Description

Disodium 1-Amino-4-[(4-Chloro-3-Sulphonatophenyl)Amino]-9,10-Dihydro-9,10-Dioxoanthracene-2-Sulphonate is a high-purity, water-soluble anthraquinone derivative dye intermediate. This compound is valued for its role in synthesizing vibrant and stable dyes, particularly for technical applications requiring specific color properties and fastness. It is primarily utilized by manufacturers in the textile, ink, and specialty chemical industries for producing high-performance colorants.

Application

• Textile Dye Intermediate: A key precursor for synthesizing reactive and acid dyes used in coloring natural and synthetic fibers like cotton, wool, and nylon.
• Inkjet Ink Formulation: Used in the production of high-quality colorants for industrial and commercial inkjet printing applications.
• Functional Dye Synthesis: Serves as a building block for creating dyes used in optical data storage, liquid crystal displays (LCDs), and other advanced materials.
• Leather and Paper Dyeing: Employed in the manufacture of dyes for coloring leather goods and specialty papers.
• Research & Development: Used in academic and industrial R&D laboratories for developing novel chromophores and studying dye chemistry.
• Analytical Reagent: Can be utilized as a staining agent or a standard in various analytical and biochemical assays.

Basic Information

Product Name	Disodium 1-Amino-4-[(4-Chloro-3-Sulphonatophenyl)Amino]-9,10-Dihydro-9,10-Dioxoanthracene-2-Sulphonate
CAS No.	70892-85-2
Molecular Formula	C20H11ClN2Na2O8S2
Molecular Weight	584.87 g/mol
Synonyms	1-Amino-4-[(4-chloro-3-sulfophenyl)amino]-9,10-dihydro-9,10-dioxo-2-anthracenesulfonic acid disodium salt; C.I. Reactive Blue 59 intermediate; Disodium 1-amino-4-[(4-chloro-3-sulfonatophenyl)amino]anthraquinone-2-sulfonate; Acid Blue 59 related intermediate; Anthraquinone Blue Dye Intermediate; 2-Anthracenesulfonic acid, 1-amino-4-[(4-chloro-3-sulfophenyl)amino]-9,10-dihydro-9,10-dioxo-, disodium salt; Reactive Blue 59 precursor
EINECS	Contact for details

Quality Control

Our Disodium 1-Amino-4-[(4-Chloro-3-Sulphonatophenyl)Amino]-9,10-Dihydro-9,10-Dioxoanthracene-2-Sulphonate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications for dye synthesis. Certificates of Analysis (COA) detailing all quality parameters are provided with every shipment.

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 material is hygroscopic (moisture-sensitive) and light-sensitive; prolonged exposure to air, moisture, or light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Dark blue to violet powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content	≤ 5.0%
pH (1% Solution)	6.0 - 8.0
Heavy Metals (as Pb)	≤ 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.