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प्रश्न
How can the activating effect of the −NH2 group in aniline be controlled?
उत्तर
Acetylation of the −NH2 group can influence the activating impact of the −NH2 group.
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संबंधित प्रश्न
What is the action of acetic anhydride on ethylamine?
Give reasons for the following:
Aniline does not undergo Friedel- Crafts reaction.
Write short notes on Acetylation
What is the action of the following reagents on aniline?
Hot and conc. sulphuric acid
How will you convert the following?
Aniline into N−phenylethanamide
What is the role of \[\ce{HNO3}\] in the nitrating mixture used for nitration of benzene?
A solution contains 1 g mol. each of p-toluene diazonium chloride and p-nitrophenyl diazonium chloride. To this 1 g mol. of alkaline solution of phenol is added. Predict the major product. Explain your answer.
Assertion: N, N-Diethylbenzene sulphonamide is insoluble in alkali.
Reason: Sulphonyl group attached to nitrogen atom is strong electron-withdrawing group.
Give reasons for the following observation:
Aniline is acetylated before nitration reaction.
Aniline does not give Friedel-Crafts reaction. Give a reason.
