Description

Ammonium 5-(1-Naphthylazo)-8-(Phenylamino)Naphthalenesulphonate is a specialized organic azo compound primarily used as a high-performance dye intermediate and analytical reagent. Its complex molecular structure provides unique chromophoric properties, making it valuable for creating specific colorants and as a sensitive indicator in chemical analysis. This product is essential for manufacturers and research laboratories in the dye, pigment, and fine chemical synthesis sectors requiring precise color development or detection capabilities.

Application

• Dye and Pigment Intermediate: A key precursor in the synthesis of specialized azo dyes for textiles, inks, and plastics.
• Analytical Chemistry Reagent: Used as a colorimetric indicator or complexometric agent in laboratory analysis and titration.
• Research & Development: Serves as a building block in organic synthesis for novel chromophores and functional materials.
• Photographic Industry: Potential application in the formulation of light-sensitive layers and color couplers.
• Biological Staining: May be utilized in histological stains for microscopy due to its strong coloring properties.
• Chemical Sensor Development: Investigated for use in sensor materials that change color in response to specific analytes.

Basic Information

Product Name	Ammonium 5-(1-Naphthylazo)-8-(Phenylamino)Naphthalenesulphonate
CAS No.	83006-59-1
Molecular Formula	C26H23N4O3S · NH4 (or C26H27N5O3S)
Molecular Weight	Approx. 489.59 g/mol
Synonyms	Ammonium 5-(1-Naphthylazo)-8-anilino-1-naphthalenesulfonate; 8-Anilino-5-(1-naphthylazo)-1-naphthalenesulfonic Acid Ammonium Salt; C.I. 26105; Acid Orange 67 (Ammonium Salt); 1-Naphthalenesulfonic acid, 5-[(1-naphthalenyl)azo]-8-(phenylamino)-, ammonium salt; Azo dye intermediate 83006-59-1; 5-(1-Naphthylazo)-8-(phenylamino)-1-naphthalenesulfonic acid ammonium salt
EINECS	Contact for details

Quality Control

Our Ammonium 5-(1-Naphthylazo)-8-(Phenylamino)Naphthalenesulphonate is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC and spectrophotometry to verify identity, strength, and impurity profiles. Certificates of Analysis (COA) detailing all relevant specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. The product may be light-sensitive; prolonged exposure to direct light should be avoided.

Specification

Item	Specification
Appearance	Dark red to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition (Sulfated Ash)	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 3.0%
Solubility	Soluble in polar organic solvents; slightly soluble in water

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.