Description

1,4-Diamino-2,3-dihydroxyanthraquinone is a specialized anthraquinone derivative valued for its role as a key intermediate in the synthesis of high-performance dyes and pigments. This compound is crucial for imparting specific color properties and stability in demanding applications. It is primarily sought after by manufacturers in the dye and pigment industries, as well as researchers developing advanced functional materials.

Application

• Dye Intermediate: A critical precursor for the synthesis of vat dyes, disperse dyes, and solvent dyes, particularly those requiring high lightfastness and thermal stability.
• Pigment Manufacturing: Used in the production of high-quality organic pigments for plastics, coatings, and inks, where color strength and durability are paramount.
• Textile Coloration: Serves as a key building block for dyes used in the coloration of synthetic fibers like polyester and nylon.
• Functional Material Research: Investigated for use in the development of organic semiconductors, photoconductive materials, and nonlinear optical materials due to its conjugated quinone structure.
• Analytical Chemistry: Can be utilized as a reagent or a standard in chromatographic analysis and spectroscopic studies of anthraquinone compounds.

Basic Information

Product Name	1,4-Diamino-2,3-dihydroxyanthraquinone
CAS No.	128-84-7
Molecular Formula	C14H10N2O4
Molecular Weight	270.24 g/mol
Synonyms	1,4-Diamino-2,3-dihydroxy-9,10-anthracenedione; 2,3-Dihydroxy-1,4-diaminoanthraquinone; C.I. 59800; C.I. Vat Blue 66; 1,4-Diaminoanthrarufin; 1,4-Diamino-2,3-dihydroxy-9,10-anthraquinone; Dianthraquinonylamine derivative (related); Contact for additional trade names.
EINECS	204-909-3

Quality Control

Our 1,4-Diamino-2,3-dihydroxyanthraquinone is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets stringent specifications for use as a fine chemical intermediate. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your quality requirements.

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. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided.

Specification

Item	Specification
Appearance	Dark brown to violet powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 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.