Write the components which on crossed Claisen condensation could be used to prepare the following esters.

 

Write the components which on crossed Claisen condensation could be used to prepare the following esters.

Write the components which on crossed Claisen condensation could be used to prepare the following esters.

$\mathrm{PhCHO}+{\left({\mathrm{CH}}_3\mathrm{CO}\right)}_2\mathrm{O}\frac{\left(1\right){\mathrm{CH}}_3\mathrm{COONa}}{\left(2\right)\mathrm{hydrolysis}}\to \mathrm{A}\stackrel{\mathrm{HBr}}{\to }\mathrm{B}$

The product B is:

In the given reaction the product is:

What is the final product of this sequence of reactions?

Identify products of given reaction:

Which of the following is not a chemical property or identification test for aldehydes?