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1-Naphthol Structure

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
Flash point 125 °C
storage temp.  Store below +30°C.
solubility  Soluble in benzene, chloroform, ether and ethanol.
pka 9.34(at 25℃)
form  Crystalline Flakes
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  14,6383
BRN  1817321
Stability Stable, but air and light sensitive - store under inert gas. Incompatible with strong bases, strong oxidizing agents.
InChIKey KJCVRFUGPWSIIH-UHFFFAOYSA-N
LogP 2.84 at 25℃
CAS DataBase Reference 90-15-3(CAS DataBase Reference)
NIST Chemistry Reference 1-Naphthalenol(90-15-3)
EPA Substance Registry System 1-Naphthol (90-15-3)

Safety Information

Hazard Codes  Xn,N
Risk Statements  21/22-37/38-41-51/53
Safety Statements  22-26-37/39-2-61
RIDADR  UN 2811 6.1/PG 3
WGK Germany  1
RTECS  QL2800000
8-23
Autoignition Temperature 510 °C
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  29071510
Hazardous Substances Data 90-15-3(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 1870 mg/kg LD50 dermal Rabbit 880 mg/kg

MSDS

Usage And Synthesis

Preparation Products And Raw materials

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