Substance

ID:175471

Names and Identifiers
IUPAC Traditional name
(oxo-λ4-sulfanylidene)oxidane
IUPAC name
(oxo-λ4-sulfanylidene)oxidane
Synonyms
Sulfurous anhydrideSulfur(IV) oxideSulfur dioxide
Registration numbers
CHEBI ID
18422
EC Number
231-195-2
PubChem CID
1119
Unique Ingredient Identifier
0UZA3422Q4
KEGG ID
D05961
Wikipedia Title
Sulfur_dioxide
Beilstein Number
3535237
CAS Number
7446-09-5
CHEMBL
1235997
Chemspider ID
1087
Gmelin ID
1443
Properties
Physical Property
Vapor Pressure
237.2 kPa
p𝘒b
12.19
Viscosity
0.403 cP (at 0 °C)
p𝘒ₐ
1.81
Apperance
Colorless gas
Std molar entropy
248.223 J K-1 mol-1
Solubility
94 g dm-3 in water
Boiling Point
-10°C
Density
2.6288 kg m-3
Std enthalpy of formation
-296.81 kJ mol-1
Melting Point
-72.15°C (201K)
Safety Information
Safety Statements
S1/2,S9,S26,S36/37/39,S45
UN Number
1079, 2037
LD50
3000 ppm (30 min inhaled, mouse)
Risk Statements
R23,R34,R50
EU Index
016-011-00-9
European Hazard Symbols
Toxic Toxic (T)
NFPA704
NFPA 704 diagram
0
3
0
RTECS
WS4550000
Molecule Details
Molecular Spectra
No Data Available
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References
No Data Available
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