1. For some recent reviews see: (a) Curran, D.P. Radical Cyclizations and Sequential Radical Reactions, in Comprehensive Organic Synthesis, Vol. 4, Trost, B.M. , and Fleming, I. , Eds., Pergamon Press, New York, 1991, Chapter 4.2 p. 779.
2. (a) Curran, D.P. Radical Cyclizations and Sequential Radical Reactions, in Comprehensive Organic Synthesis, Vol. 4, Trost, B.M. , and Fleming, I. , Eds., Pergamon Press, New York, 1991, Chapter 4.2 p. 779.
3. (b) Larid, E.R. and Jorgensen, W.L. J. Org. Chem. 1990, 55, 9. Jasperse, C.P. , Curran, D.P. ; Fevig, T.L. Chem. Rev. 1991, 91, 1237.
4. (c) Curran, D.P. Synthesis 1988, 417 and 489.
5. (d) Ramamiah, M. Tetrahedron 1987, 43, 3541.