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प्रश्न
Answer the following
Write a reaction to convert acetic acid into methylamine.
उत्तर
\[\ce{\underset{Ethanoic acid}{CH3COOH} ->[SOCl2] \underset{Ethanoyl chloride}{CH3COCl} ->[NH3 (excess)] \underset{Ethanamide}{CH3CONH2} ->[Br2/KOH][Hofmann bromamide reaction] \underset{Methylamine}{CH3NH2}}\]
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संबंधित प्रश्न
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Accomplish the following conversion:
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Give the structures of A, B and C in the following reactions:
Give plausible explanation for each of the following :
Why are amines less acidic than alcohols of comparable molecular masses?
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Give the structures of A, B and C in the following reactions :
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Gabriel phthalimide synthesis is not preferred for preparing aromatic primary amines.
Write structures of compounds A and B in each of the following reactions:
Answer the following
Identify A and B in the following reactions.
\[\ce{C6H5CH2Br->[alco.][KCN]A ->[Na/ethanol]B.}\]
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Which of the following compounds is the weakest Brönsted base?
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(ii) Acetic anyhdride/pyridine followed by conc.\[\ce{H2SO4}\] + conc.\[\ce{HNO3}\].
(iii) Dil. HCl followed by reaction with conc.\[\ce{H2SO4}\] + conc.\[\ce{HNO3}\].
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Suggest a route by which the following conversion can be accomplished.
How will you carry out the following conversion?
How will you carry out the following conversion?
How will you carry out the following conversions?
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Reason: Aryl halides undergo nucleophilic substitution with anion formed by phthalimide.
The Gabriels' phthalimide synthesis is used in the synthesis of
Reduction of nitro alkanes yields which compound?
Acetamide and ethyl amide can be distinguished by reacting with.
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Give reasons for the following:
Ammonolysis of alkyl halides is not a good method to prepare pure primary amines.
Which of the following compound gives pink colour on reaction with phthalic anhydride in cone. H2SO4 followed by treatment with NaOH?
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Which of the following statement(s) is/are incorrect in case of Hofmann bromamide degradation?
What is the IUPAC name of \[\ce{(CH3)2 - N - CH3}\]?
Write the name of reduction product formed when ethyl cyanide is treated with sodium and alcohol.
Write short note on the following:
Ammonolysis
Write short note on the following.
Ammonolysis.
