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प्रश्न
Write the reaction of aromatic primary amine with nitrous acid.
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उत्तर
Aromatic amine react with nitrous acid (prepared in situ from NaNO2 and a mineral acid such as HCl) at 273 − 278 K to form stable aromatic diazonium salts, i.e., NaCl and H2O.
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संबंधित प्रश्न
Give the structures of A, B and C in the following reactions :
Write the reaction of aliphatic primary amine with nitrous acid.
Name the process of breaking C-X bond by ammonia in preparation of amines.
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\[\ce{Aniline ->[(CH3CO)2O][Pyridine] A}\]
Identify the product obtained, when benzamide is treated with bromine and aqueous sodium hydroxide.
Identify the product obtained when benzamide is treated with bromine and aqueous sodium hydroxide?
Which of the following reagents is used in Mendius reduction reaction of alkyl cyanide?
In order to prepare a 1° amine from an alkyl halide with simultaneous addition of one \[\ce{CH2}\] group in the carbon chain, the reagent used as source of nitrogen is ______.
The source of nitrogen in Gabriel synthesis of amines is ______.
The best reagent for converting 2–phenylpropanamide into 2-phenylpropanamine is ______.
Reduction of aromatic nitro compounds using \[\ce{Fe}\] and \[\ce{HCl}\] gives ______.
Which of the following methods of preparation of amines will give same number of carbon atoms in the chain of amines as in the reactant?
Suggest a route by which the following conversion can be accomplished.
How will you carry out the following conversion?
The Gabriels' phthalimide synthesis is used in the synthesis of
In the given reaction what is the X?
\[\begin{array}{cc}
\ce{O}\phantom{.......................}\\
||\phantom{.......................}\\
\phantom{}\ce{R - C - OH <-[H3O] Χ ->[H] RCH2NH2}
\end{array}\]
When primary amines are treated with HCl, the product obtained is which of the following?
Which of the following CANNOT be prepared by ammonolysis of alkyl halide?
Which of the following reaction DOES NOT involve Hoffmann bromamide degradation?
Write a short note on the following:
Ammonolysis
