Description

n-Hexadecyl Sulfide is a high-purity, long-chain dialkyl sulfide compound, also known as dihexadecyl sulfide. This specialty organosulfur chemical serves as a versatile intermediate and performance additive, valued for its hydrophobic and lubricating properties. It is essential for industrial R&D and manufacturing processes in sectors such as lubricants, polymers, and specialty chemicals, where it functions as an extreme pressure additive, corrosion inhibitor, and surface modifier.

Application

• Lubricant & Grease Additive: Functions as an extreme pressure (EP) and anti-wear agent, enhancing the performance of industrial and automotive lubricants.
• Polymer & Rubber Industry: Acts as a vulcanization accelerator, plasticizer, or stabilizer in the synthesis and processing of elastomers and specialty polymers.
• Corrosion Inhibition: Used in the formulation of protective coatings, metalworking fluids, and fuel additives to prevent oxidation and rust.
• Surface Modification Agent: Imparts hydrophobic characteristics to materials, useful in textile treatments, paper coatings, and nanoparticle functionalization.
• Chemical Synthesis Intermediate: Serves as a key building block in organic synthesis for pharmaceuticals, agrochemicals, and other fine chemicals.
• Flotation Agent: Employed in mineral processing as a collector for sulfide ores due to its selective surface activity.

Basic Information

Product Name	n-Hexadecyl Sulfide
CAS No.	3312-77-4
Molecular Formula	C₃₂H₆₆S
Molecular Weight	482.93 g/mol
Synonyms	Dihexadecyl Sulfide; 1-Hexadecanethiol, 1,1'-thiobis-; Hexadecyl Sulfide; Di-n-hexadecyl Sulfide; n-Hexadecyl Monosulfide; Dioctyl Sulfide (C16); Cetyl Sulfide; Bis(hexadecyl) Sulfide
EINECS	221-989-6

Quality Control

Our n-Hexadecyl Sulfide is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure high purity and consistent performance. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

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 heat sources.

Specification

Item	Specification
Appearance	White to off-white waxy solid / flakes
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Melting Point	48 - 52 °C
Heavy Metals (as Pb)	≤ 10 ppm
Loss on Drying	≤ 0.5%

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