Question

Which one of the following reactions will not result in the formation of a carbon-carbon bond?

पर्याय

• Reimer-Tieman reaction

• Friedel Craft’s reaction

• Wurtz reaction

• Cannizzaro reaction

Answer 1

Cannizzaro reaction

Explanation:

Canizzaro's reaction is an aldehyde disproportionation reaction in which one molecule is reduced to alcohol while the other is oxidised to carboxylic acid salt.

$$\mathrm{C}{\phantom{A}}_6\mathrm{H}{\phantom{A}}_5\mathrm{CHO}+\mathrm{KOH}⟶\mathrm{C}{\phantom{A}}_6\mathrm{H}{\phantom{A}}_5\mathrm{CH}{\phantom{A}}_2\mathrm{OH}+\mathrm{C}{\phantom{A}}_6\mathrm{H}{\phantom{A}}_5\mathrm{COOK}$$