Description

1,4-Diamino-2-Chloro-3-[(2-Hydroxyethyl)Thio]-9,10-Anthracenedione is a specialized anthraquinone derivative, a chemical class renowned for its vibrant color and functional properties. This compound matters as a high-value intermediate for synthesizing advanced dyes and functional pigments with tailored performance characteristics. It is primarily needed by manufacturers in the dye and pigment industries, as well as by research institutions developing novel colorants for textiles, inks, and specialty coatings.

Application

• Disperse Dye Intermediate: A key building block for synthesizing high-performance disperse dyes used in polyester and acetate fiber coloration.
• Functional Pigment Synthesis: Used in the production of specialized pigments for inks, plastics, and coatings requiring specific lightfastness and thermal stability.
• Research & Development: Serves as a crucial starting material in academic and industrial R&D for novel chromophores and photoactive molecules.
• Textile Chemical Manufacturing: Employed by chemical companies to formulate proprietary dye products for the textile industry.
• Liquid Crystal Dye Precursor: Potential use in the synthesis of dyes for display technologies due to the anthraquinone core's properties.

Basic Information

Product Name	1,4-Diamino-2-Chloro-3-[(2-Hydroxyethyl)Thio]-9,10-Anthracenedione
CAS No.	58065-21-7
Molecular Formula	C₁₆H₁₃ClN₂O₃S
Molecular Weight	348.80 g/mol
Synonyms	1,4-Diamino-2-chloro-3-[(2-hydroxyethyl)thio]anthraquinone; C.I. Disperse Blue 291; 2-Chloro-1,4-diamino-3-[(2-hydroxyethyl)thio]anthraquinone; 9,10-Anthracenedione, 1,4-diamino-2-chloro-3-[(2-hydroxyethyl)thio]-; Anthraquinone, 1,4-diamino-2-chloro-3-[(2-hydroxyethyl)thio]-; Disperse Blue 291; Solvent Blue 104 (related class)
EINECS	Contact for details

Quality Control

Our production of 1,4-Diamino-2-Chloro-3-[(2-Hydroxyethyl)Thio]-9,10-Anthracenedione adheres to stringent quality management protocols to ensure batch-to-batch consistency and purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling. Certificates of Analysis (COA) detailing all relevant specifications are provided and 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, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Dark blue to violet powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 3.0%

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