Fig. 3: Linear fitting of structure-reactivity relationship.

a Relationship of lnk to ΔG₁^‡/T, indicating reactivity of a varying with R²′s property and (m, n) ring′s size; b Relationship of ΔG₁^‡ to the formation energy ΔG₂ of allylic carbocation e. Unless otherwise specified, m or n = 4.