Description

1-Anilino-4-Hydroxyanthraquinone is a specialized anthraquinone derivative, a key intermediate in the synthesis of high-value dyes and pigments. This compound is valued for its ability to impart specific color properties and act as a chromophore in advanced colorant systems. It is primarily required by manufacturers in the dye and pigment industry, as well as researchers developing functional materials and organic semiconductors.

Application

• Dye Intermediate: A crucial precursor for the synthesis of vat dyes, disperse dyes, and solvent dyes, particularly for shades of blue, green, and violet.
• Pigment Manufacturing: Used in the production of high-performance organic pigments for plastics, coatings, and inks, offering good thermal stability and color strength.
• Functional Dyes: Serves as a building block for dyes used in liquid crystal displays (LCDs), laser dyes, and other optoelectronic applications.
• Research & Development: Employed in academic and industrial R&D for synthesizing novel anthraquinone-based compounds with tailored properties.
• Textile Coloring: An intermediate in the production of dyes for synthetic fibers like polyester and acetate.

Basic Information

Product Name	1-Anilino-4-Hydroxyanthraquinone
CAS No.	19286-75-0
Molecular Formula	C20H13NO3
Molecular Weight	315.32 g/mol
Synonyms	4-Hydroxy-1-anilinoanthraquinone; 1-Anilino-4-hydroxy-9,10-anthracenedione; 1-Anilino-4-anthraquinonol; C.I. Solvent Blue 59; C.I. 61552; 1-(Phenylamino)-4-hydroxyanthraquinone; N-Phenyl-4-hydroxy-1-anthraquinonylamine
EINECS	242-904-7

Quality Control

Our 1-Anilino-4-Hydroxyanthraquinone 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 customer specifications and industry standards. 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, 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 crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm

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