Description

1-Amino-2,4-Dibromoanthraquinone is a specialized brominated anthraquinone derivative that serves as a critical intermediate in the synthesis of high-value dyes and pigments. Its molecular structure provides the chromophoric backbone and functional handles necessary for creating vivid, colorfast hues. This compound is essential for manufacturers in the dye and specialty chemical industries seeking to produce advanced colorants for textiles, inks, and high-performance materials.

Application

• Dye Intermediate: Primary use as a key precursor in the synthesis of vat dyes and disperse dyes, particularly for shades of blue and green.
• Pigment Manufacturing: Used in the production of high-performance organic pigments for plastics, coatings, and inks, where bromination enhances lightfastness and thermal stability.
• Specialty Colorants: Serves as a building block for creating specialized colorants used in electronics, optical data storage, and liquid crystal displays (LCDs).
• Research & Development: Valuable intermediate in organic synthesis and materials science research for developing novel chromophores and functional molecules.
• Textile Dyeing: Imparts deep, durable colors to synthetic fibers like polyester and acetate through its derived dye formulations.

Basic Information

Product Name	1-Amino-2,4-Dibromoanthraquinone
CAS No.	81-49-2
Molecular Formula	C14H7Br2NO2
Molecular Weight	381.02 g/mol
Synonyms	2,4-Dibromo-1-aminoanthraquinone; 1-Amino-2,4-dibromo-9,10-anthracenedione; C.I. 62550; Aminodibromoanthraquinone; 1-Amino-2,4-dibromoanthracene-9,10-dione; 9,10-Anthracenedione, 1-amino-2,4-dibromo-; 81-49-2; NSC 403107
EINECS	201-363-5

Quality Control

Our 1-Amino-2,4-Dibromoanthraquinone is manufactured under a strict 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 applications. A Certificate of Analysis (COA) detailing batch-specific results is provided with every shipment.

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 heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in darkness.

Specification

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

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