High Purity 1-Naphthol CAS No 90-15-3

The demand for 1-naphthol is roughly only about 5% of that of 2-naphthol. However, the demand for 1-naphthol as a raw material for the insecticide carbaryl is high. The intermediates derived from 1-naphthol include N-phenyl-1-naphthylamine, N-ethyl-1-naphthylamine, N-cyclohex-1-naphthylamine, 1-hydroxy-2-naphthoic acid, 1-naphthol-2-sulfonic acid, 1-naphthol-4-sulfonic acid, 1,7-Klebsiella acid, acetamido-7-naphthol, 2,4-dinitronaphthol, etc. In the dye industry, acid yellow 1, acid orange 20, mordant black 3, mordant black 11, solvent red 3, solvent orange 5, oil brown GB, etc. are produced on land. It can be used in the pharmaceutical industry to manufacture preservatives and anti rheumatic drugs. It is also an effective antioxidant for many aldehydes, mineral oils, and vegetable oils, widely used in synthetic fragrances, rubber antioxidants, and as a color coupler for color film.
2. It is a basic raw material for the organic synthesis industry, pharmaceutical industry, and dye industry. It is also used in the production of plastics, rubber antioxidants, color film couplers, etc. In cosmetics, it is a restricted substance with a maximum allowable content of 0.5%, and the allowable range of use is a coupling hair dye used for hair dyeing.