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प्रश्न
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 \[\ce{NH3}\] |
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उत्तर
| Column I | Column II | ||
| (i) | Ammonolysis | (d) |
Reaction of alkylhalides with \[\ce{NH3}\] \[\ce{R - X -> RNH2 + HCl}\] |
| (ii) | Gabriel phthalimide synthesis | (c) |
Reaction of phthalimide with \[\ce{KOH}\] and \[\ce{R-X}\]
|
| (iii) | Hoffmann Bromamide reaction | (a) |
Amine with lesser number of carbon atoms \[\ce{RCON2 ->[NaOX] RNH2}\] |
| (iv) | Carbylamine reaction | (b) | Detection test for primary amines. |
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संबंधित प्रश्न
Write the reaction of aromatic primary amine with nitrous acid.
Choose the most correct option.
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Answer in one sentence.
Which amide does produce ethanamine by Hofmann bromamide degradation reaction?
Write reactions to prepare ethanamine from Acetonitrile.
The end product C of the following reaction is
\[\ce{C2H5NH2 ->[HNO2] A ->[PCl5] B ->[NH3][Alcohol] C}\]
Which of the following amines forms a clear solution when treated with benzene sulphonyl chloride and excess of potassium hydroxide?
Which of the following amines can be prepared by Gabriel synthesis.
(i) Isobutyl amine
(ii) 2-Phenylethylamine
(iii) N-methylbenzylamine
(iv) Aniline
Under which of the following reaction conditions, aniline gives p-nitro derivative as the major product?
(i) Acetyl chloride/pyridine followed by reaction with conc.\[\ce{H2SO4 }\] + conc. \[\ce{HNO3}\].
(ii) Acetic anyhdride/pyridine followed by conc.\[\ce{H2SO4}\] + conc.\[\ce{HNO3}\].
(iii) Dil. HCl followed by reaction with conc.\[\ce{H2SO4}\] + conc.\[\ce{HNO3}\].
(iv) Reaction with conc.\[\ce{HNO3}\] + conc.\[\ce{H2 SO4}\].
How will you carry out the following conversion?
Assertion: Aromatic 1° amines can be prepared by Gabriel Phthalimide Synthesis.
Reason: Aryl halides undergo nucleophilic substitution with anion formed by phthalimide.
Describe Gabriel's phthalimide synthesis. (Give reaction)
Ethylamine can be prepared by the action of bromine and caustic potash on which compound?
When primary amines are treated with HCl, the product obtained is which of the following?
Methyl amine on reaction with chloroform in the presence of NaOH gives ______.
Write short note on the following:
Ammonolysis
Write short note on the following:
Ammonolysis
Write short note on the following.
Ammonolysis.
Write a short note on the following:
Ammonolysis.
Write short notes on the following:
Ammonolysis
