sulfur dioxide


oxosulfane oxide; sulfur dioxide; sulfur(IV) oxide; sulfurous anhydride; sulphur dioxide
Links:📏 NIST, 📖 PubMed
MeSH:Environmental Pollutants
CAS RN:[7446-09-5]
Formula:O2S; 64.06 g/mol
InChiKey:RAHZWNYVWXNFOC-UHFFFAOYSA-N
SMILES:O=[S]=O
Molecular structure of sulfur dioxide
Density:2.629 g/mL
Molar volume:24.4 mL/mol
Dielectric constant:14.10
Dipole moment:1.63 D
Melting point:-72 °C
Boiling point:-10 °C
Vapour pressure:330 Torr
Critical temperature:158 °C
Critical pressure:7.9 atm
Log10 partition octanol / water:-2.20
1g dissolves in:
9.43g acetic anhydride