Description

Sodium 1-Amino-4-[[(Aminosulphonyl)-4-Methylphenyl]Amino]-9,10-Dihydro-9,10-Dioxoanthracene-2-Sulphonate is a high-purity, water-soluble anthraquinone derivative, specifically engineered as a key intermediate for the synthesis of advanced dyes and pigments. This compound matters for its role in producing vivid, stable colors with excellent fastness properties, meeting the stringent demands of modern industrial coloration. It is primarily needed by manufacturers in the textile, ink, and specialty chemical sectors who require reliable, high-quality intermediates for creating high-performance colorants.

Application

• Primary Intermediate for Reactive Dyes: A crucial building block in the synthesis of high-quality reactive dyes for cotton and other cellulosic fibers.
• Specialty Pigment Manufacturing: Used in the production of high-performance organic pigments for inks, coatings, and plastics.
• Textile Dyeing and Printing: Serves as a key chromophore component in dyes for textile applications requiring bright shades and excellent wash-fastness.
• Functional Dye Synthesis: Employed in research and development of functional dyes for non-textile applications, such as in optical data storage or liquid crystal displays.
• Laboratory Reagent: Used as a pure reference standard and intermediate in chemical research and analytical laboratories.

Basic Information

Item	Details
Product Name	Sodium 1-Amino-4-[[(Aminosulphonyl)-4-Methylphenyl]Amino]-9,10-Dihydro-9,10-Dioxoanthracene-2-Sulphonate
CAS No.	85280-21-3
Molecular Formula	C21H14N3NaO7S2
Molecular Weight	507.47 g/mol
Synonyms	1-Amino-4-[(4-amino-3-sulfophenyl)amino]-9,10-dihydro-9,10-dioxo-2-anthracenesulfonic acid sodium salt; Sodium 1-amino-4-[(4-amino-3-sulfophenyl)amino]anthraquinone-2-sulfonate; Acid Blue 25 Intermediate; Reactive Blue Dye Intermediate; Anthraquinone Blue Intermediate; CAS 85280-21-3
EINECS	Contact for details

Quality Control

Our production of Sodium 1-Amino-4-[[(Aminosulphonyl)-4-Methylphenyl]Amino]-9,10-Dihydro-9,10-Dioxoanthracene-2-Sulphonate adheres to a strict quality management system. Every batch undergoes rigorous analytical testing to ensure high purity and consistent performance as a dye intermediate. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, impurity profile, and solubility. Our quality commitment supports your need for reliable raw materials in sensitive synthesis processes.

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. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark blue to violet powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Water Content	≤ 5.0%
Solubility (in Water)	Clear, blue solution
Heavy Metals (as Pb)	≤ 20 ppm

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