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प्रश्न
Write a short note on the following.
Schotten-Baumann reaction
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उत्तर
Aniline reacts with benzoyl chloride (C6H5COCl) in the presence of NaOH to give N-phenyl benzamide. This reaction is known as the Schotten Baumann reaction. The acylation and benzoylation are nucleophilic substitutions.
\[\begin{array}{cc}
\phantom{..........}\ce{O}\phantom{..........................}\ce{O}\phantom{..}\\
\phantom{.........}||\phantom{..........................}||\phantom{.}\\
\ce{\underset{(Aniline)}{C6H5 - NH2} + \underset{(Benzoyl chloride)}{C6H5 - C - Cl} ->[NaOH] \underset{(N-phenyl benzamide)}{C6H5 - NH - C - C6H5} + HCl}
\end{array}\]
APPEARS IN
संबंधित प्रश्न
Choose the most correct option.
Identify ‘B’ in the following reactions
\[\ce{CH3 - C ≡ N ->[Na/C2H5OH] A ->[NaNO2/dilHCl]B}\]
How are amines classified?
Write a short note on the following.
Carbylamine reaction
Arrange the following.
In decreasing order of the pKb values C2H5NH2, C6H5NHCH3, (C2H)2NH and CH3NH2.
Identify A, B and C.
\[\ce{CH3 - NO2 ->[LiAlH4] A ->[2CH3CH2Br] B ->[H2SO4] C}\]
How will you convert diethylamine into N, N-diethyl acetamide?
How will you convert diethylamine into N-nitrosodiethylamine?
Assertion A: Aniline on nitration yields ortho, meta and para nitro derivatives of aniline.
Reason R: Nitrating mixture is a storng acidic mixture.
In the light of the above statements, choose the correct answer from the options given below:
Account for the following:
Aniline does not undergo Friedel-Crafts reaction.
Write a short note on the following.
Ammonolysis
