Description

5-Hydroxy-6-[(2-Sulfophenyl)Azo]-4-[(2,5,6-Trichloro-4-Pyrimidinyl)Amino]-1,7-Naphthalenedisulfonic Acid Trisodium Salt is a high-purity, water-soluble azo dye intermediate of significant industrial importance. This compound is valued for its ability to impart specific color properties and act as a key building block in the synthesis of complex dyes and pigments. It is primarily required by manufacturers in the textile, ink, and specialty chemical industries for producing high-performance colorants.

Application

• Primary Intermediate for Reactive Dyes: A key precursor in the synthesis of high-quality reactive dyes for cotton and other cellulosic fibers.
• Specialty Pigment Manufacturing: Used in the production of complex organic pigments for inks, coatings, and plastics.
• Textile Dyeing and Printing: Imparts specific color shades and properties in advanced textile processing applications.
• Research & Development: Serves as a critical reagent in chemical R&D for developing new chromophores and functional dyes.
• Analytical Chemistry: Can be utilized as a colorimetric agent or standard in specific analytical methods.
• Functional Material Synthesis: Potential use in the development of dyes for non-textile applications, such as in optical materials or sensors.

Basic Information

Product Name	5-Hydroxy-6-[(2-Sulfophenyl)Azo]-4-[(2,5,6-Trichloro-4-Pyrimidinyl)Amino]-1,7-Naphthalenedisulfonic Acid Trisodium Salt
CAS No.	50802-28-3
Molecular Formula	C₂₀H₁₀Cl₃N₅Na₃O₁₀S₃
Molecular Weight	764.84 g/mol
Synonyms	Trisodium 5-hydroxy-6-[(2-sulfophenyl)azo]-4-[(2,5,6-trichloro-4-pyrimidinyl)amino]naphthalene-1,7-disulfonate; Reactive Dye Intermediate; Azo Dye Intermediate; C.I. Reactive Orange 84 intermediate; 1,7-Naphthalenedisulfonic acid, 5-hydroxy-6-[(2-sulfophenyl)azo]-4-[(2,5,6-trichloro-4-pyrimidinyl)amino]-, trisodium salt; 50802-28-3; CAS 50802-28-3
EINECS	Contact for details

Quality Control

Our production of 5-Hydroxy-6-[(2-Sulfophenyl)Azo]-4-[(2,5,6-Trichloro-4-Pyrimidinyl)Amino]-1,7-Naphthalenedisulfonic Acid Trisodium Salt adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing to ensure consistent purity, color strength, and chemical identity. Certificates of Analysis (COA) detailing assay, impurity profile, and physical specifications are provided to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Dark brown to reddish-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Moisture Content	≤ 5.0%
Water Solubility	Freely soluble
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 3.0%

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