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Vojacek S, Beese K, Alhalabi Z, Swyter S, Bodtke A, Schulzke C, Jung M, Sippl W, Link A. Three-Component Aminoalkylations Yielding Dihydronaphthoxazine-Based Sirtuin Inhibitors: Scaffold Modification and Exploration of Space for Polar Side-Chains. Arch Pharm (Weinheim) 2017; 350. [DOI: 10.1002/ardp.201700097] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/20/2017] [Revised: 04/10/2017] [Accepted: 04/17/2017] [Indexed: 11/12/2022]
Affiliation(s)
- Steffen Vojacek
- Institute of Pharmacy; University of Greifswald; Greifswald Germany
| | - Katja Beese
- Institute of Pharmacy; University of Greifswald; Greifswald Germany
| | - Zayan Alhalabi
- Institute of Pharmacy; Martin Luther University of Halle-Wittenberg; Halle/Saale Germany
| | - Sören Swyter
- Institute of Pharmaceutical Sciences; University of Freiburg; Freiburg Germany
| | - Anja Bodtke
- Institute of Pharmacy; University of Greifswald; Greifswald Germany
| | - Carola Schulzke
- Institute of Biochemistry; University of Greifswald; Greifswald Germany
| | - Manfred Jung
- Institute of Pharmaceutical Sciences; University of Freiburg; Freiburg Germany
| | - Wolfgang Sippl
- Institute of Pharmacy; Martin Luther University of Halle-Wittenberg; Halle/Saale Germany
| | - Andreas Link
- Institute of Pharmacy; University of Greifswald; Greifswald Germany
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2
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Chniti I, Maouati H, Sanhoury MAK, Merlet D, Chehidi I. Selective S-methylation of highly fluorinated thiocarbamates. SYNTHETIC COMMUN 2016. [DOI: 10.1080/00397911.2016.1245753] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
Affiliation(s)
- Ines Chniti
- Laboratory of Structural Organic Chemistry, Department of Chemistry, Faculty of Sciences of Tunis, University of Tunis–El Manar, Tunis, Tunisia
| | - H. Maouati
- Laboratory of Structural Organic Chemistry, Department of Chemistry, Faculty of Sciences of Tunis, University of Tunis–El Manar, Tunis, Tunisia
| | - M. A. K. Sanhoury
- Laboratory of Structural Organic Chemistry, Department of Chemistry, Faculty of Sciences of Tunis, University of Tunis–El Manar, Tunis, Tunisia
- Unité de Recherche en Chimie de Matériaux, Faculté des Sciences et Techniques, USTM, Nouakchott, Mauritania
| | - D. Merlet
- Equipe de RMN en milieu orienté, Université Paris-Sud, ICMMO, Orsay Cedex, France
| | - I. Chehidi
- Laboratory of Structural Organic Chemistry, Department of Chemistry, Faculty of Sciences of Tunis, University of Tunis–El Manar, Tunis, Tunisia
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Castilla J, Rísquez R, Higaki K, Nanba E, Ohno K, Suzuki Y, Díaz Y, Ortiz Mellet C, García Fernández JM, Castillón S. Conformationally-locked N-glycosides: exploiting long-range non-glycone interactions in the design of pharmacological chaperones for Gaucher disease. Eur J Med Chem 2014; 90:258-66. [PMID: 25461326 DOI: 10.1016/j.ejmech.2014.11.002] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/29/2014] [Revised: 10/13/2014] [Accepted: 11/01/2014] [Indexed: 11/16/2022]
Abstract
Pyranoid-type glycomimetics having a cis-1,2-fused glucopyranose-2-alkylsulfanyl-1,3-oxazoline (Glc-PSO) structure exhibit an unprecedented specificity as inhibitors of mammalian β-glucosidase. Notably, their inhibitory potency against human β-glucocerebrosidase (GCase) was found to be strongly dependent on the nature of aglycone-type moieties attached at the sulfur atom. In the particular case of ω-substituted hexadecyl chains, an amazing influence of the terminal group was observed. A comparative study on a series of Glc-PSO derivatives suggests that hydrogen bond acceptor functionalities, e.g. fluoro or methyloxycarbonyl, significantly stabilize the Glc-PSO:GCase complex. The S-(16-fluorohexadecyl)-PSO glycomimetic turned out to be a more potent GCase competitive inhibitor than ambroxol, a non glycomimetic drug currently in pilot trials as a pharmacological chaperone for Gaucher disease. Moreover, the inhibition constant increased by one order of magnitude when shifting from neutral (pH 7) to acidic (pH 5) media, a favorable characteristic for a chaperone candidate. Indeed, the fluoro-PSO derivative also proved superior to ambroxol in mutant GCase activity enhancement assays in N370S/N370S Gaucher fibroblasts. The results presented here represent a proof of concept of the potential of exploiting long-range non-glycone interactions for the optimization of glycosidase inhibitors with chaperone activity.
