2-naphthol

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Synonyms:
Isonaphthol
2-Naphthalenol
Betanaphthol
Developer BN
naphthalen-2-ol
Naphthol B
2-NAPHTHOL
2-Hydroxynaphthalene
 
Molecular Formula:  C10H8O
Molecular Weight:  144.17000
 
 
Appearance and properties: cracked white shiny flakes or white powder
Density: 1,28 g/cm3
Boiling point: 285-286 °C(lit.)
Melting point: 120-122 °C(lit.)
Flash point: 153 °C
Refractive index: 1.548
Water solubility: 1 g/L (20 ºC)
 
Stability: Stable. Combustible. Dust may form explosive mixture with air. Incompatible with strong oxidizing agents, phenol.
Storage conditions: Keep away from heat, sparks, and flame. Keep away from sources of ignition. Do not store in direct sunlight. Keep container closed when not in use. Store in a tightly closed container. Keep from contact with oxidizing materials.
Applications: 2-Naphthol is a metabolite of naphthalene, catalyzed by cytochrome P450 subtypes (CYP 1A1, CYP 1A2, CYP 2A1, CYP 2E1 and CYP 2F2).

Items of Analysis Standard of Analysis Test Results
Appearance Colorless, or pale pink, silky sparkling crystals, sheets, or white, or yellowy crystal powder Conform
2-naphthol ≥99.0% 99.23%
Naphthalene ≤0.4%% 0.09%
1-naphthol ≤0.3% 0.22%
Moisture ≤0.1%  0.06%
Conclusion Conforms to Factory Standard
 

2-naphthol


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