Description

1,4,5,8-Tetrahydroxyanthraquinone is a polyhydroxylated anthraquinone derivative, a versatile chemical intermediate prized for its functional chromophore structure. This compound matters for its role as a key precursor in the synthesis of high-value dyes, pigments, and functional organic materials. It is needed by manufacturers in the dyestuff, specialty chemical, and advanced material research sectors seeking to develop products with specific colorant or electronic properties.

Application

• Dye and Pigment Intermediate: A crucial building block for synthesizing vat dyes, acid dyes, and other anthraquinone-based colorants.
• Specialty Chemical Synthesis: Used as a starting material or intermediate in the production of complex organic molecules for various industrial applications.
• Research & Development: Serves as a model compound or reagent in organic synthesis and materials science research, particularly for studying redox-active molecules.
• Functional Material Precursor: Potential use in the development of organic semiconductors, electrochromic materials, or photoactive components due to its conjugated quinone structure.
• Analytical Chemistry: May be employed as a standard or reagent in specific analytical methods.

Basic Information

Product Name	1,4,5,8-Tetrahydroxyanthraquinone
CAS No.	81-60-7
Molecular Formula	C14H8O6
Molecular Weight	272.21 g/mol
Synonyms	1,4,5,8-Tetrahydroxy-9,10-anthracenedione; 1,4,5,8-Tetrahydroxyanthra-9,10-quinone; Quinizarin Tetrol; C.I. 58500; C.I. Vat Orange 15; THAQ; 81-60-7; 9,10-Anthracenedione, 1,4,5,8-tetrahydroxy-
EINECS	201-357-5

Quality Control

Our 1,4,5,8-Tetrahydroxyanthraquinone is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay (HPLC), melting point, and impurity profile is provided with every shipment to guarantee it meets your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is light-sensitive and should be stored away from light. Due to its potential for oxidation, it is recommended to handle under an inert atmosphere for long-term storage of pure material.

Specification

Item	Specification
Appearance	Orange to brown powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm

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