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Affiliation(s)
- Javier Castilla
- Department de Química Analítica i Química Orgànica, Universitat Rovira i Virgili, C/ Marcel·lí Domingo s/n, 43007 Tarragona, Spain
| | - Rocío Rísquez
- Departamento de Química Orgánica, Facultad de Química, Universidad de Sevilla, C/ Profesor García González 1, 41012 Sevilla, Spain
| | - Katsumi Higaki
- Division of Functional Genomics, Research Center for Bioscience and Technology, Tottori University, 86 Nishi-cho, Yonago 683-8503, Japan
| | - Eiji Nanba
- Division of Functional Genomics, Research Center for Bioscience and Technology, Tottori University, 86 Nishi-cho, Yonago 683-8503, Japan
| | | | - Yoshiyuki Suzuki
- Tokyo Metropolitan Institute of Medical Science, Tokyo 204-8588, Japan
| | - Yolanda Díaz
- Department de Química Analítica i Química Orgànica, Universitat Rovira i Virgili, C/ Marcel·lí Domingo s/n, 43007 Tarragona, Spain.
| | - Carmen Ortiz Mellet
- Departamento de Química Orgánica, Facultad de Química, Universidad de Sevilla, C/ Profesor García González 1, 41012 Sevilla, Spain.
| | - José M García Fernández
- Instituto de Investigaciones Químicas (IIQ), CSIC - Universidad de Sevilla, C/ Américo Vespucio 49, Isla de la Cartuja, 41092 Sevilla, Spain
| | - Sergio Castillón
- Department de Química Analítica i Química Orgànica, Universitat Rovira i Virgili, C/ Marcel·lí Domingo s/n, 43007 Tarragona, Spain
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Petit E, Bosch L, Font J, Mola L, Costa AM, Vilarrasa J. Tosvinyl and Besvinyl as Protecting Groups of Imides, Azinones, Nucleosides, Sultams, and Lactams. Catalytic Conjugate Additions to Tosylacetylene. J Org Chem 2014; 79:8826-34. [DOI: 10.1021/jo501647w] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Elena Petit
- Departament de Química
Orgànica, Facultat de Química, Universitat de Barcelona, Diagonal 645, 08028 Barcelona, Catalonia, Spain
| | - Lluís Bosch
- Departament de Química
Orgànica, Facultat de Química, Universitat de Barcelona, Diagonal 645, 08028 Barcelona, Catalonia, Spain
| | - Joan Font
- Departament de Química
Orgànica, Facultat de Química, Universitat de Barcelona, Diagonal 645, 08028 Barcelona, Catalonia, Spain
| | - Laura Mola
- Departament de Química
Orgànica, Facultat de Química, Universitat de Barcelona, Diagonal 645, 08028 Barcelona, Catalonia, Spain
| | - Anna M. Costa
- Departament de Química
Orgànica, Facultat de Química, Universitat de Barcelona, Diagonal 645, 08028 Barcelona, Catalonia, Spain
| | - Jaume Vilarrasa
- Departament de Química
Orgànica, Facultat de Química, Universitat de Barcelona, Diagonal 645, 08028 Barcelona, Catalonia, Spain
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Silva S, V. M. Silva F, Justino J, Pilar Rauter A, Rollin P, Tatibouët A. Synthesis and Antimicrobial Evaluation of Oxazole-2(3H)-thione and 2-Alkylsulfanyl-1,3-oxazole Derivatives. HETEROCYCLES 2014. [DOI: 10.3987/com-13-s(s)56] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
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Castilla J, Rísquez R, Cruz D, Higaki K, Nanba E, Ohno K, Suzuki Y, Díaz Y, Ortiz Mellet C, García Fernández JM, Castillón S. Conformationally-locked N-glycosides with selective β-glucosidase inhibitory activity: identification of a new non-iminosugar-type pharmacological chaperone for Gaucher disease. J Med Chem 2012; 55:6857-65. [PMID: 22762530 DOI: 10.1021/jm3006178] [Citation(s) in RCA: 34] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
Abstract
A series of conformationally locked N-glycosides having a cis-1,2-fused pyranose-1,3-oxazoline-2-thione structure and bearing different substituents at the exocyclic sulfur has been prepared. The polyhydroxylated bicyclic system was built in only three steps by treatment of the corresponding readily available 1,2-anhydrosugar with KSCN using TiO(TFA)(2) as catalyst, followed by S-alkylation and acetyl deprotection. In vitro screening against several glycosidase enzymes showed highly specific inhibition of mammalian β-glucosidase with a marked dependence of the potency upon the nature of the exocyclic substituent. The most potent representative, bearing an S-(ω-hydroxyhexadecyl) substituent, was further assayed as inhibitor of the human lysosomal β-glucocerebrosidase and as pharmacological chaperone in Gaucher disease fibroblasts. Activity enhancements in N370S/N370S mutants analogous to those achieved with the reference compound ambroxol were attained with a more favorable chaperone/inhibitor balance.
