Description

2,5,2',5'-Tetrachloro-4-Methylthiobiphenyl CAS NO 60640-57-5 is a specialized chlorinated biphenyl derivative featuring a methylthio substituent, offering a unique combination of halogenated and sulfur-containing functional groups. This compound is valued for its role as a key synthetic intermediate and a potential building block for advanced materials. It is primarily sought by research and development teams in the agrochemical and pharmaceutical sectors, as well as by manufacturers of specialty chemicals and liquid crystals. Its specific structure makes it a candidate for creating molecules with tailored electronic or biological properties.

Application

• Agrochemical Intermediate: Serves as a precursor in the synthesis of novel pesticides and herbicides, leveraging its chlorinated biphenyl core.
• Pharmaceutical Research: Used as a building block in medicinal chemistry for developing new drug candidates, particularly those targeting specific enzyme interactions.
• Specialty Chemical Synthesis: Acts as a key intermediate for producing dyes, pigments, and other functional chemicals where the methylthio group imparts specific characteristics.
• Material Science: Investigated as a monomer or additive in the development of advanced polymers and liquid crystalline materials for electronic displays.
• Organic Synthesis Standard: Employed as a reference standard or reagent in method development and analytical chemistry within research laboratories.

Basic Information

Product Name	2,5,2',5'-Tetrachloro-4-Methylthiobiphenyl
CAS No.	60640-57-5
Molecular Formula	C13H8Cl4S
Molecular Weight	342.08 g/mol
Synonyms	4-Methylthio-2,5,2',5'-tetrachlorobiphenyl; 2,2',5,5'-Tetrachloro-4-(methylthio)biphenyl; 4-(Methylthio)-2,2',5,5'-tetrachlorobiphenyl; PCB Derivative (Methylthio-substituted); Tetrachloromethylthiobiphenyl
EINECS	Contact for details

Quality Control

Our 2,5,2',5'-Tetrachloro-4-Methylthiobiphenyl is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) are provided, detailing specifications such as assay by HPLC and impurity profiles. We are committed to meeting the stringent requirements of research and industrial applications, with quality systems adaptable to specific client needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). Keep away from strong oxidizing agents. For long-term storage, consider under an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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