Methods of Preparations of Carboxylic Acids

 Degree of unsaturation in compound $\mathrm{Z}$ is

When ethyl butanoate undergo reaction with $\mathrm{NaOH}$ and ${\mathrm{H}}_3{\mathrm{O}}^{+}$ then out of ethyl and butyl group which forms acid and why?

The refluxing of ${\left(\mathrm{C}{\mathrm{H}}_3\right)}_2\mathrm{N}\mathrm{C}\mathrm{O}\mathrm{C}{\mathrm{H}}_3$ with acid gives

The compound B is

Acid hydrolysis of X yields two different organic compounds. Which one of the following is X?

The major product formed when 1, 1, 1- trichloropropane is treated with aqueous potassium hydroxide is :

In the above reaction sequence, the product $\mathrm{C}$ is

The compound $\mathrm{X}$ in the following reaction scheme:

 is:

Which one of the following functional groups undergoes hydrolysis with alkali to yield an acid group?

${\mathrm{CH}}_3\mathrm{OH}\stackrel{{\mathrm{PI}}_3}{\to }\mathrm{X}\stackrel{\mathrm{KCN}}{\to }\mathrm{Y}\stackrel{\mathrm{Hydrolysis}}{\to }\mathrm{Z}$

The final product in the reaction is :

C is a chiral carboxylic acid .The structure of the carboxylic acid is

An artificial sweetening agent Aspartame (X) is 200 times sweeter than sugar. It is an ester of the which dipeptide?

Identify $\mathrm{C}$ from the above reaction.

Compound which will not give benzoic acid on boiling with KMnO4 (alk.) and subsequent acidification is-

${\mathrm{C}}_{12}{\mathrm{H}}_{18}$ is an aromatic organic compound which on oxidation with chromic acid gives $\left(\mathrm{A}\right) {\mathrm{C}}_{12}{\mathrm{H}}_{14}{\mathrm{O}}_4$, $\mathrm{A}$ on heating forms anhydride $\left(\mathrm{B}\right){\mathrm{C}}_{12}{\mathrm{H}}_{12}{\mathrm{O}}_{3 }, \left(\mathrm{A}\right)$ on heating with soda lime gives $\left(\mathrm{C}\right) {\mathrm{C}}_9{\mathrm{H}}_{14}$. Compound $\left(\mathrm{C}\right)$ gives only one monochloro product with ${\mathrm{Cl}}_2/\mathrm{hv}$.  The structure of compound ${\mathrm{C}}_{12}{\mathrm{H}}_{18}$ is

Identify A and B.

Which of the following is compound $\left(\mathrm{C}\right)$?

Which of the following reactions are correct?

If $1 \mathrm{gm}$ of propionic anhydride is introduced quantitatively into water, calculate the volume of$0.5 \mathrm{N}$ alkali required for neutralisation of the solution?

Which of the following reagents is used for the preparation of citric acid using Reformatsky reaction?