Description

Sodium 4,5-Diamino-9,10-Dihydro-1,8-Dihydroxy-9,10-Dioxoanthracene-2-Sulphonate is a high-purity, water-soluble anthraquinone derivative valued for its strong chromophoric properties and chelating ability. This compound is essential for applications requiring precise color formation and metal ion interaction. It is primarily sought by manufacturers in the dyes and pigments, analytical chemistry, and specialty chemical synthesis sectors.

Application

• Precursor for Anthraquinone Dyes and Pigments: Serves as a key intermediate in synthesizing high-value, colorfast dyes for textiles, inks, and plastics.
• Analytical Reagent: Used as a sensitive chromogenic agent in colorimetric assays and detection kits for metal ions (e.g., aluminum, magnesium).
• Chelating Agent: Functions in formulations requiring specific metal sequestration or catalysis due to its diaminodihydroxy structure.
• Specialty Chemical Synthesis: Acts as a building block for advanced organic molecules in pharmaceutical and agrochemical research.
• Laboratory Research: Employed in academic and industrial R&D for studying redox-active quinone systems and photochemical properties.

Basic Information

Item	Details
Product Name	Sodium 4,5-Diamino-9,10-Dihydro-1,8-Dihydroxy-9,10-Dioxoanthracene-2-Sulphonate
CAS No.	68227-60-1
Molecular Formula	C14H9N2NaO8S
Molecular Weight	388.29 g/mol
Synonyms	Acid Blue 45 (sodium salt); Alizarin Cyanine Green G; C.I. 63010; Sodium 4,5-diamino-1,8-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2-sulfonate; 2-Anthracenesulfonic acid, 4,5-diamino-9,10-dihydro-1,8-dihydroxy-9,10-dioxo-, monosodium salt; Alizarin Green G; Diamond Green G
EINECS	Contact for details

Quality Control

Our Sodium 4,5-Diamino-9,10-Dihydro-1,8-Dihydroxy-9,10-Dioxoanthracene-2-Sulphonate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters such as assay, impurity profile, and solubility are provided to guarantee it meets your specific application requirements.

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 sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Dark green to black powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Solubility (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.