Description

Nonamethyltrisilazane is a highly reactive organosilicon compound, primarily used as a versatile silylating and protecting agent in advanced chemical synthesis. Its value lies in its ability to efficiently introduce trimethylsilyl groups, which are crucial for modifying the properties of target molecules, enhancing their stability, volatility, or reactivity. This chemical is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical sectors, where precise molecular functionalization is required.

Application

• Silylating Agent: Used to protect reactive functional groups (e.g., -OH, -NH) in the synthesis of complex organic molecules, pharmaceuticals, and natural products.
• Surface Modification: Applied in materials science to modify the surface properties of silica, metals, and other inorganic substrates, improving hydrophobicity or adhesion.
• Precursor for Silicones: Serves as a key intermediate in the production of specific silicone polymers and resins, contributing to their thermal and chemical resistance.
• Semiconductor Manufacturing: Utilized in chemical vapor deposition (CVD) processes as a precursor for silicon nitride (SiN) or silicon carbonitride (SiCN) thin films on wafers.
• Catalyst and Reagent: Acts as a reagent or catalyst component in various organic transformations and polymerization reactions.
• Analytical Chemistry: Employed to derivative samples for gas chromatography (GC) or mass spectrometry (MS) to improve the detection of polar compounds.

Basic Information

Product Name	Nonamethyltrisilazane
CAS No.	1586-73-8
Molecular Formula	C9H27N1Si3
Molecular Weight	233.58 g/mol
Synonyms	1,1,1,3,3,3-Hexamethyl-3-(trimethylsilylamino)disilazane; Tris(trimethylsilyl)amine; Hexamethyldisilazane, trimethylsilyl derivative; N,N-Bis(trimethylsilyl)trimethylsilylamine; HMDS, TMS derivative; TS7200 (common trade name); Trisilylamine, nonamethyl-; N(TMS)3
EINECS	216-447-1

Quality Control

Our Nonamethyltrisilazane is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including GC and NMR, to ensure high purity and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all specified parameters. Our quality system is designed to meet the stringent requirements of industrial and research applications, ensuring reliable performance in your processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Due to its highly volatile and hygroscopic 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
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Density (at 20°C)	0.78 - 0.82 g/mL
Refractive Index (n20D)	1.408 - 1.412

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