Samarium oxide (Sm2O3)
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Samarium oxide (Sm2O3)
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CAS No:
12060-58-1
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Formula:
O3Sm2
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Chemical Name:
Samarium oxide (Sm2O3)
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Synonyms:
Samarium oxide (Sm2O3);Samaria;Samarium sesquioxide;Disamarium trioxide;Samarium(III) oxide;Samarium oxide;Samarium(3+) oxide;Samarium trioxide;Samarium oxide (SmO1.5);509148-61-2;733704-06-8;1343402-74-3
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CAS No:
Description
light beige crystalline powderAs a highly insoluble thermally stable Samarium source, Samarium Oxalate has specialized applications in glass, ceramic, phosphors, lasers, and thermoelectric devices, etc. Another essential application of Samarium and its compounds is used as catalyst and chemical reagent, which is effective to catalyze dehydration of acyclic primary alcohols to aldehydes and ketones. In its usual oxidized form, Samarium can be added to ceramics, optical and infrared absorbing gla
Samarium oxide (Sm2O3) Basic Attributes
348.71800
351.82400
235-043-6
91N8739X2N
DTXSID4051611
2846901940
Characteristics
43.37000
-0.30600
yellow-white crystals
8.347
2325ºC
1.97
Insoluble in water.
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
LD50 orally in Rabbit: > 5000 mg/kg
Safety Information
NONH for all modes of transport
2
S22-S24/25
VP3153000
Stable under normal temperatures and pressures. Absorbs carbon dioxide from the air.
|Warning|H400 (100%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]|P273, P391, and P501|Aggregated GHS information provided by 198 companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Samarium oxide (Sm2O3) Use and Manufacturing
Samarium Oxide, also called Samaria, Samarium has a high neutron absorption capacity, Samarium Oxides have specialized uses in glass, phosphors, lasers, and thermoelectric devices. Calcium Chloride crystals treated with Samarium have been employed in lasers which produce beams of light intense enough to burn metal or bounce off the moon. Samarium Oxide is used in optical and infrared absorbing glass to absorb infrared radiation. Also, it is used as a neutron absorber in control rods for nuclear power reactors. The Oxide catalyzes dehydration of acyclic primary alcohols to aldehydes and ketones. Another use involves preparation of other Samarium salts. Samarium sesquioxide is used in optical and infrared absorbing glass to absorb infrared radiation. Also, it is used as a neutron absorber in control rods for nuclear power reactors. The oxide catalyzes dehydration of acyclic primary alcohols to aldehydes and ketones. Another use involves preparation of other samarium salts.
< 25,000 lb
Samarium oxide (Sm2O3): ACTIVE
Computed Properties
Molecular Weight:348.7
Hydrogen Bond Acceptor Count:3
Exact Mass:353.82670
Monoisotopic Mass:351.82422
Topological Polar Surface Area:3
Heavy Atom Count:5
Covalently-Bonded Unit Count:5
Compound Is Canonicalized:Yes
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