12034-77-4

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12034-77-4 Structure

Identification	More
[Name] NIOBIUM SELENIDE
[CAS] 12034-77-4
[Synonyms] COLUMBIUM SELENIDE NIOBIUM(IV) SELENIDE NIOBIUM SELENIDE niobium diselenide Niobium(IV) selenide, 99.8% (metals basis)
[EINECS(EC#)] 234-811-8
[Molecular Formula] NbSe2
[MDL Number] MFCD00016228
[Molecular Weight] 250.83
[MOL File] 12034-77-4.mol

Chemical Properties	Back Directory
[Appearance] Gray-black solid. Has higher electrical conductivity than graphite.
[Melting point ] >1316℃ [HAW93]
[density ] 6.300
[form ] Powder
[color ] gray hexagonal, hexane crystals, crystalline
[Water Solubility ] Insoluble in water.
[Exposure limits] ACGIH: TWA 0.2 mg/m3 NIOSH: IDLH 1 mg/m3; TWA 0.2 mg/m3
[InChI] 1S/Nb.2Se
[InChIKey] CXRFFSKFQFGBOT-UHFFFAOYSA-N
[SMILES] [Se]=[Nb]=[Se]
[Uses] Lubricant and conductor at high temperatures and high vacuum.
[CAS DataBase Reference] 12034-77-4(CAS DataBase Reference)
[EPA Substance Registry System] Niobium selenide (NbSe2) (12034-77-4)

Hazard Information	Back Directory
[Chemical Properties] Gray-black solid. Has higher electrical conductivity than graphite.

Safety Data	Back Directory
[Hazard Codes ] T,N
[Risk Statements ] 23/25-33-50/53
[Safety Statements ] 20/21-28-45-60-61
[RIDADR ] UN3283
[WGK Germany ] WGK 3
[RTECS ] QU0420000
[TSCA ] Yes
[HazardClass ] 6.1
[PackingGroup ] III
[Storage Class] 6.1C - Combustible acute toxic Cat.3 toxic compounds or compounds which causing chronic effects
[Hazard Classifications] Acute Tox. 3 Inhalation Acute Tox. 3 Oral Aquatic Acute 1 Aquatic Chronic 1 STOT RE 2

Well-known Reagent Company Product Information	Back Directory
[Alfa Aesar] Niobium(IV) selenide, 99.8% (metals basis)(12034-77-4)

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Tags:12034-77-4 Related Product Information

7440-03-1 12034-77-4 7782-49-2

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