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1-NAPHTHOL LR (a-naphthol)

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1-NAPHTHOL LR (a-naphthol)
Molecular structure
Chemical Product

1-NAPHTHOL LR (a-naphthol)

Cat. NoKC.-1510051 CategoryOther Molecular FormulaC10H8O CAS90-15-3 Molecular Weight144.17 g/mol
Pack sizes 100GM500GM
Safety & Hazards (GHS) Danger
Corrosive Corrosive Irritant Irritant

⚠️ For information only; not a substitute for the official Safety Data Sheet (SDS).

1-naphthol has been reported in Selaginella sinensis, Juglans nigra, and Magnolia liliiflora with data available.

  • CIR ingredient: 1-Naphthol
  • Used to make dyes, intermediates, synthetic perfumes, agrochemicals, drugs, and rubber antioxidants; [HSDB] Used in organic synthesis; [Hawley] Used in photography; in the hide tanning process; in pyrotechnics for black smoke; [IUCLID]
  • Leather Tanning and Processing [Category: Industry]
  • Photographic Processing [Category: Other]
Physical DescriptionLarge Crystals
Color/FormYellow monoclinic needles from water
OdorPhenolic odor
Melting Point96 °C
Boiling Point288 °C
Flash Point153 °C (open cup)
Density1.0954 at 98.7 °C/4 °C
SolubilityIn water, 866 mg/L at 25 °C
Vapor Pressure0.000274 [mmHg]
Refractive IndexIndex of refraction: 1.6224 at 99 °C/D
Stability/Shelf LifeWater stability: stable at pH < or =6.5; increased transformation with increased pH. /from table/
IUPAC Namenaphthalen-1-ol
Molecular FormulaC10H8O
Molecular Weight144.17 g/mol
CAS90-15-3
SMILESC1=CC=C2C(=C1)C=CC=C2O
InChIKeyKJCVRFUGPWSIIH-UHFFFAOYSA-N
Catalog NoKC.-1510051
Pack sizes100GM · 500GM
  • H302 Harmful if swallowed
  • H312 Harmful in contact with skin
  • H315 Causes skin irritation
  • H318 Causes serious eye damage
  • H335 May cause respiratory irritation

⚠️ For information only; not a substitute for the official SDS.

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