Description

1,2,4,7-Tetrachloronaphthalene is a halogenated polycyclic aromatic hydrocarbon (PAH) derivative, valued for its role as a key synthetic intermediate and functional material. Its specific chlorination pattern makes it a versatile building block for creating more complex chemical architectures. This compound is primarily sought by R&D laboratories and industrial manufacturers in the chemical synthesis, materials science, and specialty polymer sectors.

Application

• Chemical Synthesis Intermediate: Serves as a crucial precursor for synthesizing more complex naphthalene derivatives, dyes, and pigments.
• Flame Retardant Research: Investigated as a potential component or model compound in the development of halogenated flame retardant systems.
• Organic Semiconductor Development: Used in research for constructing n-type organic semiconductor materials due to its electron-deficient aromatic core.
• Liquid Crystal & OLED Materials: Acts as a building block in the synthesis of advanced functional materials for electronic displays and lighting.
• Agrochemical Intermediate: Employed in the research and development of certain specialized pesticides and herbicides.
• Polymer Modification: Used to introduce chlorinated aromatic units into polymer chains to alter properties like thermal stability and chemical resistance.
• Analytical Reference Standard: Supplied as a high-purity standard for environmental testing and analytical method development targeting chlorinated PAHs.

Basic Information

Product Name	1,2,4,7-Tetrachloronaphthalene
CAS No.	67922-21-8
Molecular Formula	C₁₀H₄Cl₄
Molecular Weight	265.95 g/mol
Synonyms	1,2,4,7-Tetrachloronaphthalene; Naphthalene, 1,2,4,7-tetrachloro-; Tetrachloronaphthalene (mixed isomer reference); 1,2,4,7-TCN; NSC 404087; 1,2,4,7-Tetrachlornaphthalin; Halowax component (related series)
EINECS	Contact for details

Quality Control

Our 1,2,4,7-Tetrachloronaphthalene is manufactured under strict process controls to ensure batch-to-batch consistency and high purity. Quality is verified through a suite of analytical techniques including HPLC, GC, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

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 heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.