Description

Octanoic Acid, 6,8-Dimercapto-, Ethyl Ester is a specialized organosulfur compound featuring two thiol (mercapto) groups on a medium-chain fatty acid ethyl ester backbone. This unique molecular structure makes it a valuable intermediate for synthesizing complex molecules and functional materials where the introduction of sulfur-containing moieties is critical. It is primarily sought by research and development chemists in the pharmaceutical, agrochemical, and specialty polymer industries for applications requiring precise chemical modification and ligand synthesis.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring thiol-based functional groups for bioactivity or conjugation.
• Agrochemical Synthesis: Serves as a key building block for creating novel pesticides, herbicides, and fungicides where the sulfur atoms contribute to biological activity.
• Polymer Modification: Acts as a cross-linking agent or chain transfer agent in the production of specialty polymers, rubbers, and resins to impart specific properties like elasticity or thermal stability.
• Chemical Research & Development: A versatile reagent for organic synthesis, enabling the construction of complex molecules in academic and industrial R&D settings.
• Ligand Precursor: Utilized in the preparation of chelating ligands for metal catalysis and coordination chemistry.
• Flavor & Fragrance Intermediate: Potential use in the synthesis of sulfur-containing aroma compounds, though typically at high purity grades.

Basic Information

Product Name	Octanoic Acid, 6,8-Dimercapto-, Ethyl Ester
CAS No.	91009-31-3
Molecular Formula	C10H20O2S2
Molecular Weight	236.40 g/mol
Synonyms	Ethyl 6,8-Dimercaptooctanoate; 6,8-Dimercaptooctanoic Acid Ethyl Ester; Octanoic acid, 6,8-dimercapto-, ethyl ester; Ethyl 6,8-bis(mercapto)octanoate; 6,8-Dithiaoctanoic acid, ethyl ester
EINECS	Contact for details

Quality Control

Our Octanoic Acid, 6,8-Dimercapto-, Ethyl Ester is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay (by GC or HPLC), identification (IR), and specific impurity profiles. Our quality system supports compliance with cGMP and ISO standards for research and industrial use.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC/HPLC)	Individual impurity ≤ 1.0%
Total Impurities	≤ 3.0%

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