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Reimer-Tiemann reaction introduces an al...

Reimer-Tiemann reaction introduces an aldehyde group on to the aromatic ring of phenol, ortho to the hydroxyl group. This reacrtion involves electrophilic aromatic subsititution. It is a general method for the synthesis of subsituted salicyladehydes as depiced below:

The electrophile in this reaction is:

A

`:CHCl`

B

`.^(+)CHCl_(2)`

C

`:C Cl_(2)`

D

`.^(*)C Cl_(3)`

Text Solution

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The correct Answer is:
C
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Reimer -Tiemann reaction introduces an aldehyde group on to the aromatic ring of phenol, ortho to the hydroxyl group. This reaction involves electrophilic aromatic substitution. This is a general method for the synthesis of substituted salicyladehydes as depicted below. The electrophile in this reaction is

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Reimer-Tiemann reaction introduces an aldehyde group on to the aromatic ring of phenol, ortho to the hydroxyl group. This reacrtion involves electrophilic aromatic subsititution. It is a general method for the synthesis of subsituted salicyladehydes as depiced below: Which one of the following reagents is used in the above reaction ?

Reimer -Tiemann reaction introduces an aldehyde group on to the aromatic ring of phenol, ortho to the hydroxyl group. This reaction involves electrophilic aromatic substitution. This is a general method for the synthesis of substituted salicyladehydes as depicted below. The structure of the intermediate I is

RESONANCE-AROMATIC COMPOUNDS-Exercise-3 (Part-I) JEE Advanced
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  4. Reimer-Tiemann reaction introduces an aldehyde group on to the aromati...

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  15. Match the four material (P, Q, R, S) given in List -I with the corresp...

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  18. In the following reactions, the major product W is:

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