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What is the action of dil NaOH on ethana...

What is the action of dil NaOH on ethanal (acetaldehyde) ? Name the reaction

Text Solution

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Explanation or equation

Aldol reaction/Aldol condenstion.
Detailed Answer:
Acetaldehydes undergo self condensation in presence of NaOH to form `beta`-hydroxy aldehydes.
`CH_(3) overset(O)overset(||)CH+H-CH_(2)CHO overset(Hoverset(* *)O""^(-))tounderset("(acetaldol")underset("3-hydroxy butanal")(CH_(3)-overset(OH)overset(|)("CH")-CH_(2)-CHO)`
Name of the reaction is aldol condensation.
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