Description

1-Hydroxy-2-Carboxyanthraquinone is a specialized anthraquinone derivative, a key intermediate in the synthesis of high-value dyes and pigments. Its precise molecular structure is critical for imparting specific color properties and functional characteristics in advanced applications. This compound is essential for manufacturers in the dye and pigment industry, as well as for research institutions developing novel functional materials.

Application

• Dye and Pigment Intermediate: A crucial precursor for the synthesis of vat dyes, acid dyes, and disperse dyes, particularly valued for producing shades of red, violet, and blue.
• Functional Dyes: Used in the research and development of dyes for specialized applications, including textile printing and coloration of synthetic fibers.
• Chemical Synthesis: Serves as a versatile building block in organic synthesis for creating more complex anthraquinone-based molecules.
• Research & Development: Employed in academic and industrial R&D labs for studying dye chemistry, photochemical properties, and material science.
• Analytical Reagent: Potential use as a standard or reagent in analytical chemistry for calibration and method development.

Basic Information

Product Name	1-Hydroxy-2-Carboxyanthraquinone
CAS No.	7400-93-3
Molecular Formula	C15H8O5
Molecular Weight	268.22 g/mol
Synonyms	1-Hydroxyanthraquinone-2-carboxylic Acid; Alizarin-2-Carboxylic Acid; 2-Carboxy-1-hydroxyanthraquinone; 1-Hydroxy-2-anthraquinonecarboxylic Acid; 9,10-Dihydro-9,10-dioxo-1-hydroxy-2-anthracenecarboxylic Acid; Mordant Orange 6 (related dye class); CI 58005 (related color index)
EINECS	231-018-6

Quality Control

Our 1-Hydroxy-2-Carboxyanthraquinone is produced under a strict quality management system to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with every shipment 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). Keep away from incompatible materials such as strong oxidizing agents. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Yellow to orange powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 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.