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1-Naphthylamine-7-Sulfonic Acid

1-Naphthylamine-7-Sulfonic Acid / CAS : 119-28-8

Appearance Light gray crystal UN 2585
HS 29222100 DG Class 8
Synonyms 1,7-Cleve'S Acid; 2-Naphthalenesulfonic Acid, 8-Amino-; 8-Aminonaphthalene-2-Sulfonic Acid; 8-Amino-2-Naphthalenesulfonic Acid; 1,7-Naphthylamine Sulfonic acid
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Properties

Summary

Formula
C10H9NO3S
Molecular Mass
223.24800
Exact Mass
223.03000
PSA
88.77000
Logp
3.33070
IUPAC
8-aminonaphthalene-2-sulfonic acid
SMILES
C1=CC2=C(C=C(C=C2)S(=O)(=O)O)C(=C1)N

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Intermediates
Dyestuffs and Pigments > Intermediates

Chemical and Physical Properties

Melting Point
≥300 °C
Density
1.502g/cm3
Boiling Point
220°C
Appearance
Light gray crystal
Acidity and Basicity
acidness

Export information

HS Code
29222100
Export Rebate
13%
UN No.
2585
DG-Class
8
Risk Code
R34
Safety Label
C

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