Discover the new Chem-Impex: Where innovation starts with a bond.

Catalog Number:
38661
CAS Number:
846-70-8
Naphthol yellow S hydrate
Grade:
CI 10316
Purity:
≥ 98% (Assay by titration , HPLC)
Synonym(s):
2,4-Dinitro-1-naphthol-7-sulfonic acid disodium salt hydrate, Disodium 2,4-Dinitro-1-naphthol-7-sulfonate hydrate, Disodium 8-Hydroxy-5,7-dinitro-2-naphthalenesulfonate hydrate, 8-Hydroxy-5,7-dinitro-2-naphthalenesulfonic acid disodium salthydrate
Documents
$141.41 /25G
Pack Size Availability Price
Request Bulk Quote
Product Information

Naphthol yellow S hydrate is a vibrant azo dye widely utilized in various industries, particularly in textiles, food, and cosmetics. This compound is known for its excellent solubility in water, making it an ideal choice for applications requiring bright, stable coloration. Its unique properties allow it to impart a vivid yellow hue to products, enhancing their visual appeal. In the textile industry, Naphthol yellow S hydrate is favored for dyeing cellulose fibers, providing long-lasting colorfastness and resistance to fading. Additionally, it finds applications in the food industry as a colorant, where it meets regulatory standards for safety and efficacy. Researchers also value this compound for its potential in analytical chemistry, where it serves as a reagent in various assays. With its versatility and effectiveness, Naphthol yellow S hydrate stands out as a reliable choice for professionals seeking high-quality coloring solutions.

Synonyms
2,4-Dinitro-1-naphthol-7-sulfonic acid disodium salt hydrate, Disodium 2,4-Dinitro-1-naphthol-7-sulfonate hydrate, Disodium 8-Hydroxy-5,7-dinitro-2-naphthalenesulfonate hydrate, 8-Hydroxy-5,7-dinitro-2-naphthalenesulfonic acid disodium salthydrate
CAS Number
846-70-8
Purity
≥ 98% (Assay by titration , HPLC)
Grade
CI 10316
Molecular Formula
C10H4N2Na2O8S·xH2O
Molecular Weight
358.19
MDL Number
MFCD00003958
PubChem ID
2724063
Appearance
Light yellow to brown powder to crystal
Conditions
Store at RT
General Information
Synonyms
2,4-Dinitro-1-naphthol-7-sulfonic acid disodium salt hydrate, Disodium 2,4-Dinitro-1-naphthol-7-sulfonate hydrate, Disodium 8-Hydroxy-5,7-dinitro-2-naphthalenesulfonate hydrate, 8-Hydroxy-5,7-dinitro-2-naphthalenesulfonic acid disodium salthydrate
CAS Number
846-70-8
Purity
≥ 98% (Assay by titration , HPLC)
Grade
CI 10316
Molecular Formula
C10H4N2Na2O8S·xH2O
Molecular Weight
358.19
MDL Number
MFCD00003958
PubChem ID
2724063
Appearance
Light yellow to brown powder to crystal
Conditions
Store at RT
Properties
Additional property information coming soon!
-
Safety and Regulations
Hazmat
No
Antibiotic
No
DEA-regulated
No
Warnings
-
Applications

Naphthol yellow S hydrate is widely utilized in research focused on various applications:

  • Dyes and Pigments: Commonly used in the textile industry, it provides vibrant yellow coloring for fabrics, ensuring high visibility and aesthetic appeal.
  • Food Industry: Employed as a food coloring agent, it enhances the visual appeal of products, making them more attractive to consumers while adhering to safety regulations.
  • Biological Staining: In laboratory settings, it serves as a staining agent for microscopy, helping researchers visualize cellular structures and processes more clearly.
  • Analytical Chemistry: Utilized in various assays and tests, it aids in the detection and quantification of substances, providing reliable results for quality control in manufacturing.
  • Environmental Monitoring: Applied in the assessment of water quality, it helps in detecting pollutants, contributing to environmental protection efforts.

Citations