Description

1-Hydroxy-3-Methoxy-9,10-Anthraquinone is a synthetically derived anthraquinone derivative, a class of compounds known for their vibrant color and diverse functional properties. This product matters to industrial buyers for its role as a key intermediate in the synthesis of high-value dyes, pigments, and functional materials. It is primarily needed by manufacturers in the dyestuff, specialty chemical, and advanced material research sectors seeking reliable, high-purity raw materials.

Application

• Dye and Pigment Intermediate: A crucial precursor for synthesizing anthraquinone-based dyes, including vat dyes and disperse dyes used in textiles.
• Specialty Colorant Production: Used in the manufacture of high-performance pigments for plastics, coatings, and inks requiring specific color fastness and stability.
• Chemical Research & Development: Serves as a building block in organic synthesis for developing novel functional molecules and materials.
• Pharmaceutical Intermediate: Potential use in the synthesis of certain pharmacologically active compounds, subject to appropriate grade and purity specifications.
• Analytical Chemistry: May be employed as a standard or reagent in chromatographic analysis and other laboratory procedures.

Basic Information

Product Name	1-Hydroxy-3-Methoxy-9,10-Anthraquinone
CAS No.	20733-99-7
Molecular Formula	C15H10O4
Molecular Weight	254.24 g/mol
Synonyms	1-Hydroxy-3-methoxy-9,10-anthracenedione; 3-Methoxy-1-hydroxyanthraquinone; 1-Hydroxy-3-methoxyanthraquinone; C.I. 58015; Mordant Orange 33; Alizarin Orange; 9,10-Anthracenedione, 1-hydroxy-3-methoxy-; 1,3-Dihydroxy-9,10-anthraquinone 3-methyl ether
EINECS	Contact for details

Quality Control

Our 1-Hydroxy-3-Methoxy-9,10-Anthraquinone is produced under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. Certificates of Analysis (COA) documenting these results are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials and sources of heat or ignition.

Specification

Item	Specification
Appearance	Orange to red-brown powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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