Trisilicon tetranitride

HCID 3084099CAS 12033-89-5

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Grundinformationen

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 Å²
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 · 2 Einträge

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

GHS-Klassifizierung

GHS Classification · 3 Einträge

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 · 4 Einträge

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 · 1 Eintrag

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) · 3 Einträge

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 · 2 Einträge

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 · 2 Einträge

Fabricated Metal Product Manufacturing

Silicon nitride (Si3N4): ACTIVE