Description

1,1,2,5-Tetramethyl-1-Silacyclopentane is a specialized organosilicon compound, a member of the silacyclopentane family. This chemical is valued for its unique cyclic structure and silicon functionality, making it a versatile intermediate in advanced material synthesis. It is primarily sought after by R&D laboratories and manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors for developing novel silicon-containing molecules.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates, particularly those requiring silicon-based bioisosteres.
• Agrochemical Synthesis: Serves as a key building block for creating new silicon-functionalized pesticides, herbicides, and plant growth regulators.
• Specialty Polymer & Material Science: Acts as a monomer or cross-linking agent in the development of silicone-based polymers, resins, and advanced materials with tailored properties.
• Organic Synthesis & Catalysis: Employed as a reagent or ligand precursor in organometallic chemistry and catalytic processes.
• Surface Modification: Utilized to create hydrophobic or specific functional coatings on various substrates.
• Research & Development: A critical compound for academic and industrial research exploring new organosilicon chemistry and applications.

Basic Information

Product Name	1,1,2,5-Tetramethyl-1-Silacyclopentane
CAS No.	55956-01-9
Molecular Formula	C8H18Si
Molecular Weight	142.32 g/mol
Synonyms	1-Silacyclopentane, 1,1,2,5-tetramethyl-; Tetramethylsilacyclopentane; 1,1,2,5-Tetramethylsilacyclopentane; 2,5-Dimethyl-1,1-dimethylsilacyclopentane; Silacyclopentane, 1,1,2,5-tetramethyl-; 1,1-Dimethyl-2,5-dimethylsilacyclopentane
EINECS	Contact for details

Quality Control

Our 1,1,2,5-Tetramethyl-1-Silacyclopentane is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including GC, NMR, and Karl Fischer titration, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Due to its hygroscopic and highly volatile 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. Recommended storage temperature is 2-8°C for long-term stability.

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.