2-Naphthol, or β-naphthol, is a fluorescent colorless (or occasionally yellow) crystalline solid with the formula C10H7OH. It is an isomer of 1-naphthol, differing by the location of the hydroxyl group on the naphthalene ring.
N 1225 (OTTO) 2-Naphthol, 99% Cas 135-19-3 - used as a fluorescent indicator. N 1225 (OTTO) 2-Naphthol, 99% Cas 135-19-3 - used in the production of dyes and in organic synthesis.