Phenol on treatment with CO2 in the presence of NaOH followed by acidification produces compound X as the
major product. X on treatment with (CH3CO)2O in the presence of catalytic amount of H2SO4 produces :
As we learned
Kolbe's Schmidth reaction -
Phenoxide ion undergo electrophilic substitution with CO2, a weak electrophile.
- wherein
Option 1)
Option 2)
Option 3)
Option 4)
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