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Identify ‘A' and ‘B’ in the following reaction - Chemistry

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Identify ‘A' and ‘B’ in the following reaction :

C6H5MgBr + C02 `(`> ‘A’   `(PCl_5)/()`> ‘B’

 

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Solution

C6H5MgBr + CO2`"Dry ether"/("H"^+ /(H_2O))`> C6H5COOH `"PCl"/`> C6H5COCl

   Phenyl                                    Benzoic acid               Benzoyl        magnesium                               (A)                            chloride         bromide                                                                     (B)

                                            



Concept: Acids - Methods of Preparation of Carboxylic Acids
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