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Amines

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3 months ago

Amines Class 12th

The Hinsberg reagent is

 
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A
alok kumar singh

Contributor-Level 10

Benzyl sulphonyl chloride is called Hinsberg's reagent.

New answer posted

3 months ago

Amines Class 12th

The conversion of propan-1- ol to n- butylamine involves the sequential addition of reagents. The correct sequential order of reagent is
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A
alok kumar singh

Contributor-Level 10

Please find the solution below:

 

New answer posted

3 months ago

Amines Class 12th

The major product of the following reaction contains _____________ bromine atom(s).

 
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A
alok kumar singh

Contributor-Level 10

Bromination through free radical mechanism occurs at allylic carbon.

 

New answer posted

3 months ago

Amines Class 12th

Isobutyraldehyde on reaction with formaldehyde and K2CO3 given compound   'A'. Compound 'A' reacts with KCN and yields compound 'B', which on hydrolysis gives a stable compound 'C'. The compound 'C' is

 
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A
alok kumar singh

Contributor-Level 10

Kindly go through the solution

 

New answer posted

3 months ago

Amines Class 12th

In the given reaction

The number of sp2 hybridised carbon(s) in compound 'X' is____________.
0 Follower 26 Views

V
Vishal Baghel

Contributor-Level 10

Number of sp2 carbon = 8

New answer posted

3 months ago

Amines Class 12th

Kindly consider the following figure
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V
Vishal Baghel

Contributor-Level 10

 

With AlCl3, alkyl halide will form cabocation which will show rearrangement.

New answer posted

3 months ago

Amines Class 12th

Compound 'P' on nitration with dil. HNO3 yields two isomers (A) and (B). These isomers can be separated by steam distillation. Isomers (A) and (B) show the intramolecular and intermolecular hydrogen bonding respectively. Compound (P) on reaction with conc. HNO3 yields a yellow compound 'C'___________
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P
Payal Gupta

Contributor-Level 10

Intermolecular H- bonding and intra-molecular H- bonding producing compound may be the phenol derivatives.

New question posted

3 months ago

Amines Class 12th

13.3 Account for the following:

(i) pKb of aniline is more than that of methylamine.

 

(ii) Ethylamine is soluble in water whereas aniline is not.

 

(iii) Methylamine in water reacts with ferric chloride to precipitate hydrated ferric oxide.

 

(iv) Although amino group is o– and p– directing in aromatic electrophilic substitution reactions, aniline on nitration gives a substantial amount of m-nitroaniline.

 

(v) Aniline does not undergo Friedel-Crafts reaction.

 

(vi) Diazonium salts of aromatic amines are more stable than those of aliphatic amines.

 

(vii) Gabriel phthalimide synthesis is pre

...more
0 Follower 2 Views

New question posted

3 months ago

Amines Class 12th

13.3 Account for the following:

(i) pKb of aniline is more than that of methylamine.

 

(ii) Ethylamine is soluble in water whereas aniline is not.

 

(iii) Methylamine in water reacts with ferric chloride to precipitate hydrated ferric oxide.

 

(iv) Although amino group is o– and p– directing in aromatic electrophilic substitution reactions, aniline on nitration gives a substantial amount of m-nitroaniline.

 

(v) Aniline does not undergo Friedel-Crafts reaction.

 

(vi) Diazonium salts of aromatic amines are more stable than those of aliphatic amines.

 

(vii) Gabriel phthalimide synthesis is pre

...more
0 Follower 2 Views

New answer posted

4 months ago

Amines Class 12th

Write down the IUPAC name of
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V
Vishal Baghel

Contributor-Level 10

This is a Short Type Questions as classified in NCERT Exemplar

Ans: N, N-dimethylbenzenanmine 

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