hydroxynaphthoic acid
noun
hy·droxy·naphthoic acid
| \ (¦)hī¦dräksē+...-\
Definition of hydroxynaphthoic acid
: any of several crystalline acids C10H6(OH)COOH derived from the naphthols: such as
a
: a yellow acid derived from beta-naphthol and used as an intermediate for azo dyes and pigments
— called also beta-hydroxynaphthoic acid, 3-hydroxy-2-naphthoic acid
— see naphthol as
b
: a white to reddish acid derived from alpha-naphthol and used as an analytical reagent
— called also 1-hydroxy-2-naphthoic acid