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1,8-Dihydroxynaphthylene-3,6-Disulfonic Acid

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1,8-Dihydroxynaphthylene-3,6-Disulfonic Acid / CAS : 148-25-4

Appearance White acicular crystal UN 0.0
HS 29222100 DG Class 0.0
Synonyms 4,5-Dihydroxynaphthalene-2,7-Disulfonic acid; 4,5-Dihydroxy-2,7-Naphthalenedisulfonic acid; Chromotropic acid;
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Properties

Summary

Formula
C10H8O8S2
Molecular Mass
320.3
Exact Mass
319.96600
PSA
165.96000
Logp
2.90600
IUPAC
4,5-dihydroxynaphthalene-2,7-disulfonic acid
SMILES
C1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)O)O)O)S(=O)(=O)O

Attribute classification

Matter Classification
organic
Category
Dyestuffs and Pigments > Intermediates

Chemical and Physical Properties

Density
1.7929 (rough estimate)
Boiling Point
429.2°C (rough estimate)
Appearance
White acicular crystal
Acidity and Basicity
acidness

Export information

HS Code
29222100
Export Rebate
13%
UN No.
0.0
DG-Class
0.0

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