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naphthol Line breaks: naph|thol
Pronunciation: /ˈnafθɒl/

Definition of naphthol in English:


[mass noun] Chemistry
A crystalline solid derived from naphthalene, used to make antiseptics and dyes.
  • Chemical formula: C10H7OH; two isomers, especially naphthalen-2-ol (β-naphthol)
Example sentences
  • Some of the dyes to which chromophores give a vibrant color are naphthol yellow, vat blue, congo red, and methylene blue.
  • Finally, it is mixed with naphthol to produce carbaryl.
  • Certain molecules such as 1 - naphthol, its derivatives, and carbazole show remarkable enhancement in their acidity in the excited singlet state.
Definition of naphthol in:
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