12033-60-2

Basic information

• Product Name: silicon nitride
• CAS NO: 12033-60-2
• Molecular Formula: NSi
• Molecular Weight: 42.0922
• EINECS: 234-787-9
• Mol File: 12033-60-2.mol
• Article Data: 7

Chemical Properties

• CAS DataBase Reference: silicon nitride(CAS DataBase Reference)
• NIST Chemistry Reference: silicon nitride(12033-60-2)
• EPA Substance Registry System: silicon nitride(12033-60-2)

Safety Data

• Hazardous Substances Data: 12033-60-2(Hazardous Substances Data)

Usage

Description

Silicon nitride, with the chemical formula Si3N4, is a non-oxide ceramic material composed of silicon and nitrogen atoms. It is renowned for its exceptional mechanical and thermal properties, including a high melting point, high strength, hardness, and resistance to wear and corrosion. These attributes allow silicon nitride to retain its properties even at elevated temperatures, making it an ideal material for a variety of applications across different industries.

Uses

Used in Advanced Manufacturing:
Silicon nitride is utilized as a high-performance material in the production of cutting tools due to its hardness and wear resistance, enhancing tool longevity and performance in various machining processes.
Used in Automotive Industry:
In the automotive sector, silicon nitride is employed as a material for high-temperature components and bearings, capitalizing on its thermal stability and mechanical strength to improve engine efficiency and reliability.
Used in Aerospace Industry:
The aerospace field leverages silicon nitride for its lightweight and high-temperature resistance properties, using it in the manufacturing of components that require exceptional strength and durability under extreme conditions.
Used in Biomedical Applications:
Silicon nitride is used as a biocompatible material in dental and orthopedic implants, taking advantage of its resistance to biological degradation and its ability to integrate well with living tissue without adverse reactions.
Each of these applications takes full advantage of silicon nitride's unique combination of properties, highlighting its versatility and importance in modern engineering and medical fields.

Upstream product

• 7664-41-7 ammonia 
• 7440-21-3 silicon 
• 124-38-9 carbon dioxide 
• 7446-09-5 sulfur dioxide 
• 13847-60-4 silyl azide 
• 113159-97-0 HNSi*H⁽¹⁺⁾ 
• 101010-12-2 aminosilylene 
• 4648-54-8 trimethylsilylazide 
• 14067-07-3 silicon ion 
• 7727-37-9 nitrogen 
• 7440-21-3 monosilane 
• 10024-97-2 dinitrogen monoxide 
• 10026-04-7 tetrachlorosilane 
• 53826-03-2 silicon nitrogen hydride 

Relevant articles and documents

HNSi; ν1 emission band by high resolution Fourier transform spectroscopy

The emission spectrum of the fundamental vibration-rotation ν1 band (NH stretch) of iminosilicon HNSi has been observed near 2.7μm by high resolution Fourier transform spectroscopy from a mixture of N2 + SiH4 excited in a radio frequency discharge.This is the first spectroscopic observation of this molecule in the gas phase.Molecular constants ?, B, D, H are reported.Calculated microwave transitions which should be helpful for the investigation and the possible identification of HNSi in astrophysical sources are also given.

Reactions of atomic silicon and germanium with ammonia: A matrix-isolation FTIR and theoretical study

The reactions of Si atoms with NH3 molecules have been studied using matrix-isolation FTIR spectroscopy and density functional theoretical calculations. Silicon atoms reacted with NH3 to form the SiNH3 complex spontaneousl

The microwave spectrum of the SiN(2Σ+) radical

The microwave absorption spectrum of the SiN radical has been detected in a dc glow discharge in a SiCl4 or SiH4/N2 mixture.The three rotational transitions N = 2a source-frequency modulation microwave spectrometer.The rotational constant, the centrifugal distortion constant, the spin-rotation coupling constant, and the magnetic hyperfine coupling constants b and c and the electric quadrupole coupling constant of the nitrogen nucleus have been precisely determined.The electronic structure of the SiN molecule has been briefly discussed using the magnetic hyperfine coupling constants and also the quadrupole coupling constant of 14N.

Gas-Phase Chemistry of HSiS- and HSiNH-: Ions Related to Silathioformaldehyde and the Silaazomethine of Formaldehyde

Anions related to silathioformaldehyde (H2Si=Si) and the silaazomethine of formaldehyde (H2Si=NH) have been prepared and studied using flowing afterglow selected ion flow tube techniques.The connectivities of these anions are shown in experimental studies to be - and -.In addition, ab initio computational studies demonstrate that these are the most stable anion isomers.These anions are prepared by both collisionally-induced dissociation and direct source reactions.The anions resulting from the later preparations have been submitted to reaction chemistry studies with CO2, COS, CS2, SO2, O2, and C6F6.Comparisons with earlier studies of HSiO- are made in terms of a simple mechanistic picture.