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| CAS No.: | 1313-85-5 |
|---|---|
| Name: | Sodium selenide |
| Article Data: | 1 |
| Molecular Structure: | |
|
|
|
| Formula: | Na2Se |
| Molecular Weight: | 124.94 |
| Synonyms: | Disodiummonoselenide; Disodium selenide; Sodium selenide |
| Density: | g/cm3 |
| Melting Point: | >875°C |
| Boiling Point: | °Cat760mmHg |
| Flash Point: | °C |
| Risk Codes: | R23/25; R33; R50/53 |
| Safety: | Poison by intraperitoneal route. Mutation data reported. When heated to decomposition it emits toxic fumes of Se and Na2O. See also SELENIUM COMPOUNDS. |
| PSA: | 0.00000 |
| LogP: | -0.38080 |
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| Conditions | Yield |
|---|---|
| In water Inert atmosphere; Schlenk technique; |
- 1313-85-5
sodium selenide
- 70335-45-4
2,4,6-trimethylphenyl diazonium chloride
- 142073-25-4
bis(2,4,6-trimethylphenyl) selenide
| Conditions | Yield |
|---|---|
| In water at 40℃; for 3h; Inert atmosphere; Schlenk technique; | 60% |
- Total:32 Page 1 of 1 1
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Chemistry
Molecular Structure of Sodium selenide (CAS NO.1313-85-5):
IUPAC: Sodioselanylsodium
EINECS:215-212-0
Molecular Formula:Na2Se
Molecular Weight:124.94
Density:2.625 g/mL at 25oC(lit.)
Melting Point:>875oC
Sensitive:Moisture
Merck:14,8672
InChI:InChI=1/2Na.Se/rNa2Se/c1-3-2
InChIKey:PNCGYTHKTDMKME-SJGDNHCQAR
Toxicity Data With Reference
| 1. | sce-ham:lng 2 mg/L | CALEDQ Cancer Letters (Shannon, Ireland). 18 (1983),109. | ||
| 2. | ipr-mus LD50:4 mg/kg | COREAF Comptes Rendus Hebdomadaires des Seances de lAcademie des Sciences. 257 (1963),791. |
Consensus Reports
Selenium and its compounds are on the Community Right-To-Know List. Reported in EPA TSCA Inventory.
Safety Profile
Poison by intraperitoneal route. Mutation data reported. When heated to decomposition it emits toxic fumes of Se and Na2O. See also SELENIUM COMPOUNDS.
Safety Information of Sodium selenide (CAS NO.1313-85-5):
Risk Statements: 23/25-33-50/53
R23/25:Toxic by inhalation and if swallowed.
R33:Danger of cumulative effects.
R50/53:Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements: 28-45-60-61
S28:After contact with skin, wash immediately with plenty of soap-suds.
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S60:This material and its container must be disposed of as hazardous waste.
S61:Avoid release to the environment. Refer to special instructions / safety data sheets.
RIDADR: UN3134
HazardClass: 4.3
PackingGroup: II
Standards and Recommendations
OSHA PEL: TWA 0.2 mg(Se)/m3
ACGIH TLV: TWA 0.2 mg(Se)/m3
DFG MAK: 0.1 mg(Se)/m3
Specification
Sodium selenide with cas registry number of 1313-85-5 is also known as Disodium monoselenide ; Sodium selenide ; Disodium selenide ; Sodium selenide . It is a compound with the appearance of white to red cubic crystals. It can be souble in water and it should be stored in a tightly closed container when not in use and stored in a cool, dry place. Sodium selenide can be obtained by the reduction of CH2ONaHSO22H2O . Sodium selenide with cas registry number of 1313-85-5 is used as an intermediate .