Description

Dianthrene CAS NO 1627-06-1 is a high-purity organic chemical compound belonging to the anthraquinone derivative class. This compound is valued for its role as a key intermediate in the synthesis of high-performance dyes and pigments, offering excellent color fastness and stability. It is essential for manufacturers in the dyestuff, specialty chemical, and advanced materials sectors seeking reliable, consistent raw materials for their production processes.

Application

• Primary intermediate in the synthesis of vat dyes and disperse dyes for textiles.
• Key building block for producing high-grade organic pigments used in paints, inks, and plastics.
• Used in research and development of advanced functional materials, including organic semiconductors.
• Employed as a standard or reference compound in analytical chemistry and quality control laboratories.
• Intermediate for specialty chemicals used in the imaging and photography industries.
• Potential use in the synthesis of compounds for pharmaceutical research and other fine chemical applications.

Basic Information

Product Name	Dianthrene
CAS No.	1627-06-1
Molecular Formula	C28H16O2
Molecular Weight	384.43 g/mol
Synonyms	Dianthra[2,1,9,8-opqra:2',1',9',8'-opqra']dipyran-5,10,15,20-tetrone; 5,10,15,20-Tetrahydro-5,10,15,20-tetraoxodibenzo[hi,st]ovalene; Dianthra[2,1,9,8-opqra:2',1',9',8'-opqra']dipyran-5,10,15,20-tetraone; CI 59800; Vat Yellow 20; C.I. 59800; Dibenzanthrone
EINECS	Contact for details

Quality Control

Our Dianthrene is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting specifications for use in sensitive applications like dye and pigment synthesis. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your quality standards.

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. Due to its light-sensitive nature, containers should be kept in the original packaging or opaque containers until use.

Specification

Item	Specification
Appearance	Yellow to orange powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
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.