Substance
ID:338554
Names and Identifiers
IUPAC Traditional name
selenium dioxide
Synonyms
NSC 56753Selenium dioxideSelenium oxide二氧化硒
IUPAC name
(oxo-λ4-selanylidene)oxidane
Properties
Physical Property
Vapor Pressure
1 mmHg ( 157 °C)
Apperance
white powder
Melting Point
315 °C (subl.)(lit.)
Safety Information
Personal Protective Equipment
Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
Hazard Class
6.1
GHS Signal Word
Danger
GHS Hazard statements
H301-H331-H373-H410
Safety Statements
20/21-28-45-60-61
Packing Group
3
GHS Precautionary statements
P261-P273-P301+P310-P311-P501
European Hazard Symbols
Nature polluting (N)
Toxic (T)MSDS Link
RID/ADR
UN 3283 6.1/PG 3
RTECS
VS8575000
German water hazard class
2
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), categories 1,2,3
Respiratory sensitization, category 1
Germ cell mutagenicity, categories 1A,1B,2
Carcinogenicity, categories 1A,1B,2
Reproductive toxicity, categories 1A,1B,2
Specific Target Organ Toxicity – Single exposure, categories 1,2
Specific Target Organ Toxicity – Repeated exposure, categories 1,2
Aspiration Hazard, category 1
Hazardous to the aquatic environment
Acute hazard, category1
Chronic hazard, categories 1,2
Risk Statements
23/25-33-50/53
UN Number
3283
Product Information
Linear Formula
SeO2
Grade
ReagentPlus®
Purity
99.8% trace metals basis
Molecule Details
Application
Mild oxidizing reagent for allylic olefins and acetylenes.1 Conversion of 1,3-diketones to 1,2,3-triones2
Packaging
100, 500 g in glass bottle
Legal Information
ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC
Mild oxidizing reagent for allylic olefins and acetylenes.1 Conversion of 1,3-diketones to 1,2,3-triones2
Packaging
100, 500 g in glass bottle
Legal Information
ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC
Molecular Spectra
No Data Available
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References
No Data Available
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