Trisilicon tetranitride
[CAS# 12033-89-5]

Identification

• Classification: Inorganic chemical industry >> Inorganic salt >> Hydride, nitride, azide >> Nitride
• Name: Trisilicon tetranitride
• Synonyms: Denka Silicon Nitride SN-F 2; E 05; E 05 (nitride); E 10; E 10 (nitride)
• Molecular Formula: Si₃N₄
• Molecular Weight: 140.28
• CAS Registry Number: 12033-89-5
• EC Number: 234-796-8

Properties

• Density: 3.9 g/cm^3*
• Melting point: 1900 ºC^**
• Refractive index: 2.8^***

^* Boehler, Reinhard; Materials Today (Oxford, United Kingdom) 2005, V8(11), P34-42.

^** "Metal-Organics Catalog" physical property data were obtained from Gelest, Inc. of Morrisville, Pennsylvania (US)

^*** Qian, Bo; Applied Physics Letters 2011, V99(3), P034105/1-034105/3.

Safety Data

• Hazard Symbols: Xi
• Risk Codes: R37
• Safety Description: S22;S24/25

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Specific target organ toxicity - single exposure	STOT SE	3	H335
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319