Description

2,3',4,4',5-Pentachlorodiphenylether is a specific, high-purity chlorinated diphenyl ether compound, identified by CAS NO 60123-65-1. This chemical serves as a critical advanced intermediate and reference standard for research and development in specialized chemical synthesis. It is primarily required by industrial R&D laboratories and analytical service providers working in environmental analysis, material science, and the development of performance chemicals.

Application

• Environmental Analysis Reference Standard: Used as a certified standard for the calibration and quantification of polychlorinated diphenyl ethers (PCDEs) in environmental samples via GC-MS or HPLC.
• Chemical Research Intermediate: Serves as a key building block in the synthesis of more complex halogenated aromatic compounds for material science applications.
• Flame Retardant Studies: Employed in academic and industrial research to study the structure-activity relationships and environmental fate of chlorinated flame retardant analogs.
• Toxicological Research: Used as a pure substance in ecotoxicology and health safety studies to understand the impact of specific chlorinated congeners.
• Quality Control Reagent: Acts as a purity benchmark and system suitability check in analytical laboratories specializing in halogenated organic compound analysis.

Basic Information

Product Name	2,3',4,4',5-Pentachlorodiphenylether
CAS No.	60123-65-1
Molecular Formula	C12H5Cl5O
Molecular Weight	342.43 g/mol
Synonyms	2,3',4,4',5-Pentachlorodiphenyl Ether; PCDE 118; 1,2,4,5-Tetrachloro-3-(3,4-dichlorophenoxy)benzene; 2,3',4,4',5-Pentachloro Diphenyl Ether; Pentachlorodiphenyl Ether (specific congener); Diphenyl Ether, pentachloro- (isomer); 3,3',4,4',5-Pentachlorodiphenyl Ether (isomeric reference)
EINECS	Contact for details

Quality Control

Every batch of our 2,3',4,4',5-Pentachlorodiphenylether is produced and verified under a strict quality management system. We provide comprehensive analytical documentation, including a lot-specific Certificate of Analysis (COA) detailing purity, identity confirmation, and impurity profiles determined by advanced chromatographic methods. Our QC protocols ensure the material meets the stringent requirements for use as a research chemical and analytical standard.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flames. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.