Moore Myers Cyclization; Moore Cyclization; Myers Cyclization

J. O. Karlsson et al., J. Am. Chem. Soc. 107, 3392 (1985); A. G. Myers et al., ibid. 111, 8057 (1989); R. Nagata et al., Tetrahedron Letters 30, 4995 (1989).

Thermal generation of a biradical by cyclization of enyne-ketenes (Moore) or of enyene-allenes (Myers):



A. Rahm, W. D. Wulff, J. Am. Chem. Soc. 118, 1807 (1996). Reviews: H. W. Moore, B. R. Yerxa, Chemtracts 1992, 273-313; M. E. Maier, Synlett 1995, 13-26; K. K. Wang, Chem. Rev. 96, 207-222 (1996). Cf. Bergman Reaction.