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Identification

Chemical structure
Display Name:
Sulphur trioxide
EC Number:
231-197-3
EC Name:
Sulphur trioxide
CAS Number:
7446-11-9
Molecular formula:
SO3
IUPAC Name:
oxosulfane dioxide

Type of Substance

Composition:
mono-constituent substance
Origin:
inorganic

Substance Identifiers open all close all

  • Kyselina sírová, oleum
  • Oleum
  • Oleum 100 %
  • Oleum 100 % (Oleum; Sulphuric acid, Fuming)
  • Oleum 100% (Oleum; Sulphuric acid, fuming)
  • Oleum 20 % (104.5 % H2SO4)
  • Oleum 24% (Oleum; Sulphuric acid, Fuming)
  • Oleum 25%
  • Oleum 29% (BASF ART No. 50702171)
  • Oleum 32 % (Oleum; Sulphuric acid, Fuming)
  • Schwefelsäureanhydrid
  • Schwefeltrioxid
  • Schwefeltrioxid
  • Sulfan(R)
  • Sulfur oxide (SO3)
  • Sulfur oxide (SO3)
  • Sulfur trioxide (8CI, 9CI)
  • Sulfuric anhydride
  • Sulphur trioxide, oleum
  • Sulphuric acid, fuming
  • fuming sulphuric acid
  • rokende zwavelzuur
  • substance is used as process intermediate on site
  • sulfur trioxide
  • sulfur trioxide
  • zwaveltrioxide
  • Compositions

    Boundary Composition(s)

    Legal Entity Composition(s) open all close all



    Constituent 1
    Chemical structure
    Reference substance name:
    Sulphur trioxide
    EC Number:
    231-197-3
    EC Name:
    Sulphur trioxide
    CAS Number:
    7446-11-9
    Molecular formula:
    SO3
    IUPAC Name:
    oxosulfane dioxide
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Sulphur trioxide
    EC Number:
    231-197-3
    EC Name:
    Sulphur trioxide
    CAS Number:
    7446-11-9
    Molecular formula:
    SO3
    IUPAC Name:
    oxosulfane dioxide
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Sulphur trioxide
    EC Number:
    231-197-3
    EC Name:
    Sulphur trioxide
    CAS Number:
    7446-11-9
    Molecular formula:
    SO3
    IUPAC Name:
    oxosulfane dioxide
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Sulphur trioxide
    EC Number:
    231-197-3
    EC Name:
    Sulphur trioxide
    CAS Number:
    7446-11-9
    Molecular formula:
    SO3
    IUPAC Name:
    oxosulfane dioxide
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Sulphur trioxide
    EC Number:
    231-197-3
    EC Name:
    Sulphur trioxide
    CAS Number:
    7446-11-9
    Molecular formula:
    SO3
    IUPAC Name:
    oxosulfane dioxide


    Constituent 1
    Chemical structure
    Reference substance name:
    Sulphur trioxide
    EC Number:
    231-197-3
    EC Name:
    Sulphur trioxide
    CAS Number:
    7446-11-9
    Molecular formula:
    SO3
    IUPAC Name:
    oxosulfane dioxide


    Constituent 1
    Chemical structure
    Reference substance name:
    Sulphur trioxide
    EC Number:
    231-197-3
    EC Name:
    Sulphur trioxide
    CAS Number:
    7446-11-9
    Molecular formula:
    SO3
    IUPAC Name:
    oxosulfane dioxide