1. This topic has been reviewed extensively; seeinter alia: (a) Wentrup, C.Top.Curr.Chem.1976,62, 173. (b) Jones, W. M.Acc.Chem.Res.1977,10, 353. (c) Jones, W. M.; Brinker, U. H. InPericyclic Reactions; Marchand, A. P., Lehr, A. E., Eds.; Academic Press: New York, 1977; Vol. 1, Chapter 3, p 149. (d) Wentrup, C. InReactive Intermediates; Ambramovich, R., Ed.; Plenum Press: New York, 1980; Vol. 1, Chapter 4, p 263. (e) Wentrup, C.Reactive Molecules; Wiley-Interscience: New York, 1984; pp 220 and 242. (f) Moss, R. A.; Jones, M., Jr.Reactive Intermediates; Wiley: New York, 1985; Vol. 3, p 91.
2. The Rearrangement of Phenylcarbenes to Cycloheptatrienylidenes
3. Interconversion of o-, m- and p-Tolylcarbenes
4. Thermal Interconversion of Phenylcarbene and Tropylidene. Preliminary communication