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Lab Chemicals
Phenols & Derivatives
1-NAPHTHOL
1-NAPHTHOL Extra Pure
a-Naphthol, 1-Hydroxynaphthalene
Article No.
04755
Grade
Extra Pure
Purity
98%
CAS No.
90-15-3
Molecular Formula
C
1
0
H
8
O
Molecular Weight
144.17
H.S. Code
2907.1510
Shelf Life
36 Months
MSDS
DE
EN
FR
KO
PT
ES
TH
TR
Certificate of Analysis (COAs)
Physical Properties
Physical state at 20 °C
Solid
Colour
Off white to brownish
Odour
Slight phenolic odor
Melting point/ Freezing point [°C]
94 - 96 °C
Flash point [°C]
125 °C
Boiling point [°C]
278 - 280 °C
Initial boiling point [°C]
278°C
Final boiling point [°C]
280 °C
Vapour pressure mm/Hg
1 mm Hg @ 940C
Vapour density
4.5
Solubility in water [% weight]
Practically insoluble in water
Partition coefficient Log Pow octanol / water at 20°C
2.85
Explosion limits - upper [%]
5%
Explosion limits -lower [%]
0.80%
Packings
100 g
(00100)
500 g
(00500)
Specifications
Appearance
Off-white to brownish flakes
Purity (by GC)
Min 98%
Melting point
94 - 96 deg C
Sulphated ash
Max 0.05%
Safety Information and Hazard Symbols
Symbol: GHS05, GHS07
Signal Word: Danger
UN No.: 2811
IMCO Class No.: 6.1
Packing Group: III
Hazardous Statement: H302-H312-H315-H318-H335
Precaution Statement: P261-P280-P305 + P351 + P338
Revision Date :
15-Dec-2021