Synthesis, characterization and evaluation of the activity of ten mesoionic compounds against microorganisms

Abstract

Tres mesoiónicos 1,3,4-tiadiazolio-2-tiolato siete cloruros 1,3,4-triazolio-2-tiol se han sintetizado y se ha probado su actividad contra distintos microoganismos. Las estructuras químicas se determinaron por Análisis Elemental, IR, Masa y espectrometría de RMN 1H e 13C. Las pruebas biológicas indican que los compuestos tienen actividad sustancial contra bacterias Gram positivas y alcohol-ácido-resistentes, actividad moderada contra levaduras, escasa actividad contra otros hongos y son inactivos contra las bacterias Gram negativas ensayadas.Three mesoionic 1,3,4-thiadiazoliuin-2-thiolates and seven 1,3,4-triazolium-2-thiol chlorides have been synthesised and tested for activity against a range of microorganisms. The chemical structures were confirmed by Elemental Analysis, IK, Mass, 1H and 13C NMR spectrometry. The biological tests indicate that the compounds have substantial activity against Gram-positive and alcohol-acid-resistant bacteria; moderate activity against yeasts and little activity against other fungi and are inactive against Gram-negative bacteria.Colegio de Farmacéuticos de la Provincia de Buenos Aire

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