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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

What is the product when CX6HX5CHX2NHX2 reacts with HNOX2?

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प्रश्न

What is the product when \[\ce{C6H5CH2NH2}\] reacts with \[\ce{HNO2}\]?

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उत्तर

When Benzyl amine is treated with nitrous acid, firstly BDC is formed which is unstable and decomposes to Benzyl alcohol.

\[\ce{\underset{Benzyl amine}{C6H5CH2NH2} + HONO ->[HCl] C6\underset{Benzyl alcohol}{H5CH2OH} + N2 + H2O}\]

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पाठ 13: Amines - Multiple Choice Questions (Type - I) [पृष्ठ १८८]

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एनसीईआरटी एक्झांप्लर Chemistry Exemplar [English] Class 12
पाठ 13 Amines
Multiple Choice Questions (Type - I) | Q 40 | पृष्ठ १८८

संबंधित प्रश्‍न

Write a short note on Hoffmann bromamide degradation.


Write a short note on the following:

Hoffmann’s bromamide reaction


Give the structure of A, B and C in the following reaction:

\[\ce{CH3CH2I ->[NaCN] A ->[OH-][Partial hydrolysis] B ->[NaOH + Br2] C}\]


Give the structures of A, B and C in the following reaction:

\[\ce{CH3COOH ->[NH3][\Delta] A ->[NaOBr] B ->[NaNO2/HCl] C}\]


Explain the mechanism of action of hydroiodic acid on 3-methylbutan-2-ol.


Mendius reaction is used to convert _____________


Write reactions to bring about the following conversions.

Acetamide to methylamine


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\[\ce{C2H5NH2 ->[HNO2] A ->[PCl5] B ->[NH3][Alcohol] C}\]


Which of the following amines forms a clear solution when treated with benzene sulphonyl chloride and excess of potassium hydroxide?


The reduction of alkyl cyanide with sodium and ethanol to give primary amines is, ____________.


Which of the following does NOT give carbylamine test?


Reduction of aromatic nitro compounds using \[\ce{Fe}\] and \[\ce{HCl}\] gives ______.


Best method for preparing primary amines from alkyl halides without changing the number of carbon atoms in the chain is ______.


Identify A and B in the following reaction.


Write following conversions:

nitrobenzene `->` acetanilide


How will you carry out the following conversions?


Assertion: Aromatic 1° amines can be prepared by Gabriel Phthalimide Synthesis.

Reason: Aryl halides undergo nucleophilic substitution with anion formed by phthalimide.


Which of the following amines can be prepared by Gabriel phthalimide reaction?


Write short note on the following.

Ammonolysis.


Write short notes on the following:

Ammonolysis 


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