... (d) Northeastern University. (2) For a comprehensive review, see: Hibbert, F.; Emeley, J. In Advances in Physical Organic Chemistry; Bethell, D., Ed.; Academic Press: 1990; Vol. 26, pp 255-379. ... 0 1993 American Chemical Society Page 2. 1386 J. Org. Chem., Vol. 58: No. 6, 1993 ...