Description

1,3-Bis(Chlorodimethylsilyl)-2,2,4,4-Tetramethyl-1,3-Diaza-2,4-Disilacyclobutane is a highly specialized organosilicon compound featuring a unique cyclic disilazane structure with reactive chlorosilyl groups. This molecular architecture makes it a valuable precursor and building block for advanced silicone polymers and inorganic-organic hybrid materials. It is primarily utilized by R&D chemists and process engineers in the semiconductor, specialty polymer, and advanced materials sectors seeking to incorporate specific silicon-nitrogen functionalities.

Application

• Precursor for Silicon Nitride (SiN) CVD/ALD: Serves as a high-purity source material for depositing silicon nitride thin films in semiconductor manufacturing.
• Synthesis of Silazane Polymers: Acts as a key monomer or cross-linking agent for producing heat-resistant and ceramic-precursor polymers.
• Surface Modification Agent: Used to functionalize silica, metals, or other surfaces with chlorosilyl groups for further chemical grafting.
• Intermediate for Specialty Silicones: Employed in the synthesis of custom polysilazanes and other nitrogen-containing silicone resins with tailored properties.
• Research & Development: A critical reagent in academic and industrial labs for exploring new inorganic-organic hybrid materials and ceramic composites.

Basic Information

Product Name	1,3-Bis(Chlorodimethylsilyl)-2,2,4,4-Tetramethyl-1,3-Diaza-2,4-Disilacyclobutane
CAS No.	2329-10-4
Molecular Formula	C8H24Cl2N2Si4
Molecular Weight	339.48 g/mol
Synonyms	1,3-Dichloro-1,1,3,3-tetramethyl-2,4-bis(trimethylsilyl)cyclodisilazane; 1,3-Dichloro-2,4-bis(trimethylsilyl)-2,4-diaza-1,3-disilacyclobutane; 2,4-Diaza-1,3-disilacyclobutane, 1,3-dichloro-2,4-bis(trimethylsilyl)-; Cyclodisilazane, 1,3-dichloro-1,1,3,3-tetramethyl-2,4-bis(trimethylsilyl)-; N,N'-Bis(chlorodimethylsilyl)-N,N'-bis(trimethylsilyl)ethylenediamine (cyclic derivative); BCDD; Contact for additional trade names.
EINECS	219-058-4

Quality Control

Our production of 1,3-Bis(Chlorodimethylsilyl)-2,2,4,4-Tetramethyl-1,3-Diaza-2,4-Disilacyclobutane adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity, critical for sensitive applications like semiconductor processing. Each lot is analyzed via NMR, GC, and FT-IR to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical properties is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This compound is moisture-sensitive; containers must be kept sealed under an inert atmosphere (argon or nitrogen) to prevent hydrolysis. Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Identification (NMR)	Conforms to structure
Assay (GC)	≥ 97.0%
Chloride Content	Theoretical
Density (at 20°C)	~1.05 g/cm³

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