Description

5,8-Dihydroxy-9,10-Dioxo-9,10-Dihydroanthracene-2-Sulfonic Acid is a high-purity, sulfonated anthraquinone derivative of significant industrial importance. This compound serves as a versatile and critical intermediate in the synthesis of specialized dyes, pigments, and functional materials. It is essential for manufacturers and R&D laboratories in the chemical, textile, and advanced materials sectors seeking reliable, high-quality building blocks for complex syntheses.

Application

• Dye and Pigment Intermediate: A key precursor in the synthesis of anthraquinone-based acid dyes, reactive dyes, and high-performance pigments.
• Functional Material Synthesis: Used in the production of electrochromic materials, organic semiconductors, and photoactive compounds.
• Analytical Chemistry: Can serve as a reagent or a chromophore in the development of chemical sensors and indicators.
• Research & Development: A valuable building block in organic synthesis for pharmaceutical and agrochemical research.
• Textile Chemicals: Employed in the manufacture of specialized dyeing auxiliaries and textile treatment agents.

Basic Information

Product Name	5,8-Dihydroxy-9,10-Dioxo-9,10-Dihydroanthracene-2-Sulfonic Acid
CAS No.	6483-85-8
Molecular Formula	C14H8O8S
Molecular Weight	336.27 g/mol
Synonyms	2-Anthraquinonesulfonic acid, 5,8-dihydroxy-9,10-dihydro-9,10-dioxo-; 5,8-Dihydroxy-9,10-anthraquinonedisulfonic Acid (related); Alizarin Bordeaux SA; Alizarin Bordeaux SA Acid; Mordant Bordeaux SA; CI 58005 (Acid Blue 43 precursor); 9,10-Dihydro-9,10-dioxo-5,8-anthracenediol-2-sulfonic Acid
EINECS	229-341-4

Quality Control

Every batch of 5,8-Dihydroxy-9,10-Dioxo-9,10-Dihydroanthracene-2-Sulfonic Acid is manufactured and tested under a strict quality management system. We provide comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles to ensure it meets your specific application requirements. Our quality commitment ensures consistent batch-to-batch reliability and traceability for industrial and research use.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to Orange-Brown Powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Sulfated Ash	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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