Description

1-Octanethiosulfonic Acid S-Methyl Ester is a specialized organosulfur compound with the CAS registry number 7559-46-8. This chemical serves as a valuable intermediate and building block in advanced organic synthesis, prized for its unique thiosulfonate functional group. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and material science sectors for developing novel compounds and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting sulfur-mediated biological pathways.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and fungicides where the thiosulfonate moiety imparts specific biological activity.
• Polymer Modification: Acts as a functional monomer or cross-linking agent to introduce sulfur-containing groups into polymers, altering their physical and chemical properties.
• Organic Synthesis Reagent: Employed in research laboratories for constructing complex sulfur-containing molecules, including heterocycles and chiral compounds.
• Lubricant & Fuel Additive Precursor: Investigated for the development of extreme-pressure additives and anti-wear agents in specialty lubricant formulations.
• Material Science Research: Used in surface functionalization and the creation of self-assembled monolayers (SAMs) for sensor and electronic applications.

Basic Information

Product Name	1-Octanethiosulfonic Acid S-Methyl Ester
CAS No.	7559-46-8
Molecular Formula	C9H20O2S2
Molecular Weight	224.38 g/mol
Synonyms	S-Methyl octanethiosulfonate; Methyl octyl thiosulfonate; Octyl methanethiosulfonate; 1-Octanethiosulfonic acid methyl ester; S-Methyl octanethiosulphonate; Methanesulfonothioic acid S-octyl ester; Octyl methyl thiosulfate; Thioperoxyoctanoic acid S-methyl ester
EINECS	Contact for details

Quality Control

Our production of 1-Octanethiosulfonic Acid S-Methyl Ester adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure consistency and meet the exacting requirements of research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay and impurity profiles.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 95.0%
Purity (GC Area %)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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