Description

6-Amino-5-[[5-[[(5-Chloro-2,6-Difluoro-4-Pyrimidinyl)Methylamino]Methyl]-2-Sulphophenyl]Azo]-4-Hydroxynaphthalene-2-Sulphonic Acid, Sodium Salt is a high-purity, water-soluble azo dye intermediate with a complex, functionalized structure. This compound is valued for its role in synthesizing specialized dyes and pigments, offering precise color properties and chemical reactivity. It is primarily required by manufacturers in the textile, ink, and specialty chemical industries for producing high-performance colorants.

Application

• Reactive Dye Synthesis: A key intermediate for manufacturing high-grade reactive dyes used in textile coloring, particularly for cotton and cellulose fibers.
• Specialty Pigment Production: Used in the creation of complex organic pigments for inks, coatings, and plastics requiring specific hue and stability.
• Biomedical Staining: Potential application as a precursor for developing staining agents in histology and diagnostic assays.
• Research & Development: Serves as a valuable building block in organic synthesis and chemical research for novel chromophores.
• Functional Dye Manufacturing: For producing dyes with specific properties for advanced applications like sensors or optical materials.

Basic Information

Item	Details
Product Name	6-Amino-5-[[5-[[(5-Chloro-2,6-Difluoro-4-Pyrimidinyl)Methylamino]Methyl]-2-Sulphophenyl]Azo]-4-Hydroxynaphthalene-2-Sulphonic Acid, Sodium Salt
CAS No.	83399-76-2
Molecular Formula	C23H17ClF2N7O7S2Na
Molecular Weight	663.99 g/mol
Synonyms	Acid Red 337 (C.I. 17200); Sodium 6-Amino-5-[[5-[[(5-chloro-2,6-difluoro-4-pyrimidinyl)methylamino]methyl]-2-sulfophenyl]azo]-4-hydroxy-2-naphthalenesulfonate; Reactive Red 337; C.I. Acid Red 337; 6-Amino-4-hydroxy-5-[[2-sulfo-5-[[(5-chloro-2,6-difluoro-4-pyrimidinyl)methylamino]methyl]phenyl]azo]-2-naphthalenesulfonic acid, sodium salt; 83399-76-2; Azo dye intermediate 83399-76-2
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 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 at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to prevent absorption of atmospheric moisture.

Specification

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

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