Chlorosulfuric acid

August 15th, 2008 by

Chlorosulfuric acid

IUPAC name
chlorosulfonic acid
Other names
chloridosulfonic acid,
sulfuric chlorohydrin
Identifiers
CAS number
RTECS number
FX5730000
SMILES
 
O=S(O)(Cl)=O
Properties
Molecular formula
HSO3Cl
Molar mass
116.52 g mol−1
Appearance
colorless liquid that fumes in air
Density
1.753 g cm−3
Melting point
−80 °C
Boiling point
151-152 °C (755 mm Hg)
Solubility in other solvents
reacts with water, alcohols
soluble in chlorocarbons
Refractive index (nD)
1.433
Structure
Molecular shape
tetrahedral
Hazards
Main hazards
corrosive
evolves HCl upon hydrolysis
NFPA 704

0
4
2
W
R-phrases
R14, R29, R35, R37
S-phrases
S26, S45
Related compounds
Related compounds
sulfuryl chloride
sulfuric acid
Except where noted otherwise, data [...]

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