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Affiliation(s)
- Javier Castilla
- Department de Química Analítica i Química Orgànica, Universitat Rovira i Virgili , C/Marcel·lí Domingo s/n, 43007 Tarragona, Spain
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Silva S, Tardy S, Routier S, Suzenet F, Tatibouët A, Rauter AP, Rollin P. 1,3-Oxazoline- and 1,3-oxazolidine-2-thiones as substrates in direct modified Stille and Suzuki cross-coupling. Tetrahedron Lett 2008. [DOI: 10.1016/j.tetlet.2008.07.023] [Citation(s) in RCA: 26] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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8
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Silva S, Sylla B, Suzenet F, Tatibouët A, Rauter AP, Rollin P. Oxazolinethiones and Oxazolidinethiones for the First Copper-Catalyzed Desulfurative Cross-Coupling Reaction and First Sonogashira Applications. Org Lett 2008; 10:853-6. [DOI: 10.1021/ol703003e] [Citation(s) in RCA: 66] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Affiliation(s)
- Sandrina Silva
- Institut de Chimie Organique et Analytique, Université d'Orléans, CNRS-UMR 6005, BP 6759, F-45067 Orléans Cedex. France, and Centro de Química e Bioquímica / Departamento de Química e Bioquímica, Faculdade de Ciências da Universidade de Lisboa, Campo Grande, Edifício C8, 5 Piso, 1749-016 Lisboa, Portugal
| | - Balla Sylla
- Institut de Chimie Organique et Analytique, Université d'Orléans, CNRS-UMR 6005, BP 6759, F-45067 Orléans Cedex. France, and Centro de Química e Bioquímica / Departamento de Química e Bioquímica, Faculdade de Ciências da Universidade de Lisboa, Campo Grande, Edifício C8, 5 Piso, 1749-016 Lisboa, Portugal
| | - Franck Suzenet
- Institut de Chimie Organique et Analytique, Université d'Orléans, CNRS-UMR 6005, BP 6759, F-45067 Orléans Cedex. France, and Centro de Química e Bioquímica / Departamento de Química e Bioquímica, Faculdade de Ciências da Universidade de Lisboa, Campo Grande, Edifício C8, 5 Piso, 1749-016 Lisboa, Portugal
| | - Arnaud Tatibouët
- Institut de Chimie Organique et Analytique, Université d'Orléans, CNRS-UMR 6005, BP 6759, F-45067 Orléans Cedex. France, and Centro de Química e Bioquímica / Departamento de Química e Bioquímica, Faculdade de Ciências da Universidade de Lisboa, Campo Grande, Edifício C8, 5 Piso, 1749-016 Lisboa, Portugal
| | - Amelia P. Rauter
- Institut de Chimie Organique et Analytique, Université d'Orléans, CNRS-UMR 6005, BP 6759, F-45067 Orléans Cedex. France, and Centro de Química e Bioquímica / Departamento de Química e Bioquímica, Faculdade de Ciências da Universidade de Lisboa, Campo Grande, Edifício C8, 5 Piso, 1749-016 Lisboa, Portugal
| | - Patrick Rollin
- Institut de Chimie Organique et Analytique, Université d'Orléans, CNRS-UMR 6005, BP 6759, F-45067 Orléans Cedex. France, and Centro de Química e Bioquímica / Departamento de Química e Bioquímica, Faculdade de Ciências da Universidade de Lisboa, Campo Grande, Edifício C8, 5 Piso, 1749-016 Lisboa, Portugal
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HSCN condensation with ulosides: preferred formation of carbohydrate-fused hemiaminals of the 4-hydroxy-1,3-oxazolidine-2-thione type. Tetrahedron Lett 2008. [DOI: 10.1016/j.tetlet.2007.11.125] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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10
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Affiliation(s)
- Aurelio Ortiz
- a Centro de investigacíon de la Facultad de Ciencias Químicas de la Benemérita, Universidad Autónoma de Puebla , Puebla Pue., 72570, Mexico
| | - Estibaliz Sansinenea
- b Instituto de Ciencias de la Benemérita, Universidad Autónoma de Puebla , Puebla Pue., 72570, Mexico
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11
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Chéry F, Pillard C, Tatibouët A, De Lucchi O, Rollin P. Vinyl bis-sulfone methodology in thiosugars: selective access to chiral thiovinyl sulfones and PSE oxathianes. Tetrahedron 2006. [DOI: 10.1016/j.tet.2006.03.023] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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