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The reaction which involves dichloro car...

The reaction which involves dichloro carbene as an electrophile is :

A

Reimer - Tiemann reaction

B

Kolbe's reaction

C

Friedel - Craft's acylation s

D

Fittig's reaction

Text Solution

Verified by Experts

The correct Answer is:
A

Mechanism :
(i) Generation of electrophile
`HO^(-)+CHCl_3 harr H_2O+C Cl_3^(-) rarr underset("carbene "(E^(+)))underset("Dichloro")( :C Cl_2)+Cl^(-)`
(ii) Electrophilic substitution
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