Description

Helianthrone is a high-purity, specialized organic compound belonging to the class of polycyclic aromatic hydrocarbons. This chemical is valued for its unique structural and electronic properties, making it a critical intermediate in advanced material synthesis and research. It is primarily sought after by industries focused on developing novel pigments, dyes, and functional organic materials for electronics and photonics applications.

Application

• As a key precursor or intermediate in the synthesis of high-performance organic pigments and vat dyes.
• In advanced material research for the development of organic semiconductors and conductive polymers.
• For the study of photophysical properties in polycyclic aromatic systems relevant to optoelectronics.
• As a standard or reference compound in analytical chemistry and quality control laboratories.
• In academic and industrial R&D exploring novel carbon-based structures and their applications.

Basic Information

Product Name	Helianthrone
CAS No.	60925-13-5
Molecular Formula	C42H20O2
Molecular Weight	556.62 g/mol
Synonyms	Helianthrone; NSC 8920; Benzo[10,11]phenanthro[2',1',9',8',7',6'-ghijklm]thioxantheno[2,1,9,8,7-defgrap]thioxanthene-8,17-dione; Vat Orange 3; C.I. 59300; Helianthrone dye
EINECS	Contact for details

Quality Control

Our Helianthrone is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation. A Certificate of Analysis (COA) detailing all relevant specifications is provided with every shipment to support your quality assurance and regulatory needs.

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

Specification

Item	Specification
Appearance	Orange to brown powder or crystals
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Standard Grade)
Loss on Drying	≤ 1.0 %
Residue on Ignition	≤ 0.5 %

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