(organic chemistry) Either of two isomeric phenols derived from naphthalene; they are used in the preparation of dyes and many other compounds

plural of naphthol

(organic chemistry) Any anion derived from naphthol, or any salt containing such an anion

plural of naphtholate

Relating to, or containing naphthol

A substituted naphthalene with a hydroxyl group in the α position.

(organic chemistry) A fluorescent crystalline solid with the chemical formula C₁₀H₇OH, used as an intermediate in the production of dyes and other compounds.

Alternative form of α-naphthol

an azo dye, used for dyeing wool

plural of naphthol orange