The Perkin Reaction · Aldehyde + Anhydride → Cinnamic Acid
unseel.com · PhCHO + Ac₂O + NaOAc → (E)-PhCH=CHCOOH · W. H. Perkin 1868
Stage reactants
New C=C none
Step reactants assembled
Aromatic ring (benzaldehyde)
Anhydride carbon skeleton
Oxygen (carbonyl / acetoxy)
New C–C / C=C bond
Acetate base (⁻OAc)
Unseel.com · The Perkin Reaction