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JIAGNSU HUADA CHEMICAL CO.,LTD
JIAGNSU HUADA CHEMICAL CO.,LTD
34 YRS
Jiangsu, China
Main Products:
1-Naphthol / (Trimethylsilyl)Methyl Trifluoromethanesulfonate / Sodium Naphthionate / 1-Naphthylamine / 1-Naphthol-4-Sulfonic Acid / Phenyl Dichlorophosphate / Sodium Thiosulfate / Indene / Methylnaphthalene
Jiangsu, China
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Sodium 1-naphthylamine-4-sulfonate (1,4- sodium hydride) / CAS 130-13-2
OVERVIEW
Uses
Packaging
25 KG/Woven Bag
Lead Time
14-30 days
Max Capacity
6000 MT/Year
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DESCRIPTION
Summary information：For the synthesis of direct dyes, reactive dyes
Product Name | Sodium 1-naphthylamine-4-sulfonate (1,4- sodium hydride) | |
Chemical name | Sodium naphthionate | |
Chemical properties | C10H8O3NSNa CAS NO. 130-13-2 |
|
Product Specifications | ||
Metrics | First-class product | Superior products |
Appearance | Gray-white crystal (allows darker color when stored) | |
Total amino value | ≥74.0% | ≥75.0% |
Quality score of 1-naphthylamine | ≤0.02% | ≤0.02% |
Quality score of water insolubles | ≤0.20% | ≤0.10% |
Packaging method | 25kg/bag, 450kg/package bag | |
Typical Properties
Summary
Sodium 1-naphthylamine-4-sulfonate is white or grayish white flake crystal, easily soluble in water, soluble in 95% ethanol, insoluble in ether, a small amount soluble in concentrated caustic aqueous solution and ethanol solution. The product is used to prepare acid, direct dyes and edible red pigment, and is also used as an antidote for nitrite and iodine poisoning.
CAS No.
130-13-2
Formula
C10H8NNaO3S
Molecular Mass
245.23022
Exact Mass
245.01200
PSA
91.60000
Logp
2.98810
IUPAC
sodium;4-aminonaphthalene-1-sulfonate
SMILES
C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)[O-])N.[Na+]
Attribute classification
Matter Classification
organic
Category
Dyestuffs and Pigments > Intermediates
Chemical and Physical Properties
Melting Point
280 °C (dec.)(lit.)
Density
1.6703 g/cm3
Appearance
White or off white flake crystals. Freely soluble in water, soluble in 95% ethanol, insoluble in diethyl ether, slightly soluble in concentrated caustic aqueous and ethanol solutions.
Export information
HS Code
29214500
Export Rebate
13%
Risk Code
R36/37/38
Safety Label
Xi
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