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5-Amino-1-Naphthalenesulfonic Acid

5-Amino-1-Naphthalenesulfonic Acid / CAS : 84-89-9

Appearance White or light pink acicular crystal UN 2585
HS 29214500 DG Class 8
Synonyms 5-Aminonaphthalene-1-Sulfonic Acid; 1-Naphthalenesulfonic Acid, 5-Amino-; 1-Naphthylamine-5; Laurens Acid; Laurent's Acid; Laurents Acid~1-Naphthylamine-5-Sulphonic Acid; 1-Amino-5-Naphthalenesulfonic Acid; 1-Naphthylamine-5-Sulfonic Acid; Laurent acid; Laurente acid
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  • Total amino value content ≥ 60%
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Packing:
25 KG/Woven Bag
Available: Audit
Manufacturer:
*** *** Co.,Ltd. Anhui, China
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Overview

Benefits

The only licensed manufacturer in the country and the developer of industrial standards

Specification

Item

Results

Appearance

Rose Pink

Amino value

70.10%

1-Naphthylamine-8-Sulfonic Acid %

2.86%

Ammonia insoluble

0.04%

Uses

This product is an intermediate of azo dyes and is also used to manufacture 1-naphthol sulfonic acid products.

Downstream products include: Matthew yellow, dansyl chloride, 4-amino-3-hydroxy-1-naphthalenesulfonic acid (1/2/4 acid), 5-dimethylamino-1-naphthalenesulfonic acid (dansyl acid, dansyl sulfonic acid), 2,3-diaminonaphthalene (1,2-octadecyl oxide), 5-amino-2-naphthalenesulfonic acid, 4-aminonaphthalene-1-sulfonic acid, 4-aminonaphthalene-1,6-disulfonic acid, 1-amino-2-naphthol, 8-aminonaphthalenesulfonic acid, etc.

Picture

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Properties

Summary

Formula
C10H9NO3S
Molecular Mass
223.24800
Exact Mass
223.03000
PSA
88.77000
Logp
3.33070
IUPAC
5-aminonaphthalene-1-sulfonic acid
SMILES
C1=CC2=C(C=CC=C2S(=O)(=O)O)C(=C1)N

Attribute classification

Matter Classification
organic
Category
Dyestuffs and Pigments > Dyestuff
Dyestuffs and Pigments > Intermediates

Chemical and Physical Properties

Melting Point
>300°C
Density
1.502 g/cm3
Appearance
White or light pink acicular crystal

Export information

HS Code
29214500
Export Rebate
13%
UN No.
2585
DG-Class
8
Risk Code
R20/21/22-34
Safety Label
C

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