Description

Disodium 4,4'-[(9,10-Dihydro-9,10-Dioxo-1,4-Anthrylene)Bis[Imino(3-Methylpropane-1,3-Diyl)]]Bis(Benzenesulphonate) is a high-purity, water-soluble anthraquinone derivative dye intermediate. This compound is valued for its role in synthesizing specialized dyes and pigments with excellent color fastness and light stability. It is primarily required by manufacturers in the textile, ink, and specialty chemical industries for producing high-performance colorants.

Application

• Dye Intermediate: A key precursor for the synthesis of reactive, acid, and disperse dyes, particularly anthraquinone-based colors.
• Textile Dyeing: Used in the production of dyes for coloring natural and synthetic fibers, offering vibrant shades and good wash-fastness.
• Ink Manufacturing: Serves as a building block for high-quality pigments used in printing inks, including inks for packaging and security applications.
• Functional Dyes: Potential use in the development of dyes for liquid crystal displays (LCDs), optical data storage, and other advanced photonic materials.
• Research & Development: Employed in academic and industrial R&D labs for exploring new chromophores and functional materials.
• Specialty Coatings: Can be utilized in formulating dyes for specialized coatings requiring specific color properties and durability.

Basic Information

Product Name	Disodium 4,4'-[(9,10-Dihydro-9,10-Dioxo-1,4-Anthrylene)Bis[Imino(3-Methylpropane-1,3-Diyl)]]Bis(Benzenesulphonate)
CAS No.	73398-31-9
Molecular Formula	C36H34N2Na2O10S2
Molecular Weight	764.76 g/mol
Synonyms	Disodium 1,4-Bis[(4-sulfonatobenzyl)amino]anthraquinone-9,10-dione; Acid Blue 324; C.I. 62125; 1,4-Bis[(4-sulfobenzyl)amino]anthraquinone disodium salt; Anthraquinone Blue Dye Intermediate; 1,4-Bis(p-sulfobenzylamino)anthraquinone disodium salt; Reactive Blue Dye Precursor
EINECS	Contact for details

Quality Control

Our Disodium 4,4'-[(9,10-Dihydro-9,10-Dioxo-1,4-Anthrylene)Bis[Imino(3-Methylpropane-1,3-Diyl)]]Bis(Benzenesulphonate) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the stringent requirements of industrial dye synthesis. Certificates of Analysis (COA) detailing purity, impurity profile, and physical specifications are available upon request.

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 strong oxidizing agents. The product is light-sensitive (store away from light) and hygroscopic (moisture-sensitive).

Specification

Item	Specification
Appearance	Dark Blue to Bluish-Black Powder
Identification (IR)	Conforms to Standard
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.