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Acknowledgements
This research has been funded by the State of Mecklenburg-
Western Pomerania, the BMBF, and the DFG (Leibniz Prize).
We thank Dr W. Baumann, Dr C. Fischer, S. Buchholz,
S. Schareina, A. Koch, and S. Smyczek (all at the LIKAT) for
their excellent technical and analytical support.
9 For recent examples see: (a) V. I. Tararov and A. Börner, Synlett, 2005, 203;
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10 For recent examples using Fe in homogeneous catalysis see:
(a) R. M. Bullock, Angew. Chem., 2007, 119, 7504, (Angew. Chem., Int.
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2374 | Green Chem., 2012, 14, 2371–2374
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