Exploring Multiple Potential Energy Surfaces: Photochemistry of Small Carbonyl Compounds

Figure 5

(a) A S₀/T₁-MEPSX curve for H₂C=C(OH)CH₃  ↔  (CH₃)₂CO  ↔ CH₃CO+CH₃ and (b) a S₀/T₁-MEPSX curve for CH₃−CO−CH₃  ↔  (CH₃)₂CO↔ CH₃CO+CH₃, at the UB3LYP/6-31+G* level.

(a)

(b)