[Ag2(aca)2]n and [Ag4(aca)4(NH3)2] (acaH = 9-anthracenecarboxylic acid): Synthesis, X-ray crystal structures, antimicrobial and anti-cancer activities

Robert Curran, Joanne Lenehan, Malachy McCann, Kevin Kavanagh, Michael Devereux, Denise A. Egan, Grace Clifford, Kevin Keane, Bernadette S. Creaven, Vickie McKee

    Research output: Contribution to journalArticlepeer-review

    35 Citations (Scopus)

    Abstract

    [Ag2(9-aca)2]n and [Ag4(9-aca)4(NH3)2] (9-acaH = 9-anthracenecarboxylic acid) have been prepared and structurally characterized. [Ag2(9-aca)2]n consists of polymeric ribbons of linked disilver(I) syn-syn bridged dicarboxylate units. [Ag4(9-aca)4(NH3)2] is tetrameric and centrosymmetric, with two syn-syn bridging carboxylates linked to the bimetallic Ag-Ag core and a further two syn-anti bridged carboxylate ligands in the equatorial plane, being coordinated to one Ag in the bimetallic core and to a second Ag, with the latter also bonded to an NH3 ligand. In vitro studies show that both complexes are extremely cytotoxic against selected human fungal and bacterial pathogens, and each complex also greatly inhibits the growth of two mammalian cancer cell lines.

    Original languageEnglish
    Pages (from-to)1149-1153
    Number of pages5
    JournalInorganic Chemistry Communications
    Volume10
    Issue number10
    DOIs
    Publication statusPublished - Oct 2007

    Keywords

    • 9-Anthracenecarboxylic acid
    • Anti-bacterial
    • Anti-cancer
    • Anti-fungal
    • Silver(I)
    • X-ray structure

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