Description

Disodium [(9,10-Dihydro-9,10-Dioxo-1,4-Anthrylene)Diimino]Bis[Ethyltoluenesulphonate] is a high-purity, water-soluble anthraquinone derivative valued for its role as a key intermediate in the synthesis of specialized dyes and functional materials. This compound is critical for manufacturers requiring precise chemical structures to impart specific color, light-absorbing, or electron-transfer properties to their final products. It is primarily sought after by the advanced dye and pigment industry, as well as research institutions developing novel materials for electronics and imaging technologies.

Application

• Dye and Pigment Intermediate: A crucial building block for synthesizing high-performance anthraquinone-based dyes, including acid dyes, disperse dyes, and reactive dyes for textiles.
• Functional Colorant Production: Used in the manufacture of specialized colorants for inks, coatings, and plastics where specific solubility and stability are required.
• Research & Development: Serves as a key starting material in academic and industrial R&D for novel organic semiconductors, photoinitiators, or light-harvesting materials.
• Analytical Reagent: Potential use as a reagent or standard in analytical chemistry for method development and calibration.
• Specialty Chemical Synthesis: Employed in multi-step organic synthesis to create complex molecules with tailored electronic properties.

Basic Information

Product Name	Disodium [(9,10-Dihydro-9,10-Dioxo-1,4-Anthrylene)Diimino]Bis[Ethyltoluenesulphonate]
CAS No.	83027-61-6
Molecular Formula	C34H28N2Na2O10S2
Molecular Weight	734.69 g/mol
Synonyms	Disodium 1,4-Bis[(4-ethylphenyl)sulfonylamino]anthraquinone-9,10-dione; 1,4-Bis[(p-ethylphenylsulfonyl)amino]anthraquinone disodium salt; Anthraquinone Blue Intermediate; Acid Blue 324 Intermediate; Disodium 1,4-bis[(4-ethylphenyl)sulfonamido]anthraquinone-9,10-dione; 9,10-Anthracenedione, 1,4-bis[[(4-ethylphenyl)sulfonyl]amino]-, sodium salt (1:2); C.I. 61525 Intermediate
EINECS	Contact for details

Quality Control

Our production of Disodium [(9,10-Dihydro-9,10-Dioxo-1,4-Anthrylene)Diimino]Bis[Ethyltoluenesulphonate] adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure consistency and meet precise customer specifications. Certificates of Analysis (COA) documenting all critical parameters are available upon request 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 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. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark blue to violet powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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