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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, \[\ce{C6H4(CO)2N– K+}\]
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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.
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संबंधित प्रश्न
Give the structures of A, B and C in the following reactions :
Identify 'A' and 'B' in the following reaction and rewrite the complete reaction :
Write the order of reactivity of alkyl halides with ammonia.
Identify the product obtained when benzamide is treated with bromine and aqueous sodium hydroxide?
Identify the INCORRECT statement regarding Hofmann bromamide reaction.
In aqueous phase the order of basic strength of alkylamine is ______.
Amongst the following, the strongest base in aqueous medium is ______.
Benzylamine may be alkylated as shown in the following equation:
\[\ce{C6H5CH2NH2 + R - X -> C6H5CH2NHR}\]
Which of the following alkylhalides is best suited for this reaction through SN1 mechanism?
Hoffmann Bromamide Degradation reaction is shown by ______.
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 conversions?
How will you carry out the following conversions?
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.
Reduction of nitro alkanes yields which compound?
Which of the following compound is expected to be most basic?
Which of the following statement(s) is/are incorrect in case of Hofmann bromamide degradation?
Write the name of reduction product formed when ethyl cyanide is treated with sodium and alcohol.
Write a short note on Ammonolysis.
