Trisilicon tetranitride
Grundinformationen
- CAS
12033-89-5- Standard-SMILES
N12[Si]34N5[Si]16N3[Si]25N46- InChIKey
HQVNEWCFYHHQES-UHFFFAOYSA-N- Summenformel
- N4Si3
- Durchschnittliche Molmasse
- 140,28 g/mol
- Monoisotopische Masse
- 139,94307559
Namen und Bezeichner
- Bevorzugter Name
- Trisilicon tetranitride
- IUPAC
- 2,4,6,7-tetraza-1,3,5-trisilahexacyclo[3.1.1.01,4.02,5.03,6.03,7]heptane
- Englischer Name
- Trisilicon tetranitride (alpha)
- Summenformel
- N4Si3
- Molmasse
- 0
Namen und Synonyme
Silicon nitride12033-89-5Silicon nitride (Si3N4)Trisilicon tetranitrideQHB8T06IDKNEEDLELOKSINOVABAYSINID STWIDIANIT N 2000DTXSID20892247DENKA SILICON NITRIDE SN-F 2Silicium Nitricatum
Weitere Namen anzeigen
RefChem:58064Si3N4DTXCID101079316234-787-9234-796-8MFCD00011230EINECS 234-796-8UNII-QHB8T06IDK
Datenbank-Bezeichner
- CAS
12033-89-5- PubChem CID
- 3084099
- DTXSID
DTXSID20892247- UNII
- QHB8T06IDK
- EC Number
- 234-796-8
Eigenschaften
Berechnete Struktureigenschaften
- Polarare Oberfläche (TPSA)
- 13 Ų
- H-Brücken-Donoren
- 0
- H-Brücken-Akzeptoren
- 4
- Frei drehbare Bindungen
- 0
- Schwere Atome
- 7
- Formalladung
- 0
- Komplexität
- 154
Experimentelle und physikochemische Eigenschaften
Chemical ClassesMetals -> Metalloid Compounds (Silicon)
SpringerMaterials PropertiesAuger electron spectroscopy
Density3.17 @25 °C
Physical Description
Dry Powder
White solid when pure, but may be brown or black; Exists in alpha and beta crystalline forms; [Merck Index] Grey odorless powder; [Alfa Aesar MSDS]
Sicherheit und Regulatorisches
Sicherheitsangaben dienen nur zur Orientierung und ersetzen weder das Sicherheitsdatenblatt (SDB) des Lieferanten noch geltende Vorschriften oder eine fachliche Bewertung.
GHS-Klassifizierung
GHS Classification
This chemical does not meet GHS hazard criteria for 97.3% (250 of 257) of all reports.
Not Classified
Aggregated GHS information provided per 257 reports by companies from 5 notifications to the ECHA C&L Inventory.
Gefahrenhinweise
Regulatory Information
Chemical: Silicon nitride (Si3N4)
Silicon nitride (Si3N4) is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Silicon nitride (Si3N4) are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)
Status: Active Update: 06-03-2023 https://echa.europa.eu/registration-dossier/-/registered-dossier/14702
Silicon nitride (Si3N4): Non hazardous
Hazards Summary
No adverse gross or histopathological effects observed in 28-day oral study of rats up to the highest tested dose (1,000 mg/kg/day); No reproductive or developmental toxicity observed in oral study of rats up to the highest tested dose (1,000 mg/kg/day); No evidence of mutagenicity; [JECDB] May cause irritation; [Alfa Aesar MSDS] See NITRIDES.
Hazard Classes and CategoriesNot Classified
Sicherheit und Schutzausrüstung
Protective Action Criteria (PAC)
30 [mg/m3]
330 [mg/m3]
2000 [mg/m3]
Chemie und Industrie
Pharmakologische Informationen
MeSH Pharmacological ClassificationToxic air-borne matter related to work performed They are usually produced by the specific nature of the occupation.
Verwendung und Herstellung
Uses
Used to make high-temperature gas turbines and diesel engines; [Merck Index] Silicon nitride is used in semiconductor components and in high-temperature ball bearings, dies, automotive engine parts, pressure valves, and cutting tools. [Ullmann]
Metal Machining [Category: Heat or Machine]
U.S. Production2023: 75,000 - <500,000 lb
Consumer UsesAbrasives
Industry UsesAbrasives
General Manufacturing Information
Fabricated Metal Product Manufacturing
Silicon nitride (Si3N4): ACTIVE
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