Favorskii Rearrangement ·
Ring Contraction
un
seel
.com · α-halo ketone → ester · via a cyclopropanone
Ring size
6
Stage
0 / 9
Step
α-chloro ketone
Carbon (ring)
Oxygen (C=O)
Chlorine (leaving)
Base / nucleophile (MeO⁻)
New C–C bond
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