Description

Disodium 4,5-Diamino-9,10-Dihydro-1,8-Dihydroxy-9,10-Dioxoanthracene-2,7-Disulphonate is a high-purity, water-soluble anthraquinone derivative with a distinctive chemical structure. This compound is valued for its role as a key intermediate in the synthesis of specialized dyes and pigments, offering excellent color properties and stability. It is primarily sought by manufacturers in the textile dyeing, specialty ink formulation, and advanced materials research sectors.

Application

• Primary Intermediate for Anthraquinone Dyes: A crucial building block in the synthesis of high-performance blue and green reactive and acid dyes for textiles.
• Specialty Ink Production: Used in formulating inks for security printing, high-resolution imaging, and specialty packaging where color fastness is critical.
• Functional Dye Synthesis: Serves as a precursor for dyes used in optical data storage, liquid crystal displays (LCDs), and other optoelectronic applications.
• Laboratory Research & Development: Employed as a standard or reagent in chemical research focusing on dye chemistry, photochemistry, and organic synthesis.
• Analytical Chemistry: Can be utilized as a chromogenic agent or complexometric indicator in specific analytical procedures.

Basic Information

Item	Detail
Product Name	Disodium 4,5-Diamino-9,10-Dihydro-1,8-Dihydroxy-9,10-Dioxoanthracene-2,7-Disulphonate
CAS No.	6370-62-3
Molecular Formula	C14H8N2Na2O10S2
Molecular Weight	466.32 g/mol
Synonyms	Acid Blue 45; C.I. 63010; Disodium 4,5-diamino-1,8-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2,7-disulfonate; 4,5-Diamino-1,8-dihydroxyanthraquinone-2,7-disulfonic acid disodium salt; Alizarin Cyanine Green F; Anthraquinone Blue SWR; C.I. Acid Blue 45
EINECS	228-904-3

Quality Control

Our production of Disodium 4,5-Diamino-9,10-Dihydro-1,8-Dihydroxy-9,10-Dioxoanthracene-2,7-Disulphonate adheres to a stringent quality management system. Every batch is tested to ensure it meets precise specifications for identity, purity, and composition. A comprehensive Certificate of Analysis (COA) detailing results for assay, impurity profile, and other critical parameters 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). Keep away from incompatible materials. Due to its light-sensitive nature, containers should be opaque or stored in darkness.

Specification

Item	Specification
Appearance	Dark blue to bluish-black powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Sulfated Ash	≤ 20.0%
Heavy Metals (as Pb)	≤ 20 ppm
Water Solubility	Freely soluble

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