Description

1-Amino-2,4-Dihydroxyanthraquinone is a specialized anthraquinone derivative that serves as a crucial intermediate in the synthesis of high-value dyes and pigments. Its molecular structure provides the chromophore backbone necessary for producing vivid and stable colors, particularly in the red to violet spectrum. This compound is essential for manufacturers in the textile, ink, and specialty chemical industries seeking to develop advanced coloring agents with specific performance characteristics.

Application

• Dye Intermediate: Primary use as a key precursor in the synthesis of anthraquinone-based disperse dyes and vat dyes for synthetic fibers like polyester and acetate.
• Pigment Manufacturing: Serves as a foundational building block for producing high-performance organic pigments used in paints, inks, and plastics.
• Textile Coloration: Integral to creating dyes that offer excellent wash-fastness and light-fastness properties for premium textile applications.
• Liquid Crystal Display (LCD) Color Filters: Used in the production of colorants for LCD screens, where precise color purity and stability are critical.
• Research & Development: Employed in chemical R&D for synthesizing novel functional dyes and exploring structure-property relationships in color chemistry.
• Specialty Inks: A component in formulating specialty inks for security printing, packaging, and other high-value printing applications.

Basic Information

Product Name	1-Amino-2,4-Dihydroxyanthraquinone
CAS No.	81-51-6
Molecular Formula	C14H9NO4
Molecular Weight	255.23 g/mol
Synonyms	1-Amino-2,4-dihydroxy-9,10-anthracenedione; 1-Amino-2,4-dihydroxyanthra-9,10-quinone; 2,4-Dihydroxy-1-aminoanthraquinone; C.I. 60710; Disperse Red 11; Amino Hydroxy Anthraquinone; 1-Amino-2,4-dihydroxy-9,10-anthraquinone
EINECS	201-357-3

Quality Control

Our 1-Amino-2,4-Dihydroxyanthraquinone 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 customer specifications and industry standards. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and batch-to-batch consistency.

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 strong oxidizing agents and incompatible materials. The product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	Reddish-brown to dark brown powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Ash Content	≤ 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.