Description

1-Amino-9,10-Dihydro-4-[(4-Methoxyphenyl)Amino]-9,10-Dioxoanthracene-2-Sulphonic Acid is a specialized anthraquinone derivative, a high-value intermediate known for its functionalized aromatic structure. This compound matters for its role in synthesizing advanced colorants and functional materials, offering precise chemical reactivity for targeted applications. It is primarily needed by manufacturers in the dye and pigment, pharmaceutical intermediate, and advanced material research sectors seeking to develop or produce sophisticated chemical products.

Application

This anthraquinone sulphonic acid derivative serves as a critical building block in several high-value industrial processes:

• Key Intermediate for High-Performance Dyes & Pigments: Primarily used in the synthesis of specialized anthraquinone-based dyes, particularly for applications requiring specific color fastness and light stability.
• Pharmaceutical Intermediate: Employed in the research and development of active pharmaceutical ingredients (APIs) and other bioactive molecules due to its complex, functionalized structure.
• Functional Material Synthesis: Used in the production of advanced materials, including organic semiconductors, photoactive compounds, and liquid crystal displays (LCDs).
• Analytical Chemistry & Research: Serves as a standard or reagent in chemical analysis and academic research focused on quinone chemistry and sulfonated aromatics.
• Specialty Chemical Manufacturing: Acts as a precursor for other fine chemicals and complex organic molecules in custom synthesis projects.

Basic Information

Product Name	1-Amino-9,10-Dihydro-4-[(4-Methoxyphenyl)Amino]-9,10-Dioxoanthracene-2-Sulphonic Acid
CAS No.	54946-60-0
Molecular Formula	C21H16N2O6S
Molecular Weight	424.43 g/mol
Synonyms	4-[(4-Methoxyphenyl)amino]-1-amino-9,10-dihydro-9,10-dioxoanthracene-2-sulfonic acid; 1-Amino-4-(p-anisidino)-9,10-dihydro-9,10-dioxoanthracene-2-sulfonic acid; 1-Amino-4-(4-methoxyanilino)anthraquinone-2-sulfonic acid; Anthraquinone derivative, sulfonated; AQ dye intermediate; CI 62055 (related); Disperse Blue 60 intermediate (related).
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. We employ advanced analytical techniques including HPLC, NMR, and mass spectrometry to verify identity, purity, and consistency. Certificates of Analysis (COA) detailing batch-specific results are available upon request. Our quality management system is designed to meet the stringent requirements of fine chemical and pharmaceutical intermediate manufacturing.

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 tightly sealed to prevent absorption of atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark colored powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0% (Standard Grade)
Loss on Drying	≤ 2.0%
Residue on Ignition (Sulfated Ash)	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 5.0%

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