Description

Disodium 7-[(5-Chloro-2,6-Difluoropyrimidin-4-Yl)Amino]-4-Hydroxy-3-[(4-Methoxy-2-Sulphonatophenyl)Azo]Naphthalene-2-Sulphonate is a high-purity, synthetic organic dye intermediate of significant industrial importance. This compound is valued for its precise chemical structure, which imparts specific color and binding properties in advanced applications. It is primarily required by manufacturers in the specialty dyes, pigments, and advanced materials sectors for producing high-performance colorants.

Application

This specialized chemical serves as a critical building block in several high-value industrial processes. Its primary and related applications include:

• Production of Reactive and Disperse Dyes: As a key chromophore intermediate for textiles, leather, and paper.
• Synthesis of High-Performance Pigments (HPP): For applications requiring exceptional durability, weatherfastness, and chemical resistance.
• Liquid Crystal Display (LCD) Color Filters: In the manufacturing of precise colorants for electronic displays.
• Inkjet Inks: Particularly for industrial and professional-grade inks requiring specific hue and stability.
• Biological Staining Reagents: Potential use in the development of specialized histological or cytological stains.
• Research & Development: Serving as a standard or precursor in organic synthesis and material science research.

Basic Information

Product Name	Disodium 7-[(5-Chloro-2,6-Difluoropyrimidin-4-Yl)Amino]-4-Hydroxy-3-[(4-Methoxy-2-Sulphonatophenyl)Azo]Naphthalene-2-Sulphonate
CAS No.	68959-17-1
Molecular Formula	C21H12ClF2N6Na2O9S2
Molecular Weight	678.92 g/mol
Synonyms	7-[(5-Chloro-2,6-difluoropyrimidin-4-yl)amino]-4-hydroxy-3-[(4-methoxy-2-sulfonatophenyl)azo]naphthalene-2-sulfonic acid disodium salt; C.I. Reactive Orange 107 (related class); Disodium 4-hydroxy-3-[(4-methoxy-2-sulfophenyl)azo]-7-[(5-chloro-2,6-difluoro-4-pyrimidinyl)amino]-2-naphthalenesulfonate; Azo pyrimidine dye intermediate; Reactive dye intermediate 68959-17-1; Acid dye intermediate (based on sulfonate groups)
EINECS	Contact for details

Quality Control

Our production of Disodium 7-[(5-Chloro-2,6-Difluoropyrimidin-4-Yl)Amino]-4-Hydroxy-3-[(4-Methoxy-2-Sulphonatophenyl)Azo]Naphthalene-2-Sulphonate adheres to a stringent quality management system. Each batch is analyzed to ensure it meets precise chemical identity, purity, and impurity profile specifications critical for consistent dye performance. Comprehensive Certificates of Analysis (COA) documenting these parameters are provided with every shipment to ensure traceability and batch-to-batch consistency for our global customers.

Storage

Preserve in a tightly closed container, protected from light. This material is hygroscopic (moisture-sensitive) and must be stored in a cool, dry place with controlled humidity. Recommended long-term storage temperature is 2-8°C. Keep the container tightly sealed in a desiccated environment to prevent moisture absorption and decomposition.

Specification

Item	Specification
Appearance	Reddish-brown to dark brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Moisture Content (KF)	≤ 5.0%
Solubility (1% in Water)	Clear solution
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 3.0%

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