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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Reference substances

Reference substances

Currently viewing:
IUPAC name:
sulfurochloridic acid

Inventory

EC number:
232-234-6
EC name:
Chlorosulphuric acid
CAS number:
7790-94-5
CAS number:
7790-94-5
Synonyms
Names:
CHLOROSULFONIC ACID
Chlorosulfuric acid
Identifier:
IUPAC name
Sulfurochloridic acid
Identifier:
other: InChl
1S/ClHO3S/c1-5(2,3)4/h(H,2,3,4)
Identifier:
other: SMILES notation
ClS(=O)(=O)O
chlorosulfuric acid

Molecular and structural information

Molecular formula:
ClHO3S
Molecular weight:
116.524
SMILES notation:
OS(=O)(=O)Cl
InChl:
InChI=1/ClHO3S/c1-5(2,3)4/h(H,2,3,4)
Structural formula:
Chemical structure

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