Description

Pentachlorothiophenol CAS NO 133-49-3 is a specialized organosulfur compound primarily used as a chemical intermediate and peptizing agent in the rubber industry. Its unique structure makes it a valuable component for modifying polymer properties and facilitating chemical synthesis. This product is essential for manufacturers in the rubber, polymer, and specialty chemical sectors seeking to enhance processing characteristics or develop novel materials.

Application

• Rubber Peptizer: Acts as a chemical plasticizer to reduce the viscosity of natural and synthetic rubber during mastication, improving processability and reducing energy consumption.
• Polymer Modification Agent: Used to modify the properties of various polymers, including influencing cross-linking density and thermal stability.
• Chemical Intermediate: Serves as a key building block in the synthesis of more complex sulfur-containing compounds for agrochemicals and pharmaceuticals.
• Vulcanization Activator: Can function as a secondary activator in certain rubber vulcanization systems.
• Research & Development: Utilized in laboratory settings for developing new materials and studying reaction mechanisms involving polychlorinated thiophenols.

Basic Information

Product Name	Pentachlorothiophenol
CAS No.	133-49-3
Molecular Formula	C6HCl5S
Molecular Weight	282.40 g/mol
Synonyms	PCTP; Pentachlorobenzenethiol; 2,3,4,5,6-Pentachlorothiophenol; 2,3,4,5,6-Pentachlorobenzenethiol; Pentachlorophenyl mercaptan; Thiophenol, pentachloro-; Benzenethiol, pentachloro-; Renacit 7 (common trade name)
EINECS	205-108-9

Quality Control

Our Pentachlorothiophenol is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. The product undergoes comprehensive analytical testing, including assay, identification, and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). Keep away from heat, sparks, and open flame. Isolate from incompatible materials such as strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	Light yellow to beige crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	228°C - 232°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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