu
- Tetranov Biopharm, LLC
- Zhengzhou
- People's Republic of China
- Collaborative Innovation Center of New Drug Research and Safety Evaluation
- PR China
| | - Yangjie Wu
- The College of Chemistry and Molecular Engineering
- Henan Key Laboratory of Chemical Biology and Organic Chemistry
- Key Laboratory of Applied Chemistry of Henan Universities
- Zhengzhou University
- Zhengzhou 450052
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21
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Katsina T, Anagnostaki EE, Mitsa F, Sarli V, Zografos AL. Palladium-catalyzed direct alkenylation of 4-hydroxy-2-pyridones. RSC Adv 2016. [DOI: 10.1039/c5ra26360c] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
The first direct 3-alkenylation of N-substituted 4-hydroxy-2-pyridones with unactivated alkenes is reported through a palladium acetate catalyzed, oxidative coupling.
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Affiliation(s)
- Tania Katsina
- Aristotle University of Thessaloniki
- Department of Chemistry
- Laboratory of Organic Chemistry
- Thessaloniki
- Greece
| | - Elissavet E. Anagnostaki
- Aristotle University of Thessaloniki
- Department of Chemistry
- Laboratory of Organic Chemistry
- Thessaloniki
- Greece
| | - Foteini Mitsa
- Aristotle University of Thessaloniki
- Department of Chemistry
- Laboratory of Organic Chemistry
- Thessaloniki
- Greece
| | - Vasiliki Sarli
- Aristotle University of Thessaloniki
- Department of Chemistry
- Laboratory of Organic Chemistry
- Thessaloniki
- Greece
| | - Alexandros L. Zografos
- Aristotle University of Thessaloniki
- Department of Chemistry
- Laboratory of Organic Chemistry
- Thessaloniki
- Greece
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22
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Han W, Zhou X, Yang S, Xiang G, Cui B, Chen Y. Palladium-Catalyzed Nucleophilic Substitution/C–H Activation/Aromatization Cascade Reaction: One Approach To Construct 6-Unsubstituted Phenanthridines. J Org Chem 2015; 80:11580-7. [DOI: 10.1021/acs.joc.5b02145] [Citation(s) in RCA: 31] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Affiliation(s)
- Wenyong Han
- School of Pharmacy, Zunyi Medical University, Zunyi, 563000, P. R. China
| | - Xiaojian Zhou
- School of Pharmacy, Zunyi Medical University, Zunyi, 563000, P. R. China
| | - Siyi Yang
- School of Pharmacy, Zunyi Medical University, Zunyi, 563000, P. R. China
| | - Guangyan Xiang
- School of Pharmacy, Zunyi Medical University, Zunyi, 563000, P. R. China
| | - Baodong Cui
- School of Pharmacy, Zunyi Medical University, Zunyi, 563000, P. R. China
| | - Yongzheng Chen
- School of Pharmacy, Zunyi Medical University, Zunyi, 563000, P. R. China
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23
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Nolan MT, Pardo LM, Prendergast AM, McGlacken GP. Intramolecular Direct Arylation of 3-Halo-2-pyrones and 2-Coumarins. J Org Chem 2015; 80:10904-13. [DOI: 10.1021/acs.joc.5b02027] [Citation(s) in RCA: 31] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Affiliation(s)
- Marie-T. Nolan
- Department of Chemistry and
Analytical and Biological Chemistry Research Facility, University College Cork, College Road, Cork, Ireland
| | - Leticia M. Pardo
- Department of Chemistry and
Analytical and Biological Chemistry Research Facility, University College Cork, College Road, Cork, Ireland
| | - Aisling M. Prendergast
- Department of Chemistry and
Analytical and Biological Chemistry Research Facility, University College Cork, College Road, Cork, Ireland
| | - Gerard P. McGlacken
- Department of Chemistry and
Analytical and Biological Chemistry Research Facility, University College Cork, College Road, Cork, Ireland
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