1. Donaldson, W.A.; Ramaswamy, M.Tetrahedron Lett.
1989,30, 1339; Saber, S.P.; Slawin, A.M., Thomas, S.E.; Williams, D.J.; Ward, M.F.; Worthington, P.A.J. Chem. Soc., Chem. Commun.
1994, 2169; Jandeleit, B.Doctoral Dissertation, Rheinisch-Westfälischen Technischen Hochschule: Aachen; Germany, 1995.
2. Donaldson, W.A.; Shang, L.; Tao, C.; Yun, Y.-K.; Ramaswamy, M.; Young, V.G., Jr.J. Organomet. Chem. submitted for publication.
3. Yun, Y.-K.; Donaldson, W.A.J. Am. Chem. Soc.
1997,119, 4084.
4. SHELXTL-Plus V5.0, Siemens Industrial Automation, Inc.: Madison, WI.
5. The dihedral angle τ, O(1)−C(6)−C(5)−X, is defined to be that between the planar methoxycarbonyl group and the midpointX of the distal cyclopropane ring bond.6