Claisen Rearrangement · [3,3]-Sigmatropic Shift
unseel.com · allyl vinyl ether → γ,δ-unsaturated carbonyl
Bonds moving 0
Electrons 6
Stage allyl vinyl ether
Oxygen · atom 1′ (becomes C=O)
Vinyl carbons (2′-3′)
Allyl carbons (1-2-3)
New C–C σ bond
Six-electron loop
Unseel.com · Claisen Rearrangement