Description

Disodium 1,1'-Iminobis[4-Amino-9,10-Dihydro-9,10-Dioxoanthracenesulphonate] is a high-purity, water-soluble anthraquinone derivative valued for its strong chromophoric properties and chemical stability. This compound is essential for industries requiring precise and durable colorants or functional intermediates. It is primarily sought after by manufacturers in the dyes and pigments, specialty chemicals, and advanced material research sectors for its consistent performance and quality.

Application

• Dye Intermediate: A key precursor for synthesizing high-value, water-soluble anthraquinone dyes and pigments.
• Functional Colorant: Used in the production of specialized dyes for textiles, inks, and coatings requiring specific lightfastness and solubility properties.
• Chemical Synthesis: Serves as a versatile building block in organic synthesis for creating complex molecules with anthraquinone cores.
• Research & Development: Employed in academic and industrial R&D for developing new chromophores, sensors, or advanced polymeric materials.
• Analytical Reagent: Potential use as a staining agent or a standard in analytical chemistry and biochemical assays.

Basic Information

Item	Details
Product Name	Disodium 1,1'-Iminobis[4-Amino-9,10-Dihydro-9,10-Dioxoanthracenesulphonate]
CAS No.	85305-22-2
Molecular Formula	C30H16N2Na2O14S2
Molecular Weight	754.53 g/mol
Synonyms	Disodium 1,1'-Iminobis(4-amino-9,10-dihydro-9,10-dioxo-2-anthracenesulfonate); Acid Blue 324; C.I. 61545; 1,1'-Iminobis[4-amino-9,10-dihydro-9,10-dioxoanthracene-2-sulfonic acid], disodium salt; 2,2'-[(Imino)bis(4-amino-9,10-dihydro-9,10-dioxo-2-anthracenesulfonato)]disodium; Disodium 4,4'-iminobis(4-amino-9,10-dioxo-9,10-dihydroanthracene-2-sulfonate); Anthraquinone Blue 324; Disodium 1,1'-iminodi(4-aminoanthraquinone-2-sulfonate)
EINECS	Contact for details

Quality Control

Our Disodium 1,1'-Iminobis[4-Amino-9,10-Dihydro-9,10-Dioxoanthracenesulphonate] is produced under a stringent quality management system. Every batch undergoes rigorous analytical testing to ensure high purity, consistent composition, and batch-to-batch reliability. Certificates of Analysis (COA) detailing key parameters such as assay, impurity profile, and solubility are available upon request to support your quality assurance protocols.

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 nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Dark blue to violet powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content	≤ 5.0%
Solubility (in Water)	Freely soluble
Heavy Metals (as Pb)	≤ 20 ppm

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