Gold — long presumed to be an inert metal — has been increasingly shaking this image over the past couple of decades, mostly through electrophilic behaviour. Now, a two-coordinate gold complex has been shown to exhibit nucleophilic reactivity, with the insertion of CO2 into its polarized Auδ−–Alδ+ bond.
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Bourissou, D. Changing the gold standard. Nature Chem 11, 199–200 (2019). https://doi.org/10.1038/s41557-019-0223-z
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DOI: https://doi.org/10.1038/s41557-019-0223-z
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