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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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.
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Properties
Summary
Attribute classification
Dyestuffs and Pigments > Intermediates