Description

9,10-Dihydro-1,4-Dihydroxy-9,10-Dioxo-3-(4-Sulphophenoxy)Anthracene-2-Sulphonic Acid is a specialized anthraquinone derivative with a complex, functionalized structure. This compound matters for its role as a key intermediate in the synthesis of high-value dyes and pigments, particularly acid dyes and reactive dyes for textiles. Industrial manufacturers and R&D laboratories in the dye, colorant, and fine chemical sectors require this material for developing vibrant and colorfast products.

Application

• Primary Intermediate for Dye Synthesis: A crucial building block in the manufacture of anthraquinone-based acid dyes and reactive dyes.
• Textile Dyeing: Used to produce dyes for coloring natural fibers like wool, silk, and nylon, offering good wash and light fastness.
• Specialty Pigments: Serves as a precursor for creating high-performance organic pigments used in inks, coatings, and plastics.
• Research & Development: Employed in chemical research for developing novel chromophores and functional materials.
• Paper Coloring: Can be utilized in the production of dyes for specialty paper products.
• Liquid Crystal Dyes: Potential application in the synthesis of dyes for electronic displays and optical devices.

Basic Information

Product Name	9,10-Dihydro-1,4-Dihydroxy-9,10-Dioxo-3-(4-Sulphophenoxy)Anthracene-2-Sulphonic Acid
CAS No.	6486-92-6
Molecular Formula	C20H12O11S2
Molecular Weight	492.43 g/mol
Synonyms	Acid Blue 45 Intermediate; 1,4-Dihydroxy-9,10-dioxo-3-(4-sulfophenoxy)-9,10-dihydroanthracene-2-sulfonic acid; 9,10-Dihydro-1,4-dihydroxy-9,10-dioxo-3-(4-sulfophenoxy)anthracene-2-sulfonic acid; 3-(p-Sulfophenoxy)-1,4-dihydroxy-9,10-anthraquinone-2-sulfonic acid; C.I. 63010 Intermediate; Anthraquinone sulfonic acid derivative; Reactive Blue 19 related intermediate
EINECS	Contact for details

Quality Control

Our production of 9,10-Dihydro-1,4-Dihydroxy-9,10-Dioxo-3-(4-Sulphophenoxy)Anthracene-2-Sulphonic Acid adheres to strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure consistent purity and composition, meeting the stringent requirements of industrial dye synthesis. Certificates of Analysis (COA) detailing key parameters such as assay, impurity profile, and spectral identification are available upon request to support your quality assurance 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). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Sulfated Ash	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm

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