Advertisements
Advertisements
प्रश्न
The source of nitrogen in Gabriel synthesis of amines is ______.
विकल्प
Sodium azide, \[\ce{NaN3}\]
Sodium nitrite, \[\ce{NaNO2}\]
Potassium cyanide, \[\ce{KCN}\]
Potassium phthalimide, \[\ce{C6H4(CO)2N– K+}\]
Advertisements
उत्तर
The source of nitrogen in Gabriel synthesis of amines is Potassium phthalimide, \[\ce{C6H4(CO)2N– K+}\].
Explanation:
Potassium phthalimide is the source of nitrogen in Gabriel’s synthesis.
APPEARS IN
संबंधित प्रश्न
Write a short note on Hoffmann bromamide degradation.
Illustrate the following reaction giving suitable example in each case:Gabriel phthalimide synthesis
Answer the following
Identify A and B in the following reactions.
\[\ce{C6H5CH2Br->[alco.][KCN]A ->[Na/ethanol]B.}\]
Write reactions to bring about the following conversions.
Acetamide to Ethylamine
Explain Hoffmann’s exhaustive alkylation with suitable reactions.
Acetamide on reduction using Na/C2H5OH gives ____________.
Identify the product 'A' in the following reaction.
\[\ce{Aniline ->[(CH3CO)2O][Pyridine] A}\]
Identify the major product (B).
Which nitrogen containing compound amongst the following would undergo Mendius reduction to furnish primary amine \[\ce{(R - NH2)}\]?
Identify product B in the following reaction.
\[\ce{Aniline ->[NaNO2][HCl] A ->[KI] B}\]
Which of the following compounds is obtained when quaternary ammonium hydroxide is strongly heated?
Nitro compounds are reduced by iron scrap and hydrochloric acid to yield one of the following compounds:
The best reagent for converting, 2-phenylpropanamide into 1- phenylethanamine is ______.
Assertion: Aromatic 1° amines can be prepared by Gabriel Phthalimide Synthesis.
Reason: Aryl halides undergo nucleophilic substitution with anion formed by phthalimide.
Account for the following:
Aniline cannot be prepared by the ammonolysis of chlorobenzene under normal conditions.
Acetamide and ethyl amide can be distinguished by reacting with.
Which of the following compound is expected to be most basic?
Methyl amine on reaction with chloroform in the presence of NaOH gives ______.
Amides can be converted into amines by the reaction named ______.
Write a short note on the following:
Ammonolysis
