Carboxylic Acids and Derivatives

Dipotassium 1,4-dihydronaphthalene-1,4-dicarboxylate (structure shown) $\xrightarrow{\text{Electrolysis}}$ A

A is :

In the presence of a small amount of phosphorous, aliphatic carboxylic acids react with chlorine or bromine to yield a compound in which α - hydrogen has been replaced by halogen. This reaction is known as :

In the reaction shown below, the major product(s) formed is/are

Sodium phenoxide when heated with $\ce{CO2}$ under pressure at 125°C yields a product which on acetylation produces C.

$$\ce{C6H5ONa + CO2 ->[125^\circ][5 Atm] B ->[H+][Ac2O] C}$$

The major product C would be :

In the reaction,
$$\ce{CH3COOH ->[LiAlH4] A ->[PCl5] B ->[Alc. KOH] C},$$
the product C is :

An organic compound A, $\ce{C5H8O}$; reacts with $\ce{H2O}$, $\ce{NH3}$ and $\ce{CH3COOH}$ as described below :

• with $\ce{H2O}$: $\sim\ce{CH-C(=O)-OH}$
• with $\ce{NH3}$: $\sim\ce{CH-C(=O)-NH2}$
• with $\ce{CH3COOH}$: $\sim\ce{CH-C(=O)-O-C(=O)-CH3}$

A is :

The gas liberated by the electrolysis of Dipotassium succinate solution is :

The major product formed when 1, 1, 1 − trichloro - propane is treated with aqueous potassium hydroxide is :

Among the following organic acids, the acid present in rancid butter is :

The compound that does NOT liberate $\ce{CO2}$, on treatment with aqueous sodium bicarbonate solution, is

The total number of carboxylic acid groups in the product P is

The carboxyl functional group (-COOH) is present in

The compound that undergoes decarboxylation most readily under mild condition is

The major product H of the given reaction sequence is
$$\ce{CH3-CH2-CO-CH3 ->[CN^-] G ->[95\%\ H2SO4][Heat] H}$$

The compound I is

The compound K is

With reference to the scheme given, which of the given statement(s) about T, U, V and W is (are) correct?

Among the following compounds, the most acidic is

In the reaction (4-methylbenzamide) $\xrightarrow[\text{(2) } \ce{C6H5COCl}]{\text{(1) } \ce{NaOH/Br2}}$ T, the structure of the Product T is

The compound S is