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plz explain the mechanism in the perkin equation

plz explain the mechanism in the perkin equation

 

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1 Answers

Pankaj
askIITians Faculty 131 Points
7 years ago
Hello Sushmita
The Perkin reaction is used to convert an aromatic aldehyde and an anhydride to an α,β-unsaturated carboxylic acid using sodium acetate.

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Ester can be condensed with aromatic aldehydes in the presence of alkoxides; thus benzaldehyde and ethylacetate in the presence of sodium ethoxide, give ethyl cinnamate,
C6H5CH = CHCOOC2H5.
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