Description

4-Hydroxy-3-[[2-Sulfo-5-[(2,5,6-Trichloro-4-Pyrimidinyl)Amino]Phenyl]Azo]-1,7-Naphthalenedisulfonic Acid Trisodium Salt is a high-purity, water-soluble azo dye intermediate with a complex, multi-functional structure. This compound matters as a critical building block for synthesizing specialized dyes and pigments, offering excellent color fastness and stability in demanding applications. It is primarily needed by manufacturers in the textile, ink, and specialty chemical industries for producing high-performance colorants.

Application

• Textile Dye Intermediate: A key precursor for synthesizing reactive and direct dyes for cotton, wool, and nylon, valued for their wash and light fastness.
• Inkjet Ink Pigment Synthesis: Used in the manufacture of high-quality pigments for industrial and commercial inkjet printing applications.
• Specialty Pigment Production: Serves as an intermediate for creating complex organic pigments used in plastics, coatings, and automotive paints.
• Biological Staining Agent Precursor: Potential use in the synthesis of histological stains and diagnostic dyes for laboratory and medical research.
• Analytical Reagent: Can be utilized as a chromogenic agent or complexometric indicator in specific analytical chemistry methods.
• Research & Development: A valuable compound for chemical R&D in exploring new dye structures, photochemical properties, and material science applications.

Basic Information

Item	Detail
Product Name	4-Hydroxy-3-[[2-Sulfo-5-[(2,5,6-Trichloro-4-Pyrimidinyl)Amino]Phenyl]Azo]-1,7-Naphthalenedisulfonic Acid Trisodium Salt
CAS No.	17341-83-2
Molecular Formula	C20H10Cl3N6Na3O10S3
Molecular Weight	806.85 g/mol
Synonyms	Trisodium 4-hydroxy-3-({2-sulfo-5-[(2,5,6-trichloropyrimidin-4-yl)amino]phenyl}diazenyl)naphthalene-1,7-disulfonate; Reactive Dye Intermediate; Azo Dye Intermediate; C.I. Reactive Orange 84 intermediate; 1,7-Naphthalenedisulfonic acid, 4-hydroxy-3-[[2-sulfo-5-[(2,5,6-trichloro-4-pyrimidinyl)amino]phenyl]azo]-, trisodium salt
EINECS	Contact for details

Quality Control

Our production of this dye intermediate adheres to strict quality control protocols to ensure batch-to-batch consistency and high chemical purity. Each lot is analyzed using advanced techniques like HPLC and spectrophotometry to verify identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical specifications is provided with every shipment to support your quality assurance processes.

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); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product quality and handling properties.

Specification

Item	Specification
Appearance	Dark brown to reddish-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Solubility (1% in Water)	Complete, clear solution
Heavy Metals (as Pb)	≤ 20 ppm

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