Description

1,4-Anthraquinone CAS NO 635-12-1 is a high-purity, pale yellow crystalline solid belonging to the anthraquinone class of organic compounds. It serves as a versatile and critical intermediate in the synthesis of dyes, pigments, and advanced organic materials. This product is essential for manufacturers in the dye and pigment, agrochemical, and specialty chemical industries seeking a reliable and consistent raw material for their production processes.

Application

• Dye and Pigment Intermediate: A key precursor in the synthesis of vat dyes, disperse dyes, and anthraquinone-based pigments, valued for their color fastness and stability.
• Agrochemical Synthesis: Used in the manufacture of certain herbicides and plant growth regulators.
• Pharmaceutical Intermediate: Employed in the research and production of specific active pharmaceutical ingredients (APIs) and diagnostic agents.
• Organic Synthesis Building Block: Utilized in laboratories and industrial settings for constructing complex organic molecules, including polymers and fine chemicals.
• Chemical Research & Development: Serves as a standard or starting material in academic and industrial R&D for new material discovery.
• Photographic Chemicals: Can be used in the formulation of certain light-sensitive compounds.

Basic Information

Product Name	1,4-Anthraquinone
CAS No.	635-12-1
Molecular Formula	C14H8O2
Molecular Weight	208.22 g/mol
Synonyms	Anthraquinone, 1,4-; 9,10-Anthracenedione, 1,4-; 1,4-Dihydroxyanthraquinone (incorrect but common misnomer); p-Anthraquinone; Quinizarin (common name for the 1,4-dihydroxy derivative, often associated); NSC 6270; 1,4-Anthrachinon; CI 58050
EINECS	211-247-4

Quality Control

Our 1,4-Anthraquinone is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR), to ensure it meets exacting specifications. Certificates of Analysis (COA) are provided with each shipment, detailing all relevant parameters. We adhere to ISO 9001 standards and can support compliance with REACH regulations for global market access.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize contamination and moisture absorption.

Specification

Item	Specification
Appearance	Pale yellow to yellow crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	208°C - 212°C
Loss on Drying	≤ 0.5%
Residue on Ignition (Sulfated Ash)	≤ 0.1%

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