Description

1,1-Dimethoxysilacyclobutane is a highly reactive organosilicon monomer featuring a strained four-membered silacyclobutane ring. This compound matters as a versatile precursor in advanced materials synthesis, enabling the precise introduction of silicon-containing functional groups into polymers and surfaces. It is primarily needed by manufacturers in the semiconductor, specialty polymer, and advanced coating industries for applications requiring high-performance silicon-based materials.

Application

• As a key monomer for the synthesis of novel polysilanes and silicon-containing polymers.
• In the production of advanced dielectric and low-k materials for semiconductor manufacturing.
• As a surface modification agent and coupling agent for inorganic fillers and nanoparticles.
• For the development of specialized release coatings and protective layers.
• As a chemical intermediate in organic synthesis and pharmaceutical research.
• In the fabrication of preceramic polymers for silicon carbide (SiC) materials.

Basic Information

Product Name	1,1-Dimethoxysilacyclobutane
CAS No.	33446-84-3
Molecular Formula	C5H12O2Si
Molecular Weight	132.23 g/mol
Synonyms	Dimethoxy(trimethylene)silane; Silacyclobutane, 1,1-dimethoxy-; 1,1-Dimethoxy-1-silacyclobutane; 1,1-Dimethoxysilacyclobutane; 1,1-Dimethoxy-silacyclobutane; Dimethoxysilacyclobutane
EINECS	Contact for details

Quality Control

Our 1,1-Dimethoxysilacyclobutane is produced under stringent quality management protocols. Each batch undergoes rigorous analytical testing, including GC and NMR analysis, to ensure high purity and consistency. Certificates of Analysis (COA) detailing specific batch results are available upon request to support your quality assurance and regulatory needs.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.1%

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