Selenium(IV) oxide, 99.4% (metals basis), Thermo Scientific Chemicals

Description

It is used in the manufacture of other selenium compounds. Selenium dioxide is an oxidizing agent mostly used in the allylic oxidation of alkenes to produce allylic alcohols. It is used in creating colorless glass and toner in photographic developing.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications

Chemical Identifiers

• CAS: 7446-08-4
• Molecular Formula: O2Se
• Molecular Weight (g/mol): 110.97
• MDL Number: MFCD00003562
• InChI Key: JPJALAQPGMAKDF-UHFFFAOYSA-N
• Synonym: selenium oxide, selenium iv oxide, oxoselane oxide, selenious anhydride, selenium oxide seo2, seleniumdioxide, dimer, selenous acid anhydride, selenium iv dioxide 1:2, selenium oxide se2o4
• PubChem CID: 24007
• SMILES: O=[Se]=O

• Melting Point: 340°C to 350° (sublimation)
• Color: White
• Physical Form: Powder
• Quantity: 500 g
• Assay Percent Range: 99.4% (Metals Basis)
• Solubility Information: Partially soluble in water,methanol,ethanol,and acetone. Soluble in concentrated sulfuric acid.
• IUPAC Name: (oxo-λ⁴-selanylidene)oxidane
• Formula Weight: 110.96
• Odor: Odorless
• Density: 3.95
• Chemical Name or Material: Selenium(IV) oxide

RUO – Research Use Only