Knoevenagel Condensation ·
Aldehyde + Active Methylene
un
seel
.com · PhCHO + CH₂(CO₂Et)₂ → PhCH=C(CO₂Et)₂ + H₂O
Stage
reactants
Base
piperidine (cat.)
Step
reactants assembled
Aryl ring (aldehyde)
Carbonyl O
Ester C=O (EWG)
Active-methylene C / new C=C
Amine catalyst / leaving H₂O
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.com · Knoevenagel Condensation