Description

1,4-Dichloro-5-Nitroanthraquinone is a high-purity, synthetically derived anthraquinone derivative, serving as a critical advanced intermediate in the production of high-value dyes and pigments. Its molecular structure is engineered to provide the precise chromophoric and auxochromic properties required for vivid, stable coloration. This compound is essential for manufacturers in the specialty chemicals sector seeking to develop high-performance colorants for textiles, inks, and advanced materials.

Application

• Key Intermediate for Vat Dyes: Primary building block in the synthesis of high-grade anthraquinone-based vat dyes, known for their excellent color fastness and light stability.
• Specialty Pigment Manufacturing: Used in the production of high-performance organic pigments for automotive coatings, industrial paints, and plastics coloring.
• Functional Dyes Synthesis: Intermediate for creating dyes used in specialized applications such as liquid crystal displays (LCDs) and optical data storage.
• Textile Dye Production: A crucial precursor for dyes applied to natural and synthetic fibers, including cotton and polyester, requiring brilliant shades and durability.
• Research & Development: Serves as a standard or starting material in organic synthesis and chemical research for developing novel chromophores and functional molecules.
• Inkjet Inks: Used in the synthesis of dyes for high-quality, color-accurate digital printing inks.

Basic Information

Product Name	1,4-Dichloro-5-Nitroanthraquinone
CAS No.	3223-90-3
Molecular Formula	C14H5Cl2NO4
Molecular Weight	322.10 g/mol
Synonyms	5-Nitro-1,4-dichloroanthraquinone; 1,4-Dichloro-5-nitro-9,10-anthracenedione; 1,4-Dichloro-5-nitroanthracene-9,10-dione; 1,4-Dichloro-5-nitro-9,10-anthraquinone; 1,4-Dichloro-5-nitro-9,10-dihydro-9,10-dioxoanthracene; DCNAQ; Anthraquinone, 1,4-dichloro-5-nitro-
EINECS	221-754-4

Quality Control

Our 1,4-Dichloro-5-Nitroanthraquinone is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting specifications for use in sensitive synthesis processes. Certificates of Analysis (COA) documenting all critical parameters are 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, well-ventilated area at room temperature (15-25°C). This material is easily oxidized and should be handled under an inert atmosphere when appropriate for prolonged operations. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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