Description

2,2,4,4-Tetramethoxy-1,3-Bis(Trimethoxysilyl)Cyclobutanedisilazane is a highly specialized organosilicon compound featuring a unique cyclobutane disilazane core functionalized with multiple methoxy groups. This molecular architecture makes it a valuable precursor and cross-linking agent for advanced materials, offering exceptional reactivity and the ability to form robust inorganic-organic networks. It is primarily sought by manufacturers in the semiconductor, advanced ceramics, and specialty polymer industries for developing high-performance coatings, encapsulants, and composite matrices.

Application

• Precursor for Silicon-Containing Ceramics: Used in the synthesis of silicon carbonitride (SiCN) or silicon oxycarbide (SiOC) ceramic precursors via polymer-derived ceramic (PDC) routes.
• Surface Modification Agent: Imparts surface functionality and improves adhesion between inorganic fillers (e.g., silica, metals) and organic polymer matrices in composites.
• Cross-linker for Silicone Resins: Acts as a high-efficiency cross-linking agent in heat-curable silicone resin systems, enhancing thermal stability and mechanical properties.
• Dielectric Materials: Serves as a key ingredient in spin-on dielectric (SOD) formulations for semiconductor manufacturing, contributing to low-k dielectric films.
• Protective Coatings: Utilized in sol-gel processes to create hard, chemically resistant, and transparent coatings for optical and electronic components.
• Adhesion Promoter: Enhances the bond strength in high-temperature adhesive and sealant formulations for demanding industrial applications.

Basic Information

Product Name	2,2,4,4-Tetramethoxy-1,3-Bis(Trimethoxysilyl)Cyclobutanedisilazane
CAS No.	34118-46-2
Molecular Formula	C14H36N2O10Si4
Molecular Weight	504.81 g/mol
Synonyms	1,3-Bis(trimethoxysilyl)-2,2,4,4-tetramethoxycyclobutadisilazane; Cyclobutanedisilazane, 2,2,4,4-tetramethoxy-1,3-bis(trimethoxysilyl)-; Tetramethoxybis(trimethoxysilyl)cyclobutanedisilazane; Cyclobutane-1,3-diylbis(trimethoxysilane) tetramethoxy derivative; N,N-Bis[(trimethoxysilyl)methyl]cyclobutane-1,3-diamine tetramethoxy derivative (related structural name); TMTMSCBDS (abbreviation)
EINECS	Contact for details

Quality Control

Our production of 2,2,4,4-Tetramethoxy-1,3-Bis(Trimethoxysilyl)Cyclobutanedisilazane adheres to a stringent quality management system. Every batch undergoes comprehensive analytical testing, including NMR, FT-IR, and GC or HPLC analysis, to verify chemical identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided and can be tailored to meet specific customer or regulatory requirements.

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) after opening to prevent degradation by atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0%
Water Content (Karl Fischer)	≤ 0.5%
Refractive Index (n20D)	1.420 - 1.440
Density (20°C)	1.10 - 1.20 g/cm³

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