Eliminative ring fission. The retro-Thorpe–Ingold effect
作者:Pier Paolo Piras、Charles J. M. Stirling
DOI:10.1039/c39820000660
日期:——
In eliminativeringfission of cyclopropanes by the (E1cB)Rmechanism, gem-dimehtyl substitution substantially raises ΔH‡; for oxirans, which react by the E2 mechanism, this retro-Thorpe–Ingold effect is insufficient to make ring cleavage rate-determining.