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2-Hydroxy-1-Naphthaldehyde

2-Hydroxy-1-Naphthaldehyde / CAS : 708-06-5

Appearance Colorless acicular or prismatic crystal UN 3077 9
HS 29124990 DG Class 9
Synonyms 1-Naphthalenecarboxaldehyde, 2-Hydroxy-; .β.-Hydroxy-.α.-Naphthaldehyde; 2-Hydroxy-1-Phthaldehyde; 2-Hydroxy-1-Napthaldehyde; 1-Formyl-2-Hydroxynaphthalene; 1-Formyl-2-Naphthol; 1-Hydroxy-2-Naphthalenecarboxaldehyde; 1-Naphthaldehyde, 2-Hydroxy-; 2-Hydroxynaphthalene-1-Carbaldehyde; 2-Hydroxynaphthaldehyde
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Properties

Summary

Formula
C11H8O2
Molecular Mass
172.18000
Exact Mass
172.05200
PSA
37.30000
Logp
2.35790
IUPAC
2-hydroxynaphthalene-1-carbaldehyde
SMILES
C1=CC=C2C(=C1)C=CC(=C2C=O)O

Attribute classification

Matter Classification
organic
Category
Dyestuffs and Pigments > Intermediates

Chemical and Physical Properties

Melting Point
82-85ºC
Density
1.288 g/cm3
Boiling Point
192ºC (27 torr)
Flash Point
134.3ºC
Appearance
Colorless acicular or prismatic crystal
Acidity and Basicity
acidness

Export information

HS Code
29124990
Export Rebate
13%
UN No.
3077 9
DG-Class
9
Risk Code
R36/37/38-50/53
Safety Label
Xi; N

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