Description

1-Hydroxy-4-Nitroanthraquinone is a key nitro-substituted anthraquinone derivative, serving as a vital intermediate in the synthesis of high-value dyes and pigments. Its precise molecular structure enables the production of vibrant, colorfast hues essential for demanding industrial applications. This compound is primarily sought by manufacturers in the dye and pigment industries, as well as by research institutions developing advanced organic materials and specialty chemicals.

Application

• Dye Intermediate: A crucial precursor for synthesizing vat dyes, disperse dyes, and solvent dyes, imparting excellent light and wash fastness.
• Pigment Manufacturing: Used in the production of high-performance organic pigments for plastics, coatings, and inks.
• Research & Development: Serves as a building block in organic synthesis for novel chromophores and functional materials in academic and industrial R&D.
• Textile Industry: Integral to the synthesis of dyes used for coloring synthetic and natural fibers.
• Specialty Chemicals: Employed in the manufacture of complex chemical products requiring specific nitro-anthraquinone chemistry.

Basic Information

Product Name	1-Hydroxy-4-Nitroanthraquinone
CAS No.	81-65-2
Molecular Formula	C14H7NO5
Molecular Weight	269.21 g/mol
Synonyms	4-Nitro-1-anthraquinol; 1-Hydroxy-4-nitro-9,10-anthracenedione; 4-Nitro-1-hydroxyanthraquinone; C.I. 60725; Nitrohydroxyanthraquinone; 1,4-Dihydroxy-5-nitroanthraquinone (tautomer); 9,10-Anthracenedione, 1-hydroxy-4-nitro-
EINECS	201-366-7

Quality Control

Our 1-Hydroxy-4-Nitroanthraquinone 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 exacting standards for use in sensitive synthesis processes. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance.

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 incompatible materials and sources of ignition.

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%

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