Description

Disodium 1-Amino-9,10-Dihydro-9,10-Dioxo-4-[[3-Sulphonato-4-[(2,5,6-Trichloropyrimidin-4-Yl)Amino]Phenyl]Amino]Anthracene-2-Sulphonate is a high-purity, reactive dye intermediate of significant commercial importance. This compound is valued for its role in synthesizing high-performance, colorfast dyes and pigments, particularly for demanding textile and specialty chemical applications. It is primarily sought by manufacturers in the textile dyeing, ink formulation, and advanced materials sectors who require consistent quality and reliable supply chains for their production processes.

Application

This specialized anthraquinone-based intermediate serves as a critical building block in several high-value industrial applications:

• Reactive Dye Synthesis: Primary use as a key intermediate for manufacturing high-grade reactive dyes, especially for cellulose fibers like cotton and viscose, offering excellent wash and light fastness.
• Textile Colorants: Used in the production of deep, vibrant shades for the textile industry, where the trichloropyrimidine group provides a reactive anchor for covalent bonding to fibers.
• Specialty Pigments and Inks: A precursor for creating high-performance pigments used in inks, coatings, and plastics that require specific color properties and stability.
• Research & Development: Serves as a valuable chemical entity in R&D laboratories for developing novel chromophores and functional dyes with specific optical or electronic properties.
• Functional Material Synthesis: Potential use in the synthesis of advanced materials where the anthraquinone structure contributes to properties like photoactivity or charge transport.

Basic Information

Product Name	Disodium 1-Amino-9,10-Dihydro-9,10-Dioxo-4-[[3-Sulphonato-4-[(2,5,6-Trichloropyrimidin-4-Yl)Amino]Phenyl]Amino]Anthracene-2-Sulphonate
CAS No.	72139-12-9
Molecular Formula	C24H12Cl3N5Na2O10S2
Molecular Weight	754.85 g/mol
Synonyms	1-Amino-4-[[4-[(2,5,6-trichloro-4-pyrimidinyl)amino]-3-sulfophenyl]amino]-9,10-dihydro-9,10-dioxo-2-anthracenesulfonic acid disodium salt; Reactive Blue 198 Intermediate; C.I. Reactive Blue 198; Anthraquinone dye intermediate CAS 72139-12-9; Disodium 1-amino-4-{[4-[(2,5,6-trichloropyrimidin-4-yl)amino]-3-sulfonatophenyl]amino}-9,10-dioxo-9,10-dihydroanthracene-2-sulfonate; 2-Anthracenesulfonic acid, 1-amino-4-[[4-[(2,5,6-trichloro-4-pyrimidinyl)amino]-3-sulfophenyl]amino]-9,10-dihydro-9,10-dioxo-, disodium salt
EINECS	Contact for details

Quality Control

Our production of this dye intermediate adheres to stringent quality control protocols to ensure batch-to-batch consistency and high purity, which is critical for downstream synthesis performance. Quality is verified through advanced analytical techniques including HPLC, UV-Vis spectroscopy, and titration methods. 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 a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product stability and performance.

Specification

Item	Specification
Appearance	Dark blue to violet powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	Min. 95%
Purity (HPLC Area %)	Min. 98.0%
Water Content (KF Titration)	Max. 5.0%
Heavy Metals (as Pb)	Max. 20 ppm
Solubility (in Water)	Freely soluble

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