An oscillating C22− unit inside a copper rectangle

Literature Information

Publication Date 2003-04-28
DOI 10.1039/B301842C
Impact Factor 6.222
Authors

Hong-Zhe Sun, David Balcells, Feliu Maseras, Odile Eisenstein


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Abstract

[Cu4(μ-dppm)4(μ4-η1,η2-CC–)]2+ has been shown by 31P and 1H NMR studies to undergo two fluxional processes in solution, the oscillation of the CC2− unit inside the copper rectangle and the flipping of the diphosphines, and this has been supported by DFT(B3LYP) calculations.

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