{2,2-Bis[(4S)-4-tert-butyl-4,5-dihydro-1,3-oxazol-2-yl]propane}bis(N,N-dimethylformamide)copper(II) bis(hexafluoridoantimonate)

In the title compound, [Cu(C(17)H(30)N(2)O(2))(C(3)H(7)NO)(2)][SbF(6)](2), which is a potential catalyst in the asymmetric Gosteli-Claisen rearrangement, the Cu atom adopts a distorted cis-CuN(2)O(2) square-planar geometry arising from N,N'-bidentate coordination by the chiral ligand and two O-bonded dimethylformamide molecules. Two short C-H center dot center dot center dot O contacts occur within the ligand and two weak intermolecular C-H center dot center dot center dot F bonds may help to establish the packing.