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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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संबंधित प्रश्न
Accomplish the following conversion:
Nitrobenzene to benzoic acid
Give the structure of A, B and C in the following reaction:
\[\ce{C6H5NO2 ->[Fe/HCl] A ->[NaNO2 + HCl][273 K] B ->[H2O/H+][\Delta] C}\]
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:
Answer in one sentence.
Predict the product of the following reaction.
\[\ce{Nitrobenzene ->[Sn/conc.HCl]?}\]
\[\ce{CH3-CN ->[Na/C2H5OH]}\]
The product formed is ____________.
Nitro compounds are reduced by iron scrap and hydrochloric acid to yield one of the following compounds:
Hoffmann Bromamide Degradation reaction is shown by ______.
Best method for preparing primary amines from alkyl halides without changing the number of carbon atoms in the chain is ______.
Reduction of nitrobenzene by which of the following reagent gives aniline?
(i) \[\ce{Sn/HCl}\]
(ii) \[\ce{Fe/HCl}\]
(iii) \[\ce{H2 - Pd}\]
(iv) \[\ce{Sn/NH4OH}\]
What is the best reagent to convert nitrile to primary amine?
How will you carry out the following conversions?
Match the reactions given in Column I with the statements given in Column II.
| Column I | Column II | ||
| (i) | Ammonolysis | (a) | Amine with lesser number of carbon atoms |
| (ii) | Gabriel phthalimide synthesis | (b) | Detection test for primary amines. |
| (iii) | Hoffmann Bromamide reaction | (c) | Reaction of phthalimide with \[\ce{KOH}\] and \[\ce{R-X}\] |
| (iv) | Carbylamine reaction | (d) | Reaction of alkylhalides with \[\ce{NH3}\] |
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 compound is expected to be most basic?
A compound 'A' on reduction with iron scrap and hydrochloric acid gives compound 'B' with molecular formula C6H7N. Compound 'B' on reaction with CHCl3 and alcoholic KOH produces an obnoxious smell of carbylamine due to the formation of 'C'. Identify 'A', 'B' and 'C' and write the chemical reactions involved.
Which of the following would not be a good choice for reducing nitrobenzene to aniline?
Write a short note on the following:
Ammonolysis
