Description

1-Thia-2-Silacyclopentane, 2-Methoxy-2-Methyl- is a specialized organosilicon compound featuring a unique heterocyclic structure that combines silicon and sulfur. This molecular architecture makes it a valuable intermediate and precursor in advanced materials science and fine chemical synthesis. It is primarily sought after by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for developing novel compounds with tailored properties.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those requiring silicon-containing motifs for enhanced bioavailability or metabolic stability.
• Agrochemical Synthesis: Used as a precursor in the development of new-generation pesticides and herbicides, where the silacyclopentane ring can contribute to unique biological activity.
• Material Science Research: Acts as a monomer or cross-linking agent in the research and development of specialty silicones and hybrid organic-inorganic polymers (OIPs).
• Surface Modification Agent: Employed to functionalize silica or other inorganic surfaces, altering their hydrophobicity, adhesion, or compatibility with organic matrices.
• Ligand for Catalysis: Utilized in the development of novel organometallic catalysts, where the sulfur and oxygen donors can coordinate to metal centers.
• Electronic Chemicals: Investigated for use in the deposition of silicon-containing thin films for semiconductor and microelectronics applications.

Basic Information

Product Name	1-Thia-2-Silacyclopentane, 2-Methoxy-2-Methyl-
CAS No.	26903-83-3
Molecular Formula	C5H12OSSi
Molecular Weight	148.30 g/mol
Synonyms	2-Methoxy-2-methyl-1-thia-2-silacyclopentane; 2-Methoxy-2-methyl-1-thia-2-silacyclopent-4-ene (related); Methyl(2-methoxyethyl)thiosilane (cyclic); Silicon-containing heterocycle; Organosilicon sulfide; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our production of 1-Thia-2-Silacyclopentane, 2-Methoxy-2-Methyl- adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing, including GC, NMR, and Karl Fischer titration, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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