Description

5-[[5-Chloro-6-Methyl-2-(Methylsulphonyl)-4-Pyrimidinyl]Amino]-4-Hydroxy-3-[(1-Sulpho-2-Naphthyl)Azo]Naphthalene-2,7-Disulphonic Acid, Potassium Sodium Salt is a high-purity, water-soluble azo dye intermediate of significant commercial importance. This compound is valued for its ability to impart specific, stable color properties in demanding industrial applications. It is primarily sought after by manufacturers in the textile, ink, and specialty chemical sectors for the synthesis of advanced colorants and functional dyes.

Application

• Textile Dye Synthesis: A key intermediate for producing high-performance, wash-fast azo dyes for synthetic and natural fibers.
• Inkjet and Printing Inks: Used in the formulation of specialized inks requiring precise color matching and stability.
• Functional Dyes: Serves as a precursor for dyes used in non-textile applications, such as optical data storage or liquid crystal displays (LCDs).
• Leather and Paper Coloring: Employed in the manufacture of dyes for coloring leather goods and specialty papers.
• Research & Development: Utilized in chemical research for developing novel chromophores and studying dye-polymer interactions.
• Analytical Reagents: Can be used as a colorimetric reagent or indicator in specific analytical chemistry procedures.

Basic Information

Product Name	5-[[5-Chloro-6-Methyl-2-(Methylsulphonyl)-4-Pyrimidinyl]Amino]-4-Hydroxy-3-[(1-Sulpho-2-Naphthyl)Azo]Naphthalene-2,7-Disulphonic Acid, Potassium Sodium Salt
CAS No.	83400-01-5
Molecular Formula	C26H17ClKN6NaO12S4
Molecular Weight	823.24 g/mol
Synonyms	Acid Red 404; C.I. 18075; Potassium sodium 5-[(5-chloro-6-methyl-2-methylsulfonylpyrimidin-4-yl)amino]-4-hydroxy-3-[(1-sulfo-2-naphthyl)diazenyl]naphthalene-2,7-disulfonate; 5-[(5-Chloro-6-methyl-2-methylsulfonylpyrimidin-4-yl)amino]-4-hydroxy-3-[(1-sulfo-2-naphthyl)azo]naphthalene-2,7-disulfonic acid potassium sodium salt; 2,7-Naphthalenedisulfonic acid, 5-[(5-chloro-6-methyl-2-(methylsulfonyl)-4-pyrimidinyl)amino]-4-hydroxy-3-[(1-sulfo-2-naphthyl)azo]-, potassium sodium salt
EINECS	Contact for details

Quality Control

Our production of this dye intermediate adheres to stringent quality control protocols to ensure batch-to-batch consistency and purity. Each lot is analyzed using advanced techniques like HPLC to verify identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical specifications is provided with every shipment to support your quality assurance and regulatory needs.

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 nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product performance.

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 (in Water)	Clear solution

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