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Reference substances

Reference substances

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General information

Inventory

EC number:
231-195-2
EC name:
Sulphur dioxide
CAS number:
7446-09-5

No inventory information available

Reference substance information

IUPAC name:
(oxo-lambda4-sulfanylidene)oxidane
Synonyms
Names:
Sulfur dioxide
oxosulfane oxide
sulfur dioxide sulphur dioxide sulfurous oxide sulfurous anhydride
Identifier:
CAS number
7446-09-5
Identifier:
IUPAC name
(oxo-λ4-sulfanylidene)oxidane
Identifier:
IUPAC name
(oxo-λ⁴-sulfanylidene)oxidane
Identifier:
IUPAC name
Sulfur Dioxide
Identifier:
IUPAC name
sulfur dioxide
Identifier:
other: InChl
1S/O2S/c1-3-2
Identifier:
other: InChl
InChI=1S/O2S/c1-3-2
Identifier:
other: InChl
InChI=1S/O2S/c1-3-2 AuxInfo=1/0/N:2,3,1/E:(1,2)/CRV:3.4/rA:3SOO/rB:d1;d1;/rC:1.5292,0,0;;2.3158,-1.3365,0;
Identifier:
other: Molecular formula
O2S
oxosulfane oxide

CAS information

CAS number:
7446-09-5

Molecular and structural information

Molecular formula:
SO2
Molecular weight:
64.06
SMILES notation:
O=S=O
InChl:
InChI=1/O2S/c1-3-2
Structural formula:
Chemical structure