Tautomers of Acetylacetone (C5H8O2)
Usually the keto tautomer is favored
Keto = ketone
Enol = alcohol
- may also be referred to as an alkenol
Keto Acetylacetone
With geometry optimization
PubChem's 3D structure has both oxygens pointing in the same direction
Enol Acetylacetone
Proton NMR