Description

1,8-Dichloroanthraquinone is a halogenated derivative of anthraquinone, serving as a crucial intermediate in the synthesis of high-value dyes and pigments. Its specific substitution pattern is engineered to impart desirable color properties and stability in the final product. This compound is essential for manufacturers in the dye and specialty chemical industries seeking to produce vivid, lightfast colors for textiles, plastics, and inks.

Application

• Key Intermediate for Vat Dyes: Primarily used in the synthesis of high-performance anthraquinone-based vat dyes for cotton and other cellulosic fibers.
• Pigment Manufacturing: Serves as a precursor for producing organic pigments used in plastics, paints, and printing inks, valued for their color strength and durability.
• Specialty Chemical Synthesis: Acts as a versatile building block in organic synthesis for creating more complex anthraquinone derivatives with specialized functions.
• Research & Development: Utilized in academic and industrial R&D labs for exploring new chromophores and functional materials.
• Functional Dyes: Potential use in the development of dyes for non-textile applications, such as in liquid crystal displays or as sensitizers.

Basic Information

Product Name	1,8-Dichloroanthraquinone
CAS No.	82-43-9
Molecular Formula	C14H6Cl2O2
Molecular Weight	277.10 g/mol
Synonyms	1,8-Dichloro-9,10-anthracenedione; 1,8-Dichloro-9,10-anthraquinone; Anthraquinone, 1,8-dichloro-; NSC 403107; 1,8-DCAQ; CI 58055
EINECS	201-418-6

Quality Control

Our 1,8-Dichloroanthraquinone is manufactured under a stringent quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications for use in sensitive synthesis processes. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance protocols.

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 strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	194 - 198 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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