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प्रश्न
Give the structures of A, B and C in the following reaction:
\[\ce{CH3COOH ->[NH3][\Delta] A ->[NaOBr] B ->[NaNO2/HCl] C}\]
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उत्तर
\[\ce{\underset{Ethanoic acid}{CH3COOH} ->[NH3][\Delta] \underset{(A)}{\underset{Ethanamide}{CH3CONH2}} ->[NaOBr] \underset{(B)}{\underset{Methanamine}{CH3NH2}} ->[NaNO2/HCl] \underset{(C)}{\underset{Methanol}{CH3OH}}}\]
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संबंधित प्रश्न
Write a short note on Hoffmann bromamide degradation.
An aromatic compound 'A' of molecular formula C7H7ON undergoes a series of reactions as shown below. Write the structures of A, B, C, D and E in the following reactions :
Write the reaction of aliphatic primary amine with nitrous acid.
Give the structures of A, B and C in the following reactions :
Give the structures of A, B and C in the following reactions :
Write structures of compounds A and B in each of the following reactions:
Write the order of reactivity of alkyl halides with ammonia.
Explain Hoffmann’s exhaustive alkylation with suitable reactions.
Explain the following reaction with a suitable example.
Hofmann elimination reaction
The end product C of the following reaction is
\[\ce{C2H5NH2 ->[HNO2] A ->[PCl5] B ->[NH3][Alcohol] C}\]
\[\ce{CH3-CN ->[Na/C2H5OH]}\]
The product formed is ____________.
Identify the INCORRECT statement regarding Hofmann bromamide reaction.
The source of nitrogen in Gabriel synthesis of amines is ______.
Under which of the following reaction conditions, aniline gives p-nitro derivative as the major product?
(i) Acetyl chloride/pyridine followed by reaction with conc.\[\ce{H2SO4 }\] + conc. \[\ce{HNO3}\].
(ii) Acetic anyhdride/pyridine followed by conc.\[\ce{H2SO4}\] + conc.\[\ce{HNO3}\].
(iii) Dil. HCl followed by reaction with conc.\[\ce{H2SO4}\] + conc.\[\ce{HNO3}\].
(iv) Reaction with conc.\[\ce{HNO3}\] + conc.\[\ce{H2 SO4}\].
Account for the following:
Aniline cannot be prepared by the ammonolysis of chlorobenzene under normal conditions.
When primary amines are treated with HCl, the product obtained is which of the following?
Amides can be converted into amines by the reaction named ______.
Write short note on the following.
Ammonolysis.
Assertion: Amimonolysis of alkyl halides involves the reaction between alkyl halides and alcoholic ammonia.
Reason: Ammonolysis of alkyl halides produces secondary amines only.
Write short notes on the following:
Ammonolysis
