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

How will you convert hexanenitrile into 1-aminopentane?

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प्रश्न

How will you convert hexanenitrile into 1-aminopentane?

रासायनिक समीकरणे/रचना
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उत्तर

\[\ce{\underset{Hexanenitrile}{CH3(CH2)4CN} ->[H3O+][Hydrolysis] \underset{Hexanoic acid}{CH3(CH2)4COOH} ->[PCl5] \underset{Hexanoyl chloride}{CH3(CH2)4COCl} ->[NH3 (excess)][\Delta] CH3(CH2)4CONH2 ->[Br2/KOH] \underset{1-Aminopentane}{CH3(CH2)4NH2}}\]

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पाठ 9: Amines - Exercises [पृष्ठ २७९]

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एनसीईआरटी Chemistry Part 1 and 2 [English] Class 12
पाठ 9 Amines
Exercises | Q 9.5 (ii) | पृष्ठ २७९

संबंधित प्रश्‍न

Convert 3-Methylaniline into 3-nitrotoluene.


Convert aniline into 1, 3, 5-tribromobenzene.


Write the IUPAC name of the following compound and classify it as primary, secondary and tertiary amine.

C6H5NHCH3


Write the IUPAC name of the following compound and classify it as primary, secondary and tertiary amine.

(CH3CH2)2NCH3


Give one chemical test to distinguish between the following pair of compounds.

Methylamine and dimethylamine


Give one chemical test to distinguish between the following pair of compounds.

Secondary and tertiary amines


Give one chemical test to distinguish between the following pair of compounds.

Ethylamine and aniline


Give one chemical test to distinguish between the following pair of compounds.

Aniline and benzylamine


Account for the following:

pKb of aniline is more than that of methylamine.


How will you convert methanol to ethanoic acid?


Accomplish the following conversion:

Chlorobenzene to p-chloroaniline


Accomplish the following conversion:

Aniline to benzyl alcohol


Complete the following reaction:

\[\ce{C6H5NH2 + H2SO4 (conc.)}\]


Give reasons  Although –NH2 is o/p directing group, yet aniline on nitration gives a significant amount of m-nitroaniline


Write the structure of 2,4-dinitrochlorobenzene


Give simple chemical tests to distinguish between the following pair of compounds:

Benzaldehyde and Benzoic acid


Using IUPAC norms, write the formula of Hexaamminecobalt(III) sulphate.


The following amine is called as:


An organic compound (A) with molecular formula C3H7NO on heating with Br2 and KOH forms a compound (B). Compound (B) on heating with CHCl3 and alcoholic KOH produces a foul-smelling compound (C) and on reacting with C6H5SO2Cl forms a compound (D) which is soluble in alkali. Write the structure of (A), (B), (C) and (D).


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