Mercuration

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.

Mercuration

Miscellaneous reaction

(i) Reaction with Zn dust

Mercuration

(ii) Oxidation

Mercuration

(iii) Condensation with phthalic anhydride

Mercuration

Mechanism of some important reactions

1. Reimer Tieman reaction

Mercuration

The electrophile is the dichloro carbene, :CCl2, formation of carbene is an example of
α - elimination.

(i) Mercuration
(ii) Mercuration
(iii) Mercuration

2. Kolbe’s reaction

Mercuration

Mechanism

Mercuration

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