Description

2-[[6-[(4-Amino-6-Chloro-1,3,5-Triazin-2-Yl)Methylamino]-1-Hydroxy-3-Sulpho-2-Naphthyl]Azo]Naphthalene-1,5-Disulphonic Acid CAS NO 77365-26-5 is a high-purity, synthetic organic chemical belonging to the class of azo dyes and reactive dye intermediates. This compound is valued for its excellent chromophore properties and its role as a key building block in the synthesis of specialized colorants. It is primarily sought by manufacturers in the textile, ink, and specialty chemical industries for producing vibrant and stable dyes.

Application

• Primary Intermediate for Reactive Dyes: A critical precursor in the synthesis of high-performance reactive dyes used for coloring cellulosic fibers like cotton and viscose.
• Textile Industry: Used in the manufacturing of dyes that offer superior wash-fastness and light-fastness properties on fabrics.
• Ink Formulation: Serves as a key component in the production of industrial and specialty printing inks, particularly where color intensity and stability are paramount.
• Paper Coloring: Employed in the production of dyes for high-quality paper and packaging materials.
• Leather Dyeing: Used in the formulation of dyes for the leather tanning and finishing industry.
• Research & Development: Serves as a valuable reference standard and starting material in chemical R&D for novel chromophores and functional materials.

Basic Information

Product Name	2-[[6-[(4-Amino-6-Chloro-1,3,5-Triazin-2-Yl)Methylamino]-1-Hydroxy-3-Sulpho-2-Naphthyl]Azo]Naphthalene-1,5-Disulphonic Acid
CAS No.	77365-26-5
Molecular Formula	C24H18ClN7O10S3
Molecular Weight	704.10 g/mol
Synonyms	Reactive Dye Intermediate; C.I. Reactive Red 198 Intermediate; 1,5-Naphthalenedisulfonic acid, 2-[[6-[(4-amino-6-chloro-1,3,5-triazin-2-yl)methylamino]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]-; 2-[[6-[(4-Amino-6-chloro-s-triazin-2-yl)methylamino]-1-hydroxy-3-sulfo-2-naphthyl]azo]-1,5-naphthalenedisulfonic acid; 77365-26-5; Amino Chloro Triazinyl Azo Naphthalene Sulfonic Acid
EINECS	Contact for details

Quality Control

Our production of this reactive dye intermediate adheres to stringent quality control protocols to ensure batch-to-batch consistency and high purity. Quality is verified through advanced analytical techniques including HPLC and spectrophotometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles 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 stability and performance.

Specification

Item	Specification
Appearance	Dark red to brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Moisture Content	≤ 5.0%
Ash Content	≤ 1.0%
Water Solubility	Freely soluble

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