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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 ______.
पर्याय
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
How are propan-1-amine and propan-2-amine prepared from oxime?
Give the structure of A, B and C in the following reaction:
\[\ce{C6H5N2Cl ->[CuCN] A ->[H2O/H+] B ->[NH3][\Delta] C}\]
Write the reaction of aliphatic primary amine with nitrous acid.
Mention 'two' uses of propan-2-one.
Give the structures of A, B and C in the following reactions :

Account for the following:
Gabriel phthalimide synthesis is not preferred for preparing aromatic primary amines.
Answer in one sentence.
Predict the product of the following reaction.
\[\ce{Nitrobenzene ->[Sn/conc.HCl]?}\]
Mendius reaction is used to convert _____________
Which of the following amines forms a clear solution when treated with benzene sulphonyl chloride and excess of potassium hydroxide?
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:
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?
Amongst the given set of reactants, the most appropriate for preparing 2° amine is ______.
Hoffmann Bromamide Degradation reaction is shown by ______.
Which of the following methods of preparation of amines will give same number of carbon atoms in the chain of amines as in the reactant?
Suggest a route by which the following conversion can be accomplished.

What is the IUPAC name of \[\ce{(CH3)2 - N - CH3}\]?
Write a short note on the following:
Ammonolysis
Write short notes on the following:
Ammonolysis
Write a short note on the following:
Ammonolysis
