Description

3,12,16,17-Tetrachloroviolanthrene-5,10-Dione is a high-purity, polycyclic quinone derivative characterized by its chlorinated violanthrene core structure. This compound serves as a critical advanced intermediate and functional material in specialized chemical synthesis and materials science research. It is primarily sought by R&D laboratories and industrial manufacturers in the organic electronics, pigment development, and pharmaceutical research sectors for its unique electronic and structural properties.

Application

• Organic Semiconductor Precursor: Used in the synthesis of n-type organic semiconductor materials for electronic devices.
• High-Performance Pigment Intermediate: Serves as a key building block for developing complex, chlorinated polycyclic pigments with enhanced stability and color properties.
• Research Chemical: Employed in academic and industrial R&D for studying charge-transfer complexes, redox-active molecules, and novel aromatic systems.
• Electron-Acceptor Material: Investigated for use in organic photovoltaic (OPV) cells and perovskite solar cells as a component of the active layer.
• Chemical Synthesis Intermediate: Acts as a versatile substrate for further functionalization reactions, including cross-coupling and nucleophilic substitution, due to its reactive quinone and halogen sites.

Basic Information

Product Name	3,12,16,17-Tetrachloroviolanthrene-5,10-Dione
CAS No.	6373-20-2
Molecular Formula	C₃₄H₁₂Cl₄O₂
Molecular Weight	602.27 g/mol
Synonyms	Violanthrone, 3,12,16,17-tetrachloro-; Tetrachloroviolanthrone; 3,12,16,17-Tetrachloroviolanthrone; CI 59825; Vat Brown 3; C.I. Vat Brown 3; 3,12,16,17-Tetrachlorodibenzanthronequinone
EINECS	228-922-6

Quality Control

Our production of 3,12,16,17-Tetrachloroviolanthrene-5,10-Dione adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles 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 ambient temperature (15-25°C). This material is light-sensitive; prolonged exposure to light should be avoided to maintain stability.

Specification

Item	Specification
Appearance	Dark brown to black crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 97.0%
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.