Advertisements
Advertisements
Question
Give the structure of A, B and C in the following reaction:
\[\ce{C6H5NO2 ->[Fe/HCl] A ->[NaNO2 + HCl][273 K] B ->[H2O/H+][\Delta] C}\]
Solution
\[\ce{\underset{Nitrobenzene}{C6H5NO2} ->[Fe/HCl] \underset{(A)}{\underset{Aniline}{C6H5NH2}} ->[NaNO2 + HCl][273 K] \underset{(B)}{\underset{chloride}{\underset{Benzenediazonium}{C6H5\overset{+}{N}≡NCl-}}} ->[H2O/H+][\Delta] \underset{(C)}{\underset{Phenol}{C6H5OH}}}\]
APPEARS IN
RELATED QUESTIONS
Accomplish the following conversion:
Benzamide to toluene
Write the reactions of aliphatic primary amines with nitrous acid.
Explain the mechanism of action of hydroiodic acid on 3-methylbutan-2-ol.
Account for the following:
Gabriel phthalimide synthesis is not preferred for preparing aromatic primary amines.
Answer the following
Identify A and B in the following reactions.
\[\ce{C6H5CH2Br->[alco.][KCN]A ->[Na/ethanol]B.}\]
Mendius reaction is used to convert _____________
Name the process of breaking C-X bond by ammonia in preparation of amines.
Write the order of reactivity of alkyl halides with ammonia.
Write reactions for the preparation of ethanamine using Gabriel phthalimide synthesis.
Identify the product 'A' in the following reaction.
\[\ce{Aniline ->[(CH3CO)2O][Pyridine] A}\]
Amongst the following, the strongest base in aqueous medium is ______.
Hoffmann Bromamide Degradation reaction is shown by ______.
Which of the following methods of preparation of amines will give same number of carbon atoms in the chain of amines as in the reactant?
Reduction of nitrobenzene by which of the following reagent gives aniline?
(i) \[\ce{Sn/HCl}\]
(ii) \[\ce{Fe/HCl}\]
(iii) \[\ce{H2 - Pd}\]
(iv) \[\ce{Sn/NH4OH}\]
Which of the following reaction DOES NOT involve Hoffmann bromamide degradation?
- Phenyl methenamine
- N, N - Dimethylaniline
- N - Methyl aniline
- Benzenamine
Choose the correct order of the basic nature of the above amines.
Write the name of the product formed by the action of LiAlH4/ether on acetamide.
Identify A and B in the following reaction.
\[\ce{C6H5CH2Br ->[Alco.][KCN] A ->[Na/Ethanol][reduction] B}\]
Write the name of reduction product formed when ethyl cyanide is treated with sodium and alcohol.
Write short note on the following.
Ammonolysis.
