Description

5-Chloro-6-[4,5-Dihydro-4-[[2-Methoxy-5-[[2-(Sulphooxy)Ethyl]Sulphonyl]Phenyl]Azo]-3-Methyl-5-Oxo-1H-Pyrazol-1-Yl]Toluene-3-Sulphonic Acid, Sodium Salt is a high-purity, water-soluble anionic dye intermediate characterized by its complex azo-pyrazolone structure. This compound is engineered to provide exceptional color strength and stability, making it a critical component for producing high-performance dyes and pigments. It is primarily sought after by manufacturers in the textile, ink, and specialty coatings industries who require reliable intermediates for vibrant and durable colorants.

Application

• Textile Dyeing: A key intermediate for synthesizing reactive and acid dyes used on cotton, wool, silk, and nylon fibers.
• Ink Formulation: Used in the production of high-quality inks for digital, packaging, and security printing applications.
• Industrial Pigments: Serves as a precursor for manufacturing organic pigments used in plastics, paints, and coatings.
• Leather Coloring: Employed in the synthesis of dyes for the uniform and fast coloring of leather goods.
• Paper Coloring: Used in the manufacture of dyes for specialty and decorative papers.
• Research & Development: A valuable chemical for R&D laboratories focusing on novel chromophores and dye chemistry.

Basic Information

Item	Details
Product Name	5-Chloro-6-[4,5-Dihydro-4-[[2-Methoxy-5-[[2-(Sulphooxy)Ethyl]Sulphonyl]Phenyl]Azo]-3-Methyl-5-Oxo-1H-Pyrazol-1-Yl]Toluene-3-Sulphonic Acid, Sodium Salt
CAS No.	94109-48-5
Molecular Formula	C20H19ClN3Na2O11S3
Molecular Weight	670.01 g/mol
Synonyms	Reactive Dye Intermediate; Sodium 5-chloro-6-[4,5-dihydro-4-[(2-methoxy-5-[(2-sulphooxyethyl)sulphonyl]phenyl)azo]-3-methyl-5-oxo-1H-pyrazol-1-yl]toluene-3-sulphonate; Azo Pyrazolone Dye Intermediate; C.I. Reactive Orange 107 Intermediate; 94109-48-5 (CAS); 5-Chloro-6-(4,5-dihydro-4-((2-methoxy-5-((2-sulfooxyethyl)sulfonyl)phenyl)diazenyl)-3-methyl-5-oxo-1H-pyrazol-1-yl)-2-methylbenzenesulfonic acid sodium salt
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. Every lot is analyzed using advanced techniques like HPLC and spectrophotometry to confirm identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical specifications is provided with each 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). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Brown to dark 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.