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प्रश्न
How can the activating effect of the −NH2 group in aniline be controlled?
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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 the structures of main products when aniline reacts with the following reagents :
(CH3CO)2O/pyridine
What is the action of acetic anhydride on diethylamine?
What is the action of the following reagents on aniline?
Hot and conc. sulphuric acid
Illustrate the following reactions giving suitable example in each case
Acetylation of amines
In the nitration of benzene using a mixture of conc. \[\ce{H2SO4}\] and conc. \[\ce{HNO3}\], the species which initiates the reaction is ______.
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.
Give reasons for the following observation:
Aniline is acetylated before nitration reaction.
Aniline does not give Friedel-Crafts reaction. Give a reason.
