Description

3-Decanethiol is a versatile, medium-chain alkanethiol used as a critical building block and functional additive in advanced material synthesis. Its primary value lies in its ability to act as a ligand, chain transfer agent, or surface modifier, imparting specific chemical functionality to polymers and nanomaterials. This compound is essential for R&D and production in industries such as polymer chemistry, nanotechnology, and specialty lubricant formulation, where precise molecular control is required.

Application

• Polymer Chemistry: Serves as a highly effective chain transfer agent (CTA) in free-radical polymerization to control molecular weight and polymer architecture.
• Nanomaterial Synthesis: Functions as a capping agent or ligand for stabilizing metal nanoparticles (e.g., gold, silver) and quantum dots, preventing aggregation.
• Surface Modification: Used to create self-assembled monolayers (SAMs) on gold and other metal surfaces for sensor development and corrosion inhibition.
• Lubricant & Fuel Additives: Acts as an extreme pressure (EP) additive and anti-wear agent in advanced lubricant formulations and fuel systems.
• Organic Synthesis: Employed as a key intermediate or sulfur-containing nucleophile in the synthesis of complex organic molecules and pharmaceuticals.
• Flavor & Fragrance Industry: Utilized in trace amounts as a precursor for synthesizing sulfur-containing aroma compounds.

Basic Information

Product Name	3-Decanethiol
CAS No.	56009-26-8
Molecular Formula	C10H22S
Molecular Weight	174.35 g/mol
Synonyms	Decyl-3-thiol; 3-Mercaptodecane; 1-Mercapto-3-ethylheptane; 3-Decyl mercaptan; n-Decyl-3-thiol; 3-Thiadecane; 3-Ethylheptyl mercaptan; NSC 66490
EINECS	Contact for details

Quality Control

Our 3-Decanethiol is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including Gas Chromatography (GC) for purity and identity confirmation. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key specifications such as assay, water content, and specific gravity to meet your precise application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area at room temperature (15-25°C). This product is easily oxidized; for long-term storage, it is recommended to keep the container under an inert atmosphere (nitrogen or argon) to maintain optimal purity and shelf life. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.2%
Specific Gravity (20°C)	0.84 - 0.86
Refractive Index (n20D)	1.458 - 1.462

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