Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Identification

Chemical structure
Display Name:
Thionyl dichloride
EC Number:
231-748-8
EC Name:
Thionyl dichloride
CAS Number:
7719-09-7
Molecular formula:
Cl2 O S
IUPAC Name:
thionyl dichloride

Type of Substance

Composition:
mono-constituent substance
Origin:
organic

Substance Identifiers open all close all

  • Sulfinyl chloride
  • Sulfinyl dichloride
  • Sulfur chloride oxide (Cl2SO)
  • Sulfur chloride oxide (SCl2O)
  • Sulfur oxychloride
  • Sulfur oxychloride (SOCl2)
  • Sulfurous dichloride
  • Sulfurous oxychloride
  • Thionyl chloride (8CI, 9CI)
  • Thionyl chloride (SOCl2)
  • Thionyl dichloride
  • Compositions

    Boundary Composition(s)

    Legal Entity Composition(s) open all close all



    Constituent 1
    Chemical structure
    Reference substance name:
    Thionyl dichloride
    EC Number:
    231-748-8
    EC Name:
    Thionyl dichloride
    CAS Number:
    7719-09-7
    Molecular formula:
    Cl2 O S
    IUPAC Name:
    thionyl dichloride

    Composition(s) generated upon use

    Other types of composition(s)