Samarium oxide (Sm2O3)
Grundinformationen
- CAS
12035-88-0- Standard-SMILES
[O-2].[O-2].[O-2].[Sm+3].[Sm+3]- InChIKey
FKTOIHSPIPYAPE-UHFFFAOYSA-N- Summenformel
- O3Sm2
- Durchschnittliche Molmasse
- 348,7 g/mol
Namen und Bezeichner
- Bevorzugter Name
- Samarium oxide (Sm2O3)
- IUPAC
- tris(oxygen(2-));bis(samarium(3+))
- Englischer Name
- Samarium oxide
- Summenformel
- O3Sm2
- Molmasse
- 348.72
Namen und Synonyme
Samarium oxideSamarium(III) oxide12060-58-1SamariaSamarium oxide (Sm2O3)Samarium sesquioxideSamarium trioxideDisamarium trioxideSamarium(3+) oxideSm2O391N8739X2NRefChem:181079
Weitere Namen anzeigen
DTXCID5030163235-043-6DTXSID4051611Samarium (III) oxideoxygen(2-);samarium(3+)12651-06-8EINECS 235-043-6SAMARIUM OXYDATUM
Datenbank-Bezeichner
- CAS
12035-88-0- UNII
- 91N8739X2N
- EC Number
- 235-043-6
Eigenschaften
Berechnete Struktureigenschaften
- Polarare Oberfläche (TPSA)
- 3 Ų
- H-Brücken-Donoren
- 0
- H-Brücken-Akzeptoren
- 3
- Frei drehbare Bindungen
- 0
- Schwere Atome
- 5
- Formalladung
- 0
- Komplexität
- 0
Experimentelle und physikochemische Eigenschaften
Chemical ClassesMetals -> Rare Earth Metals
SpringerMaterials Propertiesdielectric constant
Density8.347 @25 °C
Physical Description
Dry Powder
Yellow-white solid; [Merck Index] Insoluble in water; Soluble in acids; [Hawley]
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 55.4% (129 of 233) of all reports.
Warning
H400 (44.6%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
P273, P391, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 233 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Gefahrenhinweise
Regulatory Information
Chemical: Samarium oxide (Sm2O3)
Samarium oxide (Sm2O3) is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Samarium oxide (Sm2O3) 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: 31-05-2018 https://echa.europa.eu/registration-dossier/-/registered-dossier/13854
Samarium oxide (Sm2O3): Does not have an individual approval but may be used under an appropriate group standard
Hazards SummarySee Samarium. See RARE EARTH METALS and linked occupational diseases.
Hazard Classes and CategoriesAquatic Acute 1 (44.6%)
Sicherheit und Schutzausrüstung
Protective Action Criteria (PAC)
15 [mg/m3]
170 [mg/m3]
990 [mg/m3]
Toxikologische Informationen
Adverse EffectsFibrogenic - Inducing tissue injury and fibrosis (scarring).
Chemie und Industrie
Verwendung und Herstellung
Uses
Used in catalysts, glass, neutron absorbers, and to prepare samarium salts; [Hawley]
Glass Manufacturing [Category: Industry]
U.S. Production2022: 551 lb
Consumer UsesCatalyst
Industry UsesCatalyst
General Manufacturing Information
All Other Basic Inorganic Chemical Manufacturing
Samarium oxide (Sm2O3): ACTIVE
Zugehörige Reaktionen
0
Keine Reaktionsaufzeichnungen unter den aktuellen Filterkriterien.
Notizen zur Verbindung
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