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The reagent which does not give acid chl...

The reagent which does not give acid chloride on treating with a carboxylic acid is

A

`PCl_(5)`

B

`Cl_(2)`

C

`SOCl_(2)`

D

`PCl_(3)`

Text Solution

Verified by Experts

The correct Answer is:
B
(a) `CH_(3)COOH+ PCl_(5) to underset("Acid chloride")(CH_(3)- overset(O)overset(||)C-Cl+ POCl_(3))+ HCl`
(b) `CH_(3)COOH+ Cl_(2) to underset("Chloroacetic acid")(underset(Cl)underset(|)CH_(2)-overset(O)overset(||)C-OH+ HCl)`
(c) `CH_(3)COOH+ SOCl_(2) to underset("acid chloride")(CH_(3)-overset(O)overset(||)C-Cl)+ SO_(2)+HCl`
(d) `3CH_(3)COOH+ PCl_(3) to underset("Acid chloride")(3CH_(3)-overset(O)overset(||)C-Cl)+ H_(3)PO_(3)`
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