(B) The hydrogens at position $W$ are part of an active methylene group. Being flanked by two electron-withdrawing carbonyl groups $(-CO-)$,the carban

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(B) The hydrogens at position $W$ are part of an active methylene group. Being flanked by two electron-withdrawing carbonyl groups $(-CO-)$,the carbanion formed by the loss of a proton at $W$ is highly stabilized by resonance with both carbonyl groups. Thus,$W$ is the most acidic site.

Class 12 Chemistry 8-2.Carboxylic acids and Their derivative Properties of Carboxylic Acids and Their Derivatives

Medium

Which is the most acidic hydrogen on propyl acetoacetate?
$CH_3(V) - CO - CH_2(W) - CO - O - CH_2(X) - CH_2 - CH_3(Y)$

A
$V$
B
$W$
C
$X$
D
$Y$

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Chapter

8-2.Carboxylic acids and Their derivative

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Properties of Carboxylic Acids and Their Derivatives

Which of the following is most reactive for decarboxylation?

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In the following sequence of reactions,the final product $C$ is:
$CH_{3}Br$ $\xrightarrow{KCN} A$ $\xrightarrow{H_{2}O} B$ $\xrightarrow{LiAlH_{4}} C$

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The rearrangement of phenyl esters to $o-$ and $p-$ hydroxy ketones in the presence of $AlCl_3$ is known as:

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What is the correct order of acidity of compounds $(I)$,$(II)$,and $(III)$?
$(I)$ $4$-Nitrobenzoic acid
$(II)$ $4$-Methoxybenzoic acid
$(III)$ Benzoic acid

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

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Which is the most acidic hydrogen on propyl acetoacetate? $CH_3(V) - CO - CH_2(W) - CO - O - CH_2(X) - CH_2 - CH_3(Y)$

Similar Questions

Which of the following is most reactive for decarboxylation?

In the following sequence of reactions,the final product $C$ is:$CH_{3}Br$ $\xrightarrow{KCN} A$ $\xrightarrow{H_{2}O} B$ $\xrightarrow{LiAlH_{4}} C$

The rearrangement of phenyl esters to $o-$ and $p-$ hydroxy ketones in the presence of $AlCl_3$ is known as:

What is the correct order of acidity of compounds $(I)$,$(II)$,and $(III)$?$(I)$ $4$-Nitrobenzoic acid$(II)$ $4$-Methoxybenzoic acid$(III)$ Benzoic acid

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

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Which is the most acidic hydrogen on propyl acetoacetate?
$CH_3(V) - CO - CH_2(W) - CO - O - CH_2(X) - CH_2 - CH_3(Y)$

In the following sequence of reactions,the final product $C$ is:
$CH_{3}Br$ $\xrightarrow{KCN} A$ $\xrightarrow{H_{2}O} B$ $\xrightarrow{LiAlH_{4}} C$

What is the correct order of acidity of compounds $(I)$,$(II)$,and $(III)$?
$(I)$ $4$-Nitrobenzoic acid
$(II)$ $4$-Methoxybenzoic acid
$(III)$ Benzoic acid