Description

Sodium 1-Amino-9,10-Dihydro-4-[(3-Methoxyphenyl)Amino]-9,10-Dioxoanthracene-2-Sulphonate is a high-purity, water-soluble anthraquinone derivative valued for its functional chromophore and sulphonate group. This compound is engineered to deliver consistent performance as a key intermediate in the synthesis of specialized dyes and pigments. It is primarily required by manufacturers in the textile, ink, and advanced materials sectors seeking to develop products with specific colorant and functional properties.

Application

• Dye Intermediate: A critical precursor for synthesizing high-value anthraquinone-based acid dyes and reactive dyes for textiles like nylon, wool, and silk.
• Functional Pigment Synthesis: Used in the production of specialized pigments for inks, coatings, and plastics where lightfastness and chemical stability are required.
• Research & Development: Serves as a building block in organic synthesis for novel chromophores and functional materials in academic and industrial R&D labs.
• Analytical Chemistry: Potential use as a staining agent or colorimetric indicator in specific analytical and biochemical assays.
• Photographic Sensitizers: Can be utilized in the formulation of light-sensitive layers for specialized photographic and imaging applications.
• Liquid Crystal Displays (LCDs): Investigated for use in the development of color filters and alignment layers within display technologies.

Basic Information

Product Name	Sodium 1-Amino-9,10-Dihydro-4-[(3-Methoxyphenyl)Amino]-9,10-Dioxoanthracene-2-Sulphonate
CAS No.	78510-28-8
Molecular Formula	C21H15N2NaO6S
Molecular Weight	446.41 g/mol
Synonyms	1-Amino-4-[(3-methoxyphenyl)amino]-9,10-dihydro-9,10-dioxoanthracene-2-sulfonic Acid Sodium Salt; Sodium 1-Amino-4-(3-methoxyanilino)anthraquinone-2-sulfonate; Acid Blue 324 Intermediate; C.I. 61525; 9,10-Anthracenedione, 1-amino-4-[(3-methoxyphenyl)amino]-9,10-dihydro-2-sulfo-, monosodium salt; 1-Amino-4-(3-methoxyanilino)anthraquinone-2-sulfonic Acid Sodium Salt; Anthraquinone Blue Dye Intermediate
EINECS	Contact for details

Quality Control

Our Sodium 1-Amino-9,10-Dihydro-4-[(3-Methoxyphenyl)Amino]-9,10-Dioxoanthracene-2-Sulphonate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. Certificates of Analysis (COA) documenting key parameters 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 (moisture-sensitive) nature, the container must be kept sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Dark blue to violet powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents (GC)	Meets ICH guidelines
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.