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प्रश्न
Best method for preparing primary amines from alkyl halides without changing the number of carbon atoms in the chain is ______.
विकल्प
Hoffmann Bromamide reaction
Gabriel phthalimide synthesis
Sandmeyer reaction
Reaction with \[\ce{NH3}\]
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उत्तर
Best method for preparing primary amines from alkyl halides without changing the number of carbon atoms in the chain is Gabriel phthalimide synthesis.
Explanation:
Gabriel phthalimide synthesis is used to get primary amine from alkyl halide without any change in number of carbon atoms.
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संबंधित प्रश्न
Why cannot aromatic primary amines be prepared by Gabriel phthalimide synthesis?
Give the structures of A, B and C in the following reactions :
Give the structures of A, B and C in the following reactions :
Write the order of reactivity of alkyl halides with ammonia.
Identify compound 'B' in following series of reactions?
\[\ce{Acetonitrile ->[Na/alcohol] A ->[NaNO2/dil.HCI] B}\]
The end product C of the following reaction is
\[\ce{C2H5NH2 ->[HNO2] A ->[PCl5] B ->[NH3][Alcohol] C}\]
Identify the product obtained, when benzamide is treated with bromine and aqueous sodium hydroxide.
Hoffmann Bromamide Degradation reaction is shown by ______.
Among the following amines, the strongest Brönsted base is:
A primary amine is formed by an amide on treatment with bromine and alkali. The primary amine has
The compound X is which of the following?
\[\ce{CH3CN ->[Na + C2H5OH] x}\]
Ethylamine can be prepared by the action of bromine and caustic potash on which compound?
Which of the following compound is expected to be most basic?
Which of the following compound gives pink colour on reaction with phthalic anhydride in cone. H2SO4 followed by treatment with NaOH?
Which of the following reaction DOES NOT involve Hoffmann bromamide degradation?
Write a short note on the following:
Ammonolysis
Write a short note on Ammonolysis.
Write short notes on the following:
Ammonolysis
