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Catalog Number:
30112
CAS Number:
116-63-2
1-Amino-2-naphthol-4-sulfonic acid
Grade:
ACS reagent
Purity:
≥ 98% (Assay by titration)
Synonym(s):
2-Hydroxy-4-sulfo-1-naphthylamine, 4-Amino-3-hydroxy-1-naphthalenesulfonic acid
Documents
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Product Information

1-Amino-2-naphthol-4-sulfonic acid is a versatile compound widely utilized in various industrial applications, particularly in the dye and pigment sectors. This compound, also known as 1-amino-2-naphthol-4-sulfonate, serves as a key intermediate in the synthesis of azo dyes, which are essential for coloring textiles, paper, and plastics. Its unique sulfonic acid group enhances its solubility in water, making it an ideal choice for applications requiring high dye uptake and stability. Additionally, this compound is employed in analytical chemistry as a reagent for the detection of metal ions, showcasing its importance in both industrial and laboratory settings.

Researchers and industry professionals appreciate 1-Amino-2-naphthol-4-sulfonic acid for its ability to produce vibrant colors and its compatibility with various substrates. Its effectiveness in dyeing processes not only improves color fastness but also reduces environmental impact compared to traditional dyeing methods. With its multifunctional properties, this compound stands out as a valuable asset in the development of innovative dye formulations and analytical techniques.

Synonyms
2-Hydroxy-4-sulfo-1-naphthylamine, 4-Amino-3-hydroxy-1-naphthalenesulfonic acid
CAS Number
116-63-2
Purity
≥ 98% (Assay by titration)
Grade
ACS reagent
Molecular Formula
C10H9NO4S
Molecular Weight
239.25
MDL Number
MFCD00004019
PubChem ID
8316
Melting Point
285 °C (Approx.)
Appearance
Light pink powder
Conditions
Store at RT
General Information
Synonyms
2-Hydroxy-4-sulfo-1-naphthylamine, 4-Amino-3-hydroxy-1-naphthalenesulfonic acid
CAS Number
116-63-2
Purity
≥ 98% (Assay by titration)
Grade
ACS reagent
Molecular Formula
C10H9NO4S
Molecular Weight
239.25
MDL Number
MFCD00004019
PubChem ID
8316
Melting Point
285 °C (Approx.)
Appearance
Light pink powder
Conditions
Store at RT
Properties
Additional property information coming soon!
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Safety and Regulations
Hazmat
No
Antibiotic
No
DEA-regulated
No
Warnings
-
Applications

1-Amino-2-naphthol-4-sulfonic acid is widely utilized in research focused on:

  • Dyes and Pigments: This compound serves as a key intermediate in the synthesis of various azo dyes, which are extensively used in textiles, food, and cosmetics due to their vibrant colors and stability.
  • Analytical Chemistry: It is employed as a reagent in colorimetric assays, particularly for the detection of metals and other substances, providing a reliable method for quality control in laboratories.
  • Pharmaceuticals: The compound is used in the development of certain pharmaceutical agents, particularly those targeting specific biological pathways, enhancing therapeutic efficacy.
  • Biotechnology: It finds applications in the production of biosensors, where its properties help in the detection of biological molecules, aiding in medical diagnostics.
  • Environmental Monitoring: This chemical is utilized in the assessment of water quality by detecting pollutants, thus playing a crucial role in environmental protection efforts.

Citations