Description

7-[[4-Amino-2-[(5-Chloro-2-Fluoro-6-Methyl-4-Pyrimidinyl)Amino]-5-Sulphophenyl]Azo]Naphthalene-1,3,5-Trisulphonic Acid, Potassium Sodium Salt is a high-purity, water-soluble azo dye intermediate characterized by its multiple sulphonic acid groups, which impart excellent solubility and stability in aqueous systems. This compound is critical for synthesizing specialized dyes and pigments with enhanced color fastness and specific functional properties. It is primarily utilized by manufacturers in the specialty chemical, textile dyeing, and advanced material research sectors who require precise molecular structures for developing novel colorants and functional additives.

Application

• Primary Intermediate for Reactive Dyes: A key building block in the synthesis of high-performance reactive dyes for cotton and other cellulosic fibers.
• Specialty Pigment Manufacturing: Used in the production of complex organic pigments for inks, coatings, and plastics requiring specific shades and durability.
• Functional Dye Synthesis: Serves as a precursor for dyes used in biological staining, sensors, and other high-tech applications.
• Research & Development: Employed in academic and industrial R&D labs for developing new chromophores and studying azo dye chemistry.
• Textile Chemical Production: Integral to formulating advanced dyeing auxiliaries and colorants for technical textiles.

Basic Information

Item	Details
Product Name	7-[[4-Amino-2-[(5-Chloro-2-Fluoro-6-Methyl-4-Pyrimidinyl)Amino]-5-Sulphophenyl]Azo]Naphthalene-1,3,5-Trisulphonic Acid, Potassium Sodium Salt
CAS No.	83763-56-8
Molecular Formula	C21H12ClFN7O12S4•xK•yNa
Molecular Weight	Contact for details
Synonyms	7-[[4-Amino-2-[(5-chloro-2-fluoro-6-methyl-4-pyrimidinyl)amino]-5-sulfophenyl]azo]-1,3,5-naphthalenetrisulfonic acid, potassium sodium salt; C.I. Reactive Orange 107 intermediate; Azo dye intermediate 83763-56-8; Potassium sodium 7-[[4-amino-2-[(5-chloro-2-fluoro-6-methylpyrimidin-4-yl)amino]-5-sulfophenyl]diazenyl]naphthalene-1,3,5-trisulfonate; Trisulfonated azo pyrimidine dye intermediate
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure consistency and meet precise customer specifications. Certificates of Analysis (COA) documenting key parameters such as assay, impurity profile, and heavy metal content are provided and available upon request.

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 material is hygroscopic (moisture-sensitive); keep the container 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%
Loss on Drying	≤ 5.0%
Sulfated Ash	Contact for details
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in Water)	Freely soluble

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