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प्रश्न
Give the structures of A, B and C in the following reaction:
\[\ce{C6H5NO2 ->[Fe/HCl] A ->[HNO2][273 K] B ->[C6H5OH] C}\]
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उत्तर
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संबंधित प्रश्न
Accomplish the following conversion:
Benzyl chloride to 2-phenylethanamine
Write the reaction of aromatic primary amine with nitrous acid.
Choose the most correct option.
Which of the following compounds will dissolve in aqueous NaOH after undergoing reaction with Hinsberg reagent?
Write reactions for the preparation of ethanamine using Gabriel phthalimide synthesis.
Why cannot aniline be prepared by Gabriel phthalimide synthesis?
Identify compound 'B' in following series of reactions?
\[\ce{Acetonitrile ->[Na/alcohol] A ->[NaNO2/dil.HCI] B}\]
____________ can be prepared exclusively by Gabriel phthalimide synthesis.
What product is formed when \[\ce{R - C ≡ N}\] is hydrolysed?
The reduction of alkyl cyanide with sodium and ethanol to give primary amines is, ____________.
Which of the following reagents is used in Mendius reduction reaction of alkyl cyanide?
The best reagent for converting, 2-phenylpropanamide into 1- phenylethanamine is ______.
Which of the following compounds is the weakest Brönsted base?
Which of the following reactions are correct?
(i)
(ii)
(iii)
(iv)
How will you bring out the following conversion?
How will you carry out the following conversion?
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 \[\ce{NH3}\] |
Methyl amine on reaction with chloroform in the presence of NaOH gives ______.
Write short note on the following.
Ammonolysis.
Write a short note on the following:
Ammonolysis
