An aromatic compound 'A' having molecular formula C_{7}H_{6}O_{2} on treating with aqueous ammonia and heating forms compound 'B' on reaction wit molecular bromine and potassium hydroxide provides compound 'c' having molecular formula C_{6}H_{7}N the structure of 'A; is:

  • Option 1)

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  • Option 2)

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  • Option 3)

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  • Option 4)

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Answers (1)
A admin

 

Esterification of carboxylic acid -

⇒ Carboxylic acid with alcohols or phenols forms esters in the presence of catalyst H2SO4 / HCl

⇒  It's a kind of nucleophilic acyl substitution.

⇒  Involves cleavage of C - OH bond.

- wherein

RCOOH+R'OH\rightleftharpoons RCOOR'+H_{2}O

As we have learned when Aq NH3 acts as a reagent .

A has molecular formula C7H6O2 so the answer will be -

 

(Benzoic acid is 'A' )

 


Option 1)

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Option 2)

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Option 4)

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