EASY

Earn 100

Draw the structure of oxalic acid.

Important Questions on Carboxylic Acids and their Derivatives

EASY

Chemistry>Organic Chemistry>Carboxylic Acids and their Derivatives>Acyl Chlorides

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What is $X$ ?

MEDIUM

Chemistry>Organic Chemistry>Carboxylic Acids and their Derivatives>Acyl Chlorides

The major product of the following chemical reaction is :

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MEDIUM

Chemistry>Organic Chemistry>Carboxylic Acids and their Derivatives>Acyl Chlorides

The following transformation

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can be carried out in three steps. The reagents required for these three steps in their correct order, are:

HARD

Chemistry>Organic Chemistry>Carboxylic Acids and their Derivatives>Acyl Chlorides

The major product obtained in the following reaction is:
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MEDIUM

Chemistry>Organic Chemistry>Carboxylic Acids and their Derivatives>Acyl Chlorides

The major product of the following reaction is:
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MEDIUM

Chemistry>Organic Chemistry>Carboxylic Acids and their Derivatives>Acyl Chlorides

Amides are formed by the reaction of acid chloride with

MEDIUM

Chemistry>Organic Chemistry>Carboxylic Acids and their Derivatives>Acyl Chlorides

A compound

(A)

when treated with

{PCl}_{5}

and then ammonia gave

(B) .

(B)

when treated with bromine and caustic potash produced

(C) .

(C)

on treatment with

{NaNO}_{2}

and

HCl

0^{°} C

and then boiling produce ortho-cresol. Compound

(A)

is:

MEDIUM

Chemistry>Organic Chemistry>Carboxylic Acids and their Derivatives>Acyl Chlorides

The major product obtained in the following reaction is
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MEDIUM

Chemistry>Organic Chemistry>Carboxylic Acids and their Derivatives>Acyl Chlorides

Identify the reagents A and B respectively in the following reactions

C H_{3} C O O H \overset{A}{\to} C H_{3} C O C l \overset{B}{\to} C H_{3} C H O

EASY

Chemistry>Organic Chemistry>Carboxylic Acids and their Derivatives>Acyl Chlorides

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

MEDIUM

Chemistry>Organic Chemistry>Carboxylic Acids and their Derivatives>Acyl Chlorides

When benzoic acid is treated with

P C l_{5}

100^{0} C

, it gives

HARD

Chemistry>Organic Chemistry>Carboxylic Acids and their Derivatives>Acyl Chlorides

The compound obtained by heating salicylic acid with phenol in the presence of phosphorus oxychloride is

MEDIUM

Chemistry>Organic Chemistry>Carboxylic Acids and their Derivatives>Acyl Chlorides

Which reaction coordinate diagram best describe the energetics of the following nucleophilic acyl substitution reaction?

RCOCl (1) + {NH}_{3} (2) ⟶ {RCONH}_{2} (3) + HCl (4)

HARD

Chemistry>Organic Chemistry>Carboxylic Acids and their Derivatives>Acyl Chlorides

Which of the following statements are true about

HCOOH

EASY

Chemistry>Organic Chemistry>Carboxylic Acids and their Derivatives>Acyl Chlorides

Ethyl amine on acetylation gives

HARD

Chemistry>Organic Chemistry>Carboxylic Acids and their Derivatives>Acyl Chlorides

Compounds A is treated with thiionyl chloride then ammonia to give compound B. Compound B is then reacted with bromine and sodium hydroxide (tricky) to give compound. Compound C is heated to give the final product, compound D. What is the most likely structure for compound D?

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