Description

4-amino-3-[[4-[(5-chloro-2-fluoro-6-methyl-4-pyrimidinyl)amino]phenyl]azo]-6-[(2,5-disulphophenyl)azo]-5-hydroxynaphthalene-2,7-disulphonic acid, potassium sodium salt is a high-purity, complex azo dye intermediate. This compound is valued for its precise molecular structure, which is critical for imparting specific color and performance characteristics in advanced dye formulations. It is primarily required by manufacturers in the textile, ink, and specialty chemical industries for the synthesis of high-performance dyes and pigments.

Application

• Primary Intermediate for Reactive Dyes: Key building block in the synthesis of high-quality reactive dyes for cotton and cellulose fibers.
• Specialty Pigment Manufacturing: Used in the production of complex organic pigments for inks, coatings, and plastics.
• Textile Colorant Synthesis: Essential for creating specific, vibrant shades with good fastness properties in textile dyeing.
• Research & Development: Serves as a reference standard and starting material in chemical R&D for novel colorants.
• Functional Dye Production: Potential use in the development of dyes for non-textile applications, such as in imaging or sensing technologies.

Basic Information

Product Name	4-amino-3-[[4-[(5-chloro-2-fluoro-6-methyl-4-pyrimidinyl)amino]phenyl]azo]-6-[(2,5-disulphophenyl)azo]-5-hydroxynaphthalene-2,7-disulphonic acid, potassium sodium salt
CAS No.	83400-07-1
Molecular Formula	C27H16ClFN8O10S4 · xK · yNa
Molecular Weight	Contact for details
Synonyms	Reactive Dye Intermediate 83400-07-1; Azo Dye Intermediate (Chloro-Fluoro Pyrimidine); Potassium Sodium Salt of a Disazo Naphthalene Disulfonic Acid; CI Reactive Red 198 (related intermediate); 5-Chloro-2-fluoro-6-methyl-4-[(4-[(2,7-disulfo-6-[(2,5-disulfophenyl)azo]-4-hydroxy-3-naphthyl)azo]phenyl)amino]pyrimidine Potassium Sodium Salt; Complex Azo Dye Precursor; Textile Dye Intermediate
EINECS	Contact for details

Quality Control

Our production of this advanced dye intermediate adheres to strict quality management systems. Every batch is analyzed to ensure consistent chemical identity, purity, and performance. Certificates of Analysis (COA) detailing key parameters such as assay, impurity profile, and physical characteristics are provided and available upon request to support your quality assurance protocols.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Dark colored powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Heavy Metals	≤ 20 ppm
Solubility	Soluble in water

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