Description

Disodium [(9,10-Dihydro-9,10-Dioxo-1,4-Anthrylene)Bis(Imino-4,1-Phenyleneoxy)]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 polymer industries for producing high-performance colorants.

Application

• Textile Dye Intermediate: A key precursor for synthesizing reactive and disperse dyes used in coloring natural and synthetic fibers.
• Inkjet Ink Formulation: Used in the production of high-quality, lightfast pigments for industrial and photographic-grade inks.
• Functional Polymer Additive: Imparts color and specific optical properties to engineering plastics and specialty coatings.
• Liquid Crystal Display (LCD) Color Filters: Serves as a critical component in manufacturing colorants for display technologies.
• Analytical Chemistry Reagent: Employed as a chromogenic agent or standard in specific spectrophotometric analyses.
• Research & Development: Used in academic and industrial R&D for developing novel organic electronic materials and photosensitizers.

Basic Information

Item	Detail
Product Name	Disodium [(9,10-Dihydro-9,10-Dioxo-1,4-Anthrylene)Bis(Imino-4,1-Phenyleneoxy)]Bis(Benzenesulphonate)
CAS No.	70161-19-2
Molecular Formula	C38H24N2Na2O12S2
Molecular Weight	810.69 g/mol
Synonyms	Acid Blue 324; Disodium 1,4-bis[(4-aminophenyl)oxy]-9,10-dihydro-9,10-dioxoanthracene-2,6-disulfonate; C.I. 62125; 1,4-Bis[(4-aminophenoxy)]anthraquinone-2,6-disulfonic acid disodium salt; Anthraquinone Blue 324; Reactive Blue 324 intermediate; Disodium 1,4-bis(p-aminophenoxy)anthraquinone-2,6-disulfonate
EINECS	Contact for details

Quality Control

Our Disodium [(9,10-Dihydro-9,10-Dioxo-1,4-Anthrylene)Bis(Imino-4,1-Phenyleneoxy)]Bis(Benzenesulphonate) is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and compliance.

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 (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Dark blue to violet powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Sulfated Ash	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in Water)	Clear, blue solution

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