Description

Hexaphenylcyclodisilazane is a high-purity organosilicon compound featuring a unique cyclic disilazane structure. This chemical serves as a critical precursor and intermediate in advanced material synthesis, offering exceptional thermal stability and reactivity. It is essential for R&D and production in the electronics, polymer, and specialty chemical industries seeking to develop high-performance materials.

Application

• Advanced Polymer Synthesis: Acts as a key monomer or cross-linking agent for producing high-temperature resistant silicones, polyimides, and other specialty polymers.
• Electronic Materials: Used in the formulation of dielectric layers, encapsulants, and passivation coatings for semiconductors and microelectronics.
• Surface Modification & Coatings: Serves as a coupling agent or surface treatment to enhance adhesion, hydrophobicity, and chemical resistance of various substrates.
• Catalyst & Ligand Systems: Employed as a ligand in organometallic chemistry and catalysis for specialized organic transformations.
• Pharmaceutical & Agrochemical Intermediates: Utilized in the synthesis of complex molecules requiring its specific silazane functionality.
• Ceramic & Composite Precursors: Functions as a pre-ceramic polymer for manufacturing silicon nitride (Si3N4) or silicon carbonitride (SiCN) based ceramics and composites via pyrolysis.

Basic Information

Product Name	Hexaphenylcyclodisilazane
CAS No.	3284-07-9
Molecular Formula	C36H30N2Si2
Molecular Weight	546.81 g/mol
Synonyms	1,1,3,3-Tetraphenyl-2,4-diphenylcyclodisilazane; 2,4-Diphenyl-1,1,3,3-tetraphenylcyclodisilazane; Cyclic Hexaphenyldisilazane; Hexaphenylcyclodisilazane; 1,3-Diaza-2,4-disilacyclobutane, 1,1,3,3-tetraphenyl-2,4-diphenyl-; Disilazane, cyclic hexaphenyl-; NSC 163083
EINECS	Contact for details

Quality Control

Every batch of Hexaphenylcyclodisilazane is manufactured and tested under a strict quality management system. We ensure compliance with relevant industry standards and provide comprehensive analytical data. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is available for each lot upon request, guaranteeing traceability and consistency for your critical applications.

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) and must be kept under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%

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