Description

Trisodium 2-[[4-[[4-[(4-Amino-6-Chloro-1,3,5-Triazin-2-Yl)Amino]-5-Sulphonatonaphthyl]Azo]-2,5-Dimethylphenyl]Azo]Benzene-1,4-Disulphonate is a high-purity, water-soluble azo dye intermediate of significant industrial importance. Its core value lies in its role as a key precursor for synthesizing reactive and direct dyes, offering excellent color fastness and binding properties. This compound is essential for manufacturers in the textile, leather, and specialty chemical industries seeking to produce vibrant and durable colorants.

Application

• Primary Intermediate for Reactive Dyes: Serves as a critical building block in the synthesis of high-performance reactive dyes for cotton, wool, and nylon.
• Direct Dye Production: Used in the manufacture of direct dyes for paper coloring and textile applications requiring high substantivity.
• Leather Dyeing: Employed in the formulation of dyes for leather finishing, providing rich, penetrating colors.
• Ink and Pigment Manufacturing: Acts as a functional intermediate in the production of certain printing inks and organic pigments.
• Research & Development: Utilized in chemical R&D for developing novel chromophores and studying azo dye chemistry.
• Specialty Chemical Synthesis: Functions as a versatile intermediate for creating custom colorants and functional chemicals.

Basic Information

Product Name	Trisodium 2-[[4-[[4-[(4-Amino-6-Chloro-1,3,5-Triazin-2-Yl)Amino]-5-Sulphonatonaphthyl]Azo]-2,5-Dimethylphenyl]Azo]Benzene-1,4-Disulphonate
CAS No.	70210-13-8
Molecular Formula	C33H22ClN9Na3O10S3
Molecular Weight	Contact for details
Synonyms	Reactive Dye Intermediate 70210-13-8; C.I. Reactive Black 5 Intermediate; Trisodium 4-amino-6-chloro-1,3,5-triazin-2-yl-azo-naphthalene disulfonate derivative; 2-[[4-[[4-[(4-Amino-6-chloro-1,3,5-triazin-2-yl)amino]-5-sulfo-1-naphthalenyl]azo]-2,5-dimethylphenyl]azo]-1,4-benzenedisulfonic acid trisodium salt; Azo dye intermediate CAS 70210-13-8; Benzenedisulfonic acid, 2-[[4-[[4-[(4-amino-6-chloro-1,3,5-triazin-2-yl)amino]-5-sulfo-1-naphthalenyl]azo]-2,5-dimethylphenyl]azo]-, trisodium salt
EINECS	Contact for details

Quality Control

Our Trisodium 2-[[4-[[4-[(4-Amino-6-Chloro-1,3,5-Triazin-2-Yl)Amino]-5-Sulphonatonaphthyl]Azo]-2,5-Dimethylphenyl]Azo]Benzene-1,4-Disulphonate is produced under a stringent quality management system. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure consistent performance and batch-to-batch reliability for your synthesis processes. Certificates of Analysis (COA) detailing purity, impurity profile, and other critical parameters are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, 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, which can affect product quality.

Specification

Item	Specification
Appearance	Dark brown to black powder or granules
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Moisture Content	≤ 5.0%
Solubility (in Water)	Completely soluble
Heavy Metals (as Pb)	≤ 20 ppm

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