Alcohol Phenol And Ether of Class 12
Mercuricacetate cation. Hg+ OAC, is a weak electrophile which substitutes in ortho and para position of phenol. Usually donating product is O–acetoxy mercuriphenol. The mercuric compound can be converted to iodophenol.
(i) Reaction with Zn dust
(iii) Condensation with phthalic anhydride
Mechanism of some important reactions
1. Reimer Tieman reaction
The electrophile is the dichloro carbene, :CCl2, formation of carbene is an example of
α - elimination.
2. Kolbe’s reaction