Description

2,2,3,3,7,7,8,8-Octamethyl-4,6-Dioxa-5-Aza-2,3,7,8-Tetrasilanonane is a specialized organosilicon compound featuring a unique heterocyclic structure that combines silicon, nitrogen, and oxygen atoms. This molecular architecture makes it a valuable precursor and intermediate in advanced materials science, particularly for modifying surface properties and enhancing thermal stability. It is primarily sought after by manufacturers in the silicone polymer, electronics, and specialty coatings industries for developing high-performance materials.

Application

• Silicone Crosslinking Agent: Used as a key intermediate in the synthesis of crosslinked silicone resins and elastomers, improving their mechanical strength and thermal resistance.
• Surface Modification: Employed as a silylating agent to modify the surface properties of inorganic materials like silica, glass, and metals for improved adhesion and compatibility.
• Electronic Encapsulants: Serves as a precursor in formulating silicone gels and encapsulants for protecting sensitive electronic components from moisture and mechanical stress.
• Adhesive & Sealant Formulations: Acts as an adhesion promoter and moisture scavenger in high-performance silicone-based adhesive and sealant systems.
• Pharmaceutical Intermediates: Utilized in the synthesis of certain organosilicon compounds with potential applications in pharmaceutical research and drug delivery systems.
• Specialty Coatings: Incorporated into coatings to impart water repellency, corrosion resistance, and durability to various substrates.

Basic Information

Product Name	2,2,3,3,7,7,8,8-Octamethyl-4,6-Dioxa-5-Aza-2,3,7,8-Tetrasilanonane
CAS No.	74793-29-6
Molecular Formula	C12H35NO2Si4
Molecular Weight	349.78 g/mol
Synonyms	1,3-Dimethyl-1,3-diaza-2,4-disilacyclobutane, 2,2,4,4-tetramethyl-1,3-bis(trimethylsilyloxy)-; 2,2,4,4-Tetramethyl-1,3-bis(trimethylsilyloxy)-1,3-diaza-2,4-disilacyclobutane; 1,3-Bis(trimethylsilyloxy)-2,2,4,4-tetramethyl-1,3-diaza-2,4-disilacyclobutane; N,N'-Bis(trimethylsilyloxy)-2,2,4,4-tetramethyl-1,3-diaza-2,4-disilacyclobutane; Octamethylcyclotetrasilazane, bis(trimethylsilyl) derivative; HMDSO Azane Derivative; Contact for details on additional trade names.
EINECS	Contact for details

Quality Control

Our 2,2,3,3,7,7,8,8-Octamethyl-4,6-Dioxa-5-Aza-2,3,7,8-Tetrasilanonane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, NMR, and Karl Fischer titration, to ensure high purity and consistency suitable for industrial and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your specifications.

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). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent degradation from atmospheric moisture. Keep away from heat, sparks, and open flame.

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.