Royal Society of Chemistry, Chemical Science, 6(11), p. 1607-1616, 2020
DOI: 10.1039/c9sc05835d
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A dicopper complex featuring a symmetrically bridging nitrile ligand and supported by a binucleating naphthyridine-based ligand was treated with phosphaalkynes to yield dicopper complexes that exhibit phosphaalkynes in rare μ-η2:η2 binding modes.