BITSAT2012ChemistryAlcohols Phenols and EthersActual
The following reaction is known as
Options
- AFriedel-Craft's reaction
- BKolbe reaction
- CReimer-Tiemann reaction
- DWitting reaction
Correct answer
B. Kolbe reaction
Step-by-step solution
At 120-140^ C temperature and 1.5 atm pressure, sodium phenoxide reacts with CO ₂ to yield sodium salicylate which on further hydrolysis give to salicylic acid. This reaction is known as Kolbe's reaction.