Description

4,8-Diamino-9,10-Dihydro-1,5-Dihydroxy-7-(4-Methoxyphenyl)-9,10-Dioxoanthracene-2-Sulphonic Acid is a specialized anthraquinone derivative with a complex, functionalized structure that makes it a valuable synthetic intermediate. Its core value lies in its unique combination of amino, hydroxy, and sulphonic acid groups, which impart specific reactivity and solubility profiles critical for advanced chemical synthesis. This compound is primarily needed by R&D chemists and process engineers in the fine chemical and pharmaceutical industries for developing high-value specialty products.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those with anthraquinone-based structures.
• Dye and Pigment Precursor: Used in the research and production of high-performance, color-fast anthraquinone dyes and organic pigments.
• Functional Material Synthesis: Acts as a monomer or modifier in the development of advanced polymers and functional materials requiring specific optical or electronic properties.
• Analytical Chemistry: May be employed as a reagent or standard in chromatographic analysis and method development due to its distinct UV-Vis characteristics.
• Chemical Research: Utilized in academic and industrial R&D for exploring new organic reactions and catalytic processes involving polyfunctional molecules.

Basic Information

Product Name	4,8-Diamino-9,10-Dihydro-1,5-Dihydroxy-7-(4-Methoxyphenyl)-9,10-Dioxoanthracene-2-Sulphonic Acid
CAS No.	26941-42-4
Molecular Formula	C21H16N2O8S
Molecular Weight	456.43 g/mol
Synonyms	1,5-Dihydroxy-4,8-diamino-9,10-dihydro-7-(4-methoxyphenyl)-9,10-dioxoanthracene-2-sulfonic acid; 7-(4-Methoxyphenyl)-1,5-dihydroxy-4,8-diamino-9,10-dihydro-9,10-dioxoanthracene-2-sulfonic acid; 2-Anthracenesulfonic acid, 4,8-diamino-9,10-dihydro-1,5-dihydroxy-7-(4-methoxyphenyl)-9,10-dioxo-; Acid Blue 260 (related dye class); Anthraquinone sulfonic acid derivative.
EINECS	Contact for details

Quality Control

Our 4,8-Diamino-9,10-Dihydro-1,5-Dihydroxy-7-(4-Methoxyphenyl)-9,10-Dioxoanthracene-2-Sulphonic Acid is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay (HPLC), related substances, and loss on drying 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 place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Dark colored powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Solubility	Soluble in alkaline aqueous solutions

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