Description

1,4-Benzenedisulfonic Acid, 2-4-4-(4-Amino-6-Chloro-1,3,5-Triazin-2-Yl)Amino-7-Sulfo-1-Naphthalenylazo-7-Sulfo-1-Naphthalenylazo-5-Methyl-, Sodium Salt is a high-purity, reactive dye intermediate and specialty chemical. This compound is valued for its ability to form stable covalent bonds with substrates, making it a critical component in the synthesis of high-performance colorants. It is primarily needed by manufacturers in the textile, paper, and specialty polymer industries seeking to produce dyes with excellent wash-fastness and light stability.

Application

• Reactive Dye Synthesis: A key intermediate for manufacturing fiber-reactive dyes, particularly for cotton and cellulose fibers.
• Textile Coloring: Used in the production of dyes that offer superior color fastness to washing, light, and perspiration.
• Paper Dyeing: Employed in the formulation of dyes for high-quality paper and packaging materials.
• Specialty Polymer Modification: Can be used to introduce chromophoric or anionic sulfonate groups into polymer chains for functional materials.
• Ink Manufacturing: A component in the synthesis of pigments for specialty inks requiring high stability.
• Research & Development: Serves as a building block in chemical research for novel chromophores and functional dyes.

Basic Information

Product Name	1,4-Benzenedisulfonic Acid, 2-4-4-(4-Amino-6-Chloro-1,3,5-Triazin-2-Yl)Amino-7-Sulfo-1-Naphthalenylazo-7-Sulfo-1-Naphthalenylazo-5-Methyl-, Sodium Salt
CAS No.	144320-62-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Sodium 2-[[4-[[4-amino-6-chloro-1,3,5-triazin-2-yl]amino]-7-sulfo-1-naphthyl]azo]-5-methyl-1,4-benzenedisulfonate; Reactive Dye Intermediate; Triazinyl Azo Dye Intermediate; C.I. Reactive Red 198 Intermediate; Benzenedisulfonic acid, 2-[[4-[[4-amino-6-chloro-s-triazin-2-yl]amino]-7-sulfo-1-naphthalenyl]azo]-5-methyl-, sodium salt; Azo-triazine dye intermediate.
EINECS	Contact for details

Quality Control

Our 1,4-Benzenedisulfonic Acid derivative is produced under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure consistent purity and performance as a dye intermediate. Certificates of Analysis (COA) detailing assay, impurity profile, and physical specifications are available upon request to support your quality assurance protocols.

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 which can affect product performance.

Specification

Item	Specification
Appearance	Dark colored powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95%
Moisture Content	Max. 5.0%
Heavy Metals (as Pb)	Max. 20 ppm
Solubility (in Water)	Partially soluble

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