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1,2-Naphthoquinone-4-Sulfonic Ac

1,2-Naphthoquinone-4-Sulfonic Ac / CAS : 5908-27-0

Appearance Golden yellow acicular crystal. UN 0.0
HS 29147900 DG Class 0.0
Synonyms Potassium 1,2-Naphthoquinone-4-Sulfonic Acid; 1,2-Naphthoquinone-4-Sulfonic Acid Potassium Salt; 1,2-Naphthoquinone-4-Sulfonic Acid Potassium Salt Tech; 3,4-Dihydro-3,4-Dioxo-1-Naphthalenesulfonic Acid Potassium Salt; 3,4-Dioxo-3,4-Dihydronaphthalene-1-Sulfonic Acid Potassium Salt; B-Naphthoquinone-4-Sulfonic Acid Potassium Salt; Potassium 1,2-Naphthoquinone-4-Sulphonate
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Properties

Summary

Formula
C10H5KO5S
Molecular Mass
276.30700
Exact Mass
275.94900
PSA
99.72000
Logp
1.41890
IUPAC
potassium;3,4-dioxonaphthalene-1-sulfonate
SMILES
C1=CC=C2C(=C1)C(=CC(=O)C2=O)S(=O)(=O)[O-].[K+]

Attribute classification

Matter Classification
organic
Category
Dyestuffs and Pigments > Intermediates

Chemical and Physical Properties

Melting Point
286-288 °C
Density
1.68g/cm3
Appearance
Golden yellow acicular crystal.

Export information

HS Code
29147900
Export Rebate
13%
UN No.
0.0
DG-Class
0.0
Risk Code
R36/37/38
Safety Label
Xi

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