Acetic Acid → 4-Chloro-1-naphthol

Participants

Reaction Steps

The known compound 1-chloro-4-methoxynaphthalene is dissolved in 150 ml. of acetic acid and 150 ml. of 48 percent hydrobromic acid, and the mixture is heated at its reflux temperature for 2 hours. The mixture is diluted with 200 ml. of water and cooled to provide 1-chloro-4-hydroxynaphthalene as a crystalline solid.

Provenance & Evidence