Description

4-(Acetylamino)-6-[[5-[[(5-Chloro-2,6-Difluoro-4-Pyrimidinyl)Methylamino]Methyl]-2-Sulphophenyl]Azo]-5-Hydroxynaphthalene-1,7-Disulphonic Acid, Sodium Salt is a high-purity, complex synthetic dye intermediate designed for advanced applications. This compound is valued for its precise molecular structure, which provides excellent chromophoric properties and reactivity for creating specialized colorants. It is primarily sought after by manufacturers in the textile, ink, and specialty chemical industries for the production of high-performance dyes and pigments.

Application

• Key intermediate in the synthesis of high-grade, reactive dyes for textile fibers, particularly cotton and nylon.
• Precursor for manufacturing specialized pigments used in industrial inks and coatings.
• Used in research and development for creating novel colorants with specific lightfastness and washfastness properties.
• Potential component in the formulation of dyes for biological staining applications in analytical laboratories.
• Employed in the production of colorants for specialty papers and security printing.

Basic Information

Item	Detail
Product Name	4-(Acetylamino)-6-[[5-[[(5-Chloro-2,6-Difluoro-4-Pyrimidinyl)Methylamino]Methyl]-2-Sulphophenyl]Azo]-5-Hydroxynaphthalene-1,7-Disulphonic Acid, Sodium Salt
CAS No.	83399-77-3
Molecular Formula	C26H20ClF2N7O10S3Na3 (or related salt form)
Molecular Weight	Contact for details
Synonyms	Reactive Dye Intermediate 83399-77-3; Sodium 4-Acetamido-6-{[5-({[(5-chloro-2,6-difluoropyrimidin-4-yl)methyl]amino}methyl)-2-sulfophenyl]diazenyl}-5-hydroxy-1,7-naphthalenedisulfonate; CI Reactive Dye Precursor; Azo Dye Intermediate; 5-Chloro-2,6-difluoro-4-pyrimidinyl dye derivative; Trisodium salt of the disulfonic acid dye; Naphthalene-based azo dye intermediate.
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. Quality is verified through advanced analytical techniques including HPLC and spectrophotometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles 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. Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed in a low-humidity environment to prevent degradation. Recommended storage temperature is between 15°C and 25°C.

Specification

Item	Specification
Appearance	Dark colored powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95%
Loss on Drying	Max. 5.0%
Heavy Metals	Max. 20 ppm
Solubility	Soluble in water

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