Description

Sodium 1-[4-(Chloroacetamido)Phenyl] 2-[[2-Amino-6-[[Ethyl(4-Sulphonatophenyl)Amino]Sulphonyl]-8-Hydroxy-1-Naphthyl]Azo]Benzenesulphonate is a specialized, high-purity azo dye intermediate with a reactive chloroacetamido group. This compound is engineered to provide exceptional color strength and covalent bonding capability in demanding synthetic applications. It is primarily required by manufacturers in the textile, specialty ink, and high-performance polymer industries seeking to develop products with superior colorfastness and stability.

Application

• Reactive Dye Synthesis: A key intermediate for manufacturing high-grade reactive dyes used in cotton, wool, and nylon fiber coloring.
• Textile Printing Inks: Used in the formulation of inks for digital and screen printing on fabrics, offering vibrant shades and excellent wash-fastness.
• Functional Polymer Production: Serves as a chromophore monomer for creating colored polymers with specific optical properties.
• Biological Staining Agents: Potential use in the development of specialized stains for histological and cytological applications in life science research.
• Liquid Crystal Display (LCD) Color Filters: Employed in the synthesis of pigments for high-resolution display technologies.
• Analytical Chemistry Reagents: Can be utilized as a standard or reagent in colorimetric detection methods and assays.

Basic Information

Product Name	Sodium 1-[4-(Chloroacetamido)Phenyl] 2-[[2-Amino-6-[[Ethyl(4-Sulphonatophenyl)Amino]Sulphonyl]-8-Hydroxy-1-Naphthyl]Azo]Benzenesulphonate
CAS No.	90697-54-4
Molecular Formula	C39H30ClN6NaO10S3
Molecular Weight	923.30 g/mol
Synonyms	Reactive Black 5 Analog Intermediate; 1,3-Benzenedisulfonic acid, 4-[[2-amino-8-hydroxy-6-[[(4-sulfophenyl)ethylamino]sulfonyl]-1-naphthalenyl]azo]-5-[(2-chloro-1-oxoethyl)amino]-, sodium salt; C.I. Reactive Black 5 Related Compound; Sodium 4-[(2-Amino-8-hydroxy-6-{[(4-sulfophenyl)ethyl]sulfamoyl}-1-naphthyl)azo]-5-[(chloroacetyl)amino]benzene-1,3-disulfonate; Chloroacetamido Phenyl Azo Naphthol Sulfonate; Azo Dye Intermediate 90697-54-4
EINECS	Contact for details

Quality Control

Our production of Sodium 1-[4-(Chloroacetamido)Phenyl] 2-[[2-Amino-6-[[Ethyl(4-Sulphonatophenyl)Amino]Sulphonyl]-8-Hydroxy-1-Naphthyl]Azo]Benzenesulphonate adheres to a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications. Certificates of Analysis (COA) documenting all critical parameters are provided and can be tailored to support compliance with ISO, GMP, and REACH requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This material is moisture-sensitive (hygroscopic); keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Dark blue to black powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Moisture Content (KF)	≤ 5.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in Water)	Clear solution
pH (1% Solution)	6.0 - 8.0

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