Organotin(IV) complexes with 2-acetylpyridine benzoyl hydrazones: antimicrobial activity
AUTOR(ES)
Despaigne, Angel A. R., Vieira, Lorena F., Mendes, Isolda C., Costa, Fernanda B. da, Speziali, Nivaldo L., Beraldo, Heloisa
FONTE
Journal of the Brazilian Chemical Society
DATA DE PUBLICAÇÃO
2010
RESUMO
Reações de tricloreto de n-butilestanho, [Bu nSnCl3], e tricloreto de fenilestanho, [PhSnCl3], com 2-acetilpiridina benzoil hidrazona (H2AcPh), 2-acetilpiridina-para-cloro-benzoil hidrazona (H2AcpClPh) e 2-acetilpiridina-para-nitro benzoil hidrazona (H2AcpNO2Ph) produziram os complexos [Bu nSn(2AcPh)Cl2] (1), [Bu nSn(2AcpClPh)Cl2] (2), [Bu nSn(2AcpNO2Ph)Cl2] (3), [PhSn(2AcPh)Cl2] (4), [PhSn(2AcpClPh)Cl2] (5) e [PhSn(2AcpNO2Ph)Cl2] (6). H2AcpClPh revelou-se a hidrazona mais ativa contra Staphylococcus aureus e Candida albicans. Pela coordenação a atividade antibacteriana tanto do metal quanto das hidrazonas aumenta significativamente. Os complexos 2 e 5 revelaram-se os mais ativos como agentes antimicrobianos.
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