Selenium dichloride oxide, 99% (metals basis)

Description

CAS: 7791-23-3 | Cl2OSe | 165.87 g/mol

Selenium(IV) chloride oxide is used as a polar solvent for synthetic phenolic resins. It is also used to prepare selenium oxybromide and selenium nitride. It acts as a chlorinating agent.

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: 7791-23-3
• Molecular Formula: Cl2OSe
• Molecular Weight (g/mol): 165.87
• MDL Number: MFCD00016327
• InChI Key: LIRMPIXWGWLNND-UHFFFAOYSA-N
• Synonym: selenium oxychloride, seleninyl chloride, selenium oxydichloride, seleninyl dichloride, selenium chloride oxide, hsdb 678, selenium chloride oxide secl2o, selenium iv oxychloride, selenium dichloride oxide, selenoxychlorid
• PubChem CID: 24647
• SMILES: O=[Se](Cl)Cl

• Boiling Point: 176.4°C
• Melting Point: 8.5°C
• Color: Yellow
• Physical Form: Liquid
• Quantity: 25 mL
• UN Number: UN2879
• Merck Index: 14,8435
• Solubility Information: Miscible with chloroform,carbon disulphide and benzene.
• Formula Weight: 165.87
• Percent Purity: 99%
• Refractive Index: 1.651
• Sensitivity: Moisture sensitive
• Density: 2.42 g/mL
• Assay: (metals basis)
• Chemical Name or Material: Selenium dichloride oxide

Safety and Handling

Hazard Category	H301-H373
Hazard Statement	GHS H Statement H301-H331-H373 Toxic if swallowed. Toxic if inhaled. May cause damage to organs through prolonged or repeated exposure.
Precautionary Statement	P260-P264b-P270-P301+P310-P314-P330-P501c
DOTInformation	Transport Hazard Class: 8; Packing Group: I; Proper Shipping Name: SELENIUM OXYCHLORIDE
EINECSNumber	232-244-0
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only