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1-Naphthol CAS 90-15-3

1-naphthalenol;1-NAPHTHOL;1-naphtol;α-Hydroxynaphthalene;α-Maphthol;1-napthol(alpha-napthol);1-naphthol (alpha);1-Naphthol 97+ %
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  • 90-15-3

  • bosschem

  • 90-15-3

1-Naphthol Basic information
Product Name: 1-Naphthol
CAS: 90-15-3
MF: C10H8O
MW: 144.17
EINECS: 201-969-4
Mol File: 90-15-3.mol
1-Naphthol Chemical Properties
Melting point 94-96 °C(lit.)
Boiling point 278-280 °C(lit.)
density 1.224
vapor density 4.5 (120 °C, vs air)
vapor pressure 1 mm Hg ( 94 °C)
refractive index 1.6224
Fp 125 °C
storage temp. Store below +30°C.
solubility Soluble in benzene, chloroform, ether and ethanol.
form Crystalline Flakes
pka 9.34(at 25℃)
color white to off-white
Odor Slight phenolic odor
explosive limit 5%
Water Solubility 436.7mg/L(25 ºC)
λmax 324nm(MeOH)(lit.)
Sensitive Air & Light Sensitive
Merck 146,383
BRN 1817321


Appearance: Grey-White Flake
Purity(HPLC Area-Percent): 99.5% Min.
S.P.: 94°C Min.
Ash: 0.1% Max.
2-Naphthol: 0.1% Max.
Fe Content: 50ppm Max.
Heavy Metal (Pb): 10ppm Max

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