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 two hours. The mixture is diluted with 200 ml. of water and cooled to provide 1-chloro-4-hydroxynaphthalene as a crystalline solid.

Provenance & Evidence