naphthol

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naphthol

 [naf´thol]
a phenol occurring in coal tar in two forms: α- or 1-naphthol and β- or 2-naphthol. It is used in dyes, insecticides, and pharmaceutical compounds. If excessive amounts are ingested, poisoning may result, characterized by anemia, jaundice, convulsions, and coma.

naph·thol

(naf'thol),
A hydroxynaphthalene, occurring in two forms: α-naphthol, a dye intermediate used in cytochemistry for l-arginine localization; and β-naphthol, also known as isonaphthol, used as an anthelmintic and antiseptic. Both forms are also used in the manufacture of dyes, organic chemicals, and rubber products.
Synonym(s): naphthalenol

naphthol

Toxicology A white crystalline phenol derivative intermediate in the synthesis of multiple compounds including pharmaceuticals Toxicity Abdominal pain, glomerulonephritis, convulsions, circulatory collapse, skin pigmentation

naphthol

a phenol occurring in coal tar: α-naphthol (1-hydroxynaphthalene) or β-naphthol (2-hydroxynaphthalene). It has antiseptic properties and is used in compound form as a skin antiseptic.
References in periodicals archive ?
There is evidence that 1-naphthol and 2-naphthol act as EDCs through thyroid hormone receptor antagonist activity (Sun et al.
Carbaryl, 1-naphthol and 2-naphthol inhibit the beta-1 thyroid hormone receptor-mediated transcription in vitro.
Quinoline, 2-naphthol, dibenzofuran, and phenanthrene showed complete compatibility.
The tensile adhesion strength of cured polyurethane coatings with quinoline, 2-naphthol, phenanthrene, and naphthalene as model coal tar components to a steel plate was measured.
We found good adhesive durability only on the system with 2-naphthol.
By contrast, the NHANES 2-naphthol median levels were significantly higher than the CHAMACOS first and second prenatal levels p < 0.
Figure 2 presents the cumulative distributions of urinary 1-naphthol to 2-naphthol ratios in the CHAMACOS cohort and NHANES.
Thus, a higher ratio of 1-naphthol to 2-naphthol suggests exposure to carbaryl.
Paired analyses were performed to investigate the differences between pre- and postexposure measurements of breath naphthalene and urinary 1- and 2-naphthol levels, as well as between postexposure urinary 1- and 2-naphthol levels.
3% of total variance in the urinary 1- and 2-naphthol levels in entrants, respectively (Table 2).
8]]naphthalene ([greater than or equal to] 98 atom% D), 1-naphthol ([greater than or equal to] 99%), 2-naphthol ([greater than or equal to] 99%), [[sup.
Urinary benzene, naphthalene, and 1- and 2-naphthol were measured in all postexposure samples (n = 323) and in about half of the preexposure samples (n = 152).