Description

Sodium 4,8-Diamino-9,10-Dihydro-1,5-Dihydroxy-6-(4-Hydroxyphenyl)-9,10-Dioxoanthracene-2-Sulphonate is a high-purity, water-soluble anthraquinone derivative valued for its unique chromophoric and functional properties. This compound is critical for applications requiring precise color development, chemical reactivity, and stability under specific conditions. It is primarily sought by manufacturers in the dye and pigment, specialty chemical, and advanced material research sectors for its role as a key intermediate or functional additive.

Application

• Dye and Pigment Intermediate: A key precursor for synthesizing high-value, water-soluble anthraquinone dyes used in textile, leather, and paper coloring.
• Specialty Ink Formulation: Used in the development of functional and security inks where specific light-fastness and solubility properties are required.
• Analytical Chemistry Reagent: Employed as a chromogenic agent or complexometric indicator in specific laboratory and diagnostic test methods.
• Functional Material Synthesis: Serves as a building block for creating advanced organic materials, including polymers and liquid crystals, with tailored optical properties.
• Biochemical Staining: Potential use in histological or cytological staining procedures due to its affinity for certain biological structures.
• Photographic and Imaging Chemicals: Can be utilized in specialized photographic processes or as a component in light-sensitive layers.

Basic Information

Product Name	Sodium 4,8-Diamino-9,10-Dihydro-1,5-Dihydroxy-6-(4-Hydroxyphenyl)-9,10-Dioxoanthracene-2-Sulphonate
CAS No.	55694-11-6
Molecular Formula	C20H13N2NaO8S
Molecular Weight	464.38 g/mol
Synonyms	Acid Blue 45 Sodium Salt; C.I. 63010; Sodium 1,5-Diamino-4,8-dihydroxy-2-(4-hydroxyphenyl)anthraquinone-3-sulfonate; 1,5-Diamino-4,8-dihydroxy-2-(p-hydroxyphenyl)anthraquinone-3-sulfonic Acid Sodium Salt; 9,10-Anthracenedione, 1,5-diamino-4,8-dihydroxy-2-(4-hydroxyphenyl)-3-sulfo-, monosodium salt; Alizarin Cyanine Green F; Anthraquinone Green G; Sodium 4,8-Diamino-1,5-dihydroxy-6-(4-hydroxyphenyl)-9,10-dioxo-9,10-dihydroanthracene-2-sulfonate
EINECS	Contact for details

Quality Control

Our Sodium 4,8-Diamino-9,10-Dihydro-1,5-Dihydroxy-6-(4-Hydroxyphenyl)-9,10-Dioxoanthracene-2-Sulphonate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity, spectrophotometry for color value, and residual solvent analysis, to ensure it meets exacting specifications for industrial and laboratory use. Certificates of Analysis (COA) documenting identity, purity, and key physical parameters are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed after opening to prevent absorption of atmospheric moisture, which can affect purity and performance.

Specification

Item	Specification
Appearance	Dark green to black powder or crystalline solid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in Water)	Clear solution at 1% w/v
pH (1% Solution)	6.0 - 8.0

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