1. Koltun, E. S. PhD Thesis, University of Minnesota, 1999.
2. Only the syn isomer of tosylate 2 was obtained in the synthesis of 1.
3. For example, see: Dombrowski, G. W. PhD Thesis, University of Minnesota, 1995, and references therein.
4. 1H NMR data of the unknown acetate indicates that it is not the unrearranged acetate of 2.