Description

8-(Octylthio)Octanoic Acid is a specialized organosulfur compound featuring a long-chain carboxylic acid with an octylthio substituent. This unique structure makes it a valuable intermediate and functional additive in advanced chemical synthesis and material science. It is particularly sought after by manufacturers in the polymer, lubricant, and specialty chemical industries for its ability to modify surface properties and act as a building block for more complex molecules.

Application

• As a key intermediate in the synthesis of novel surfactants and emulsifiers.
• As a surface-modifying agent and adhesion promoter in polymer composites and coatings.
• As a potential additive in lubricant formulations to enhance extreme pressure (EP) properties and reduce wear.
• In the research and development of organic electronic materials and self-assembled monolayers (SAMs).
• As a chemical building block for pharmaceuticals and agrochemicals requiring specific lipophilic and thioether functionalities.
• In the production of specialty chemicals used as corrosion inhibitors or metal extraction agents.

Basic Information

Product Name	8-(Octylthio)Octanoic Acid
CAS No.	56909-05-8
Molecular Formula	C₁₆H₃₂O₂S
Molecular Weight	288.49 g/mol
Synonyms	8-(Octylsulfanyl)octanoic acid; 8-Octylsulfanyloctanoic acid; Octanoic acid, 8-(octylthio)-; 8-(Octylmercapto)octanoic acid; 16-Thiaoctadecanoic acid; NSC 334049; 8-Octylthiooctanoic acid
EINECS	Contact for details

Quality Control

Our 8-(Octylthio)Octanoic Acid is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets precise customer specifications and consistent high-quality standards. Certificates of Analysis (COA) are provided with every shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong oxidizers, strong acids, and strong bases. Recommended storage temperature is between 15°C and 25°C. The product is compatible with most common organic solvents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.465 - 1.475
Density (20°C)	0.92 - 0.96 g/mL

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