Revisiting Hydrazine Moiety as a Scaffold for the Synthesis of Potential Antiviral Pyrazole Ribonucleoside Analogues

Pyrazole ribonucleoside analogues were prepared via a linear approach starting with the reaction of D-ribosylhydrazine with 1,3-dicarbonyl or acrylonitrile derivatives, thereby avoiding the regio- and stereoselectivity challenges typically encountered in N-glycosylation reactions. Three series of pyrazole nucleoside analogues, as along with selected corresponding pronucleotides, were prepared and their antiviral activity against Zika virus and Sars-Cov-2 is reported.

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Journal
ChemMedChem
Published
2026-06-08
DOI
https://doi.org/10.1002/cmdc.70326
Primary Topic
HIV/AIDS drug development and treatment
Type
article
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article

Revisiting Hydrazine Moiety as a Scaffold for the Synthesis of Potential Antiviral Pyrazole Ribonucleoside Analogues

Jean‐Jacques Vasseur, Michaël Smietana, Suzanne Peyrottes, Christophe Mathé et al.
ChemMedChem
HIV/AIDS drug development and treatment
article

Revisiting Hydrazine Moiety as a Scaffold for the Synthesis of Potential Antiviral Pyrazole Ribonucleoside Analogues

Jean‐Jacques Vasseur, Michaël Smietana, Suzanne Peyrottes, Christophe Mathé, Anaïs Guillou, Delphine Muriaux, Nathalie Gros
article en

Abstract

Pyrazole ribonucleoside analogues were prepared via a linear approach starting with the reaction of D-ribosylhydrazine with 1,3-dicarbonyl or acrylonitrile derivatives, thereby avoiding the regio- and stereoselectivity challenges typically encountered in N-glycosylation reactions. Three series of pyrazole nucleoside analogues, as along with selected corresponding pronucleotides, were prepared and their antiviral activity against Zika virus and Sars-Cov-2 is reported.

ChemMedChemVol. 21(11)
Centre National de la Recherche Scientifique (FR), Université de Montpellier (FR), Centre d’Etudes Politiques Et sociaLes (FR), Institut des Biomolécules Max Mousseron (FR)
Openalex Percentile: Top 6%
HIV/AIDS drug development and treatment
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