Description

1-Amino-4-[(4-amino-2-sulfophenyl)amino]-9,10-dihydro-9,10-dioxo-2-anthracenesulfonic acid reaction products with 2-[[3-[(4,6-dichloro-1,3,5-triazin-2-yl)ethylamino]phenyl]sulfonyl]ethyl hydrogen sulfate, sodium salts is a high-performance, reactive dye intermediate designed for the synthesis of advanced colorants. This compound is engineered to deliver superior color fastness and brilliant hues in demanding textile applications. It is a critical raw material for manufacturers of reactive dyes targeting the cotton, wool, and nylon fiber markets, where consistent quality and reliable supply are paramount.

Application

• Primary Intermediate for Reactive Dyes: Key building block in the synthesis of high-washfast and lightfast reactive dyes for cellulosic fibers like cotton and viscose.
• Textile Dyeing and Printing: Used in the production of dyes for exhaust, pad-batch, and continuous dyeing processes, as well as textile printing inks.
• Specialty Colorant Production: Enables the creation of vibrant and stable shades for technical textiles, including automotive fabrics and outdoor apparel.
• Leather Dyeing: Serves as a precursor for dyes used in the leather industry to achieve deep, uniform coloration.
• Paper Coloration: Can be utilized in the manufacturing of specialty dyes for high-quality paper and packaging products.
• Research & Development: A valuable compound for R&D laboratories focused on developing new chromophores and advanced dye chemistries.

Basic Information

Product Name	1-Amino-4-[(4-amino-2-sulfophenyl)amino]-9,10-dihydro-9,10-dioxo-2-anthracenesulfonic acid reaction products with 2-[[3-[(4,6-dichloro-1,5-triazin-2-yl)ethylamino]phenyl]sulfonyl]ethyl hydrogen sulfate, sodium salts
CAS No.	500717-36-2
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Reactive Dye Intermediate 500717-36-2; Anthraquinone-based Reactive Dye Precursor; Sodium 1-amino-4-[(4-amino-2-sulfophenyl)amino]anthraquinone-2-sulfonate triazine derivative; Reactive Blue 222 intermediate; C.I. Reactive Blue 222 related compound; Triazine-coupled anthraquinone sulfonic acid sodium salt; Dichlorotriazinyl reactive dye intermediate
EINECS	Contact for details

Quality Control

Our production of this reactive dye intermediate adheres to strict quality management protocols to ensure batch-to-batch consistency and performance reliability. Every lot is analyzed using advanced techniques like HPLC and spectrophotometry to confirm critical parameters such as purity, reactive group content, and color strength. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality assurance and regulatory compliance 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). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect performance.

Specification

Item	Specification
Appearance	Dark blue to black powder or granules
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 90%
Moisture Content	Max. 5.0%
Water Solubility	Freely soluble
pH (1% Solution)	6.0 - 8.0
Heavy Metals (as Pb)	Max. 20 ppm

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