Description

4-Methylbenzenesulfonothioic Acid S-Hexadecyl Ester is a specialized organosulfur compound that serves as a versatile intermediate and functional additive in advanced chemical synthesis. Its molecular structure, featuring a long alkyl chain linked to a tosylthioate group, provides unique properties for modifying surface characteristics and reaction pathways. This product is essential for R&D and production in sectors requiring precise molecular engineering, such as specialty polymers, lubricant additives, and surface-active agents.

Application

• Polymer Modification: Acts as a chain transfer agent or functional comonomer in the synthesis of specialty polymers and resins to tailor molecular weight and introduce sulfur functionalities.
• Lubricant & Fuel Additives: Serves as a key intermediate for manufacturing extreme pressure (EP) additives and anti-wear agents in industrial lubricants and functional fluids.
• Surface Active Agents: Used in the development of specialized surfactants and emulsifiers for high-performance formulations.
• Chemical Synthesis Intermediate: A valuable building block in organic synthesis for introducing the hexadecylthio-p-toluenesulfonate moiety into target molecules.
• Research & Development: Employed in academic and industrial R&D for studying reaction mechanisms and developing new materials with customized properties.

Basic Information

Product Name	4-Methylbenzenesulfonothioic Acid S-Hexadecyl Ester
CAS No.	7559-54-8
Molecular Formula	C23H40O2S2
Molecular Weight	412.68 g/mol
Synonyms	S-Hexadecyl 4-Methylbenzenesulfonothioate; p-Toluenesulfonothioic Acid S-Hexadecyl Ester; Hexadecyl p-Toluenesulfonothioate; S-Cetyl p-Toluenesulfonothioate; 4-Methylbenzenesulfonothioic Acid S-Cetyl Ester; Cetyl Tosyl Sulfide; p-Tolylsulfonyl Hexadecyl Sulfide
EINECS	Contact for details

Quality Control

Our production of 4-Methylbenzenesulfonothioic Acid S-Hexadecyl Ester adheres to a strict quality management system to ensure batch-to-batch consistency and reliability. Each lot is analyzed using advanced techniques including HPLC, GC, and NMR to confirm identity, purity, and the absence of critical impurities. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

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

Specification

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

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