Description

Sodium 4-[(4-Amino-9,10-Dihydro-3-Hydroxy-9,10-Dioxo-1-Anthryl)Amino]Toluene-3-Sulphonate is a high-purity, water-soluble anthraquinone derivative valued for its vibrant color and chemical stability. This compound is engineered to deliver consistent performance as a key intermediate in the synthesis of specialized dyes and pigments. It is essential for manufacturers in the textile, ink, and specialty chemical industries seeking reliable and high-quality colorant precursors.

Application

• Primary Intermediate for Dye Synthesis: A crucial building block for manufacturing anthraquinone-based acid dyes and reactive dyes.
• Textile Industry: Used in the production of dyes for coloring nylon, wool, and silk fibers, offering good lightfastness.
• Ink Formulations: Serves as a colorant precursor in the manufacture of specialty inks for packaging and security printing.
• Research & Development: Employed in chemical research for developing novel chromophores and functional dyes.
• Specialty Chemicals: Utilized in the synthesis of colorants for paper, leather, and other industrial applications.

Basic Information

Product Name	Sodium 4-[(4-Amino-9,10-Dihydro-3-Hydroxy-9,10-Dioxo-1-Anthryl)Amino]Toluene-3-Sulphonate
CAS No.	93940-50-2
Molecular Formula	C21H15N2NaO6S
Molecular Weight	446.41 g/mol
Synonyms	Sodium 1-amino-4-[(4-amino-3-sulfophenyl)amino]-9,10-dihydro-9,10-dioxo-2-anthracenesulfonate; 1-Amino-4-[(4-amino-3-sulfophenyl)amino]anthraquinone-2-sulfonic acid sodium salt; Acid Blue 324; C.I. 62160; Anthraquinone Blue 324; Sodium 1-amino-4-(4-amino-3-sulfonatoanilino)anthraquinone-2-sulfonate; 4-[(4-Amino-9,10-dihydro-3-hydroxy-9,10-dioxo-1-anthryl)amino]toluene-3-sulfonic acid sodium salt
EINECS	Contact for details

Quality Control

Our production of Sodium 4-[(4-Amino-9,10-Dihydro-3-Hydroxy-9,10-Dioxo-1-Anthryl)Amino]Toluene-3-Sulphonate adheres to stringent quality protocols to ensure batch-to-batch consistency and purity. All material is tested against rigorous in-house specifications, which typically include identity confirmation, assay, and impurity profiling. Certificates of Analysis (COA) documenting these results 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). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept sealed to minimize exposure to atmospheric moisture and light to maintain stability and purity.

Specification

Item	Specification
Appearance	Dark blue to violet powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Sulfated Ash	15.0% - 20.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in Water)	Clear, blue solution

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