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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 a short note on the following:
Hoffmann’s bromamide reaction
Give the structures of A, B and C in the following reaction:
\[\ce{C6H5NO2 ->[Fe/HCl] A ->[HNO2][273 K] B ->[C6H5OH] C}\]
Identify 'A' and 'B' in the following reaction and rewrite the complete reaction :
Name the process of breaking C-X bond by ammonia in preparation of amines.
Write reactions to bring about the following conversions.
Acetamide to Ethylamine
Which nitrogen containing compound amongst the following would undergo Mendius reduction to furnish primary amine \[\ce{(R - NH2)}\]?
Which of the following amines cannot be prepared by Gabriel phthalimide synthesis?
The best reagent for converting, 2-phenylpropanamide into 1- phenylethanamine is ______.
Hoffmann Bromamide Degradation reaction is shown by ______.
Reduction of aromatic nitro compounds using \[\ce{Fe}\] and \[\ce{HCl}\] gives ______.
Which of the following amines can be prepared by Gabriel synthesis.
(i) Isobutyl amine
(ii) 2-Phenylethylamine
(iii) N-methylbenzylamine
(iv) Aniline
Which of the following reactions are correct?
(i)
(ii)
(iii)
(iv)
How will you bring out the following conversion?
Reduction of nitro alkanes yields which compound?
Which of the following compound is expected to be most basic?
Which of the following reaction DOES NOT involve Hoffmann bromamide degradation?
Amides can be converted into amines by the reaction named ______.
Write the name of reduction product formed when ethyl cyanide is treated with sodium and alcohol.
