मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Give the structures of A, B and C in the following reaction: CH3CH2Br KCN-> A LiAlH4->B HNO2->0°C C

Advertisements
Advertisements

प्रश्न

Give the structure of A, B and C in the following reaction:

\[\ce{CH3CH2Br ->[KCN] A ->[LiAlH4] B ->[HNO2][0^\circ C] C}\]

रासायनिक समीकरणे/रचना
Advertisements

उत्तर

\[\ce{\underset{Bromoethane}{CH3CH2Br} ->[KCN] \underset{\underset{(A)}{{Cyanoethane}}}{CH3CH2CN} ->[LiAlH4] \underset{\underset{(B)}{Propan-1-amine}}{CH3CH2CH2NH2} ->[HNO2][0^\circ C] \underset{\underset{(C)}{Propan-1-ol}}{CH3CH2CH2OH}}\]

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 9: Amines - Exercises [पृष्ठ २७९]

APPEARS IN

एनसीईआरटी Chemistry Part 1 and 2 [English] Class 12
पाठ 9 Amines
Exercises | Q 9.9 (iii) | पृष्ठ २७९

संबंधित प्रश्‍न

How are propan-1-amine and propan-2-amine prepared from oxime?


How do you convert the following: C6H5CONH2 to C6H5NH2


Give the structure of A, B and C in the following reaction:

\[\ce{C6H5NO2 ->[Fe/HCl] A ->[NaNO2 + HCl][273 K] B ->[H2O/H+][\Delta] C}\]


Write reactions to bring about the following conversions.

Acetamide to Ethylamine


Write reactions for the preparation of ethanamine using Gabriel phthalimide synthesis.


____________ can be prepared exclusively by Gabriel phthalimide synthesis.


In aqueous phase the order of basic strength of alkylamine is ______.


Which of the following reactions does NOT yield an amine?


Amongst the following, the strongest base in aqueous medium is ______.


Hoffmann Bromamide Degradation reaction is shown by ______.


Reduction of aromatic nitro compounds using \[\ce{Fe}\] and \[\ce{HCl}\] gives ______.


Which of the following compounds is the weakest Brönsted base?


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?


Write following conversions:

nitrobenzene `->` acetanilide


Ethylamine can be prepared by the action of bromine and caustic potash on which compound?


Acetamide and ethyl amide can be distinguished by reacting with.


Which of the following compound gives pink colour on reaction with phthalic anhydride in cone. H2SO4 followed by treatment with NaOH?


The amine 'A' when treated with nitrous acid gives yellow oily substance. The amine A is ______.


Write the name of the product formed by the action of LiAlH4/ether on acetamide.


Write a short note on Ammonolysis.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×