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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
Ethylene oxide
EC Number:
200-849-9
EC Name:
Ethylene oxide
CAS Number:
75-21-8
Molecular formula:
C2H4O
IUPAC Name:
oxirane

Type of Substance

Composition:
mono-constituent substance
Origin:
organic

Substance Identifiers open all close all

  • 200-849-9
  • 75-21-8
  • diethylene oxide
  • diethylyne oxide
  • epoxyethane
  • ethylene oxide
  • oxirane
  • 1, 2- Epoxyethane
  • 1,2 Epoxyethane
  • 1,2-Epoxyethane
  • 1,2-Epoxyethane
  • CHINT: EO
  • CHINT: EO
  • Cremophor polymer
  • DOW Ethylene Oxide
  • Dihydooxirene
  • Dihydrooxirene
  • Dihydroxooxirene
  • Dimethylene oxide
  • Dimethylene oxide
  • EO
  • ETHYLENE OXIDE
  • Epoxyethane
  • Ethene Oxide
  • Ethene oxide
  • Ethleneoxy (6Cl)
  • Ethylene Oxide
  • Ethylene Oxide (8CI)
  • Ethylene Oxide (8CL)
  • Ethylene Oxide (8Cl)
  • Ethylene Oxide (EO)
  • Ethylene oxide
  • Ethylene oxide
  • Ethylene oxide (8CI)
  • Ethylene oxide (8Cl)
  • EthyleneOxy (6Cl)
  • Ethyleneoxy (6CI)
  • Ethyleneoxy (6Cl)
  • Ethylenoxid
  • Ethylenoxide
  • Etyleneoxy (6CI)
  • Etylenoxid
  • HEC
  • Makrogel 6000
  • Not relevant, the substance is imported and placed on the market only bound in a polymer
  • O0825
  • Oxacyclopropane
  • Oxane
  • Oxidoethane
  • Oxiran
  • Oxirane
  • Oxirane
  • Oxirane (9CI)
  • Oxirane (9CL)
  • Oxirane (9Cl)
  • Oxirene, Dihydro
  • Oxirene, dihydro
  • Oxirene, dihydro-
  • PEG 400
  • PEO
  • Phase I REACH Expertenentscheidung
  • Phase I REACH Kandidat
  • Pluronic polymer
  • Resin 8020 A
  • Resin 8020 B
  • Resin 8095 A
  • Resin 8095 A-LP
  • Resin SG 95 A
  • Resin SG 95 A-LP
  • Resin SG 95 NA
  • This substance is a monomer in an imported polymer, therefore no trade names are available and/or relevant.
  • Vinkocell
  • W1
  • dimethylene oxide
  • dimethylene oxide
  • epoxyethane
  • epoxyethane
  • epoxyethane
  • ethylene oxide
  • ethylene oxide
  • ethylene oxide
  • ethylene oxide HP
  • oxirane
  • oxirane
  • Oxirane
    (IUPAC name)

    Compositions

    Boundary Composition(s) open all close all

    State Form:
    gas


    Constituent 1
    Chemical structure
    Reference substance name:
    Ethylene oxide
    EC Number:
    200-849-9
    EC Name:
    Ethylene oxide
    CAS Number:
    75-21-8
    Molecular formula:
    C2H4O
    IUPAC Name:
    oxirane


    Constituent 1
    Chemical structure
    Reference substance name:
    Ethylene oxide
    EC Number:
    200-849-9
    EC Name:
    Ethylene oxide
    CAS Number:
    75-21-8
    Molecular formula:
    C2H4O
    IUPAC Name:
    oxirane


    Constituent 1
    Chemical structure
    Reference substance name:
    Ethylene oxide
    EC Number:
    200-849-9
    EC Name:
    Ethylene oxide
    CAS Number:
    75-21-8
    Molecular formula:
    C2H4O
    IUPAC Name:
    oxirane
    State Form:
    gas


    Constituent 1
    Chemical structure
    Reference substance name:
    Ethylene oxide
    EC Number:
    200-849-9
    EC Name:
    Ethylene oxide
    CAS Number:
    75-21-8
    Molecular formula:
    C2H4O
    IUPAC Name:
    oxirane

    Legal Entity Composition(s) open all close all

    State Form:
    gas


    Constituent 1
    Chemical structure
    Reference substance name:
    Ethylene oxide
    EC Number:
    200-849-9
    EC Name:
    Ethylene oxide
    CAS Number:
    75-21-8
    Molecular formula:
    C2H4O
    IUPAC Name:
    oxirane
    State Form:
    gas


    Constituent 1
    Chemical structure
    Reference substance name:
    Ethylene oxide
    EC Number:
    200-849-9
    EC Name:
    Ethylene oxide
    CAS Number:
    75-21-8
    Molecular formula:
    C2H4O
    IUPAC Name:
    oxirane
    State Form:
    other: not relevant, as the substance is a monomer imported via finished products


    Constituent 1
    Chemical structure
    Reference substance name:
    Ethylene oxide
    EC Number:
    200-849-9
    EC Name:
    Ethylene oxide
    CAS Number:
    75-21-8
    Molecular formula:
    C2H4O
    IUPAC Name:
    oxirane
    State Form:
    gas


    Constituent 1
    Chemical structure
    Reference substance name:
    Ethylene oxide
    EC Number:
    200-849-9
    EC Name:
    Ethylene oxide
    CAS Number:
    75-21-8
    Molecular formula:
    C2H4O
    IUPAC Name:
    oxirane
    State Form:
    gas


    Constituent 1
    Chemical structure
    Reference substance name:
    Ethylene oxide
    EC Number:
    200-849-9
    EC Name:
    Ethylene oxide
    CAS Number:
    75-21-8
    Molecular formula:
    C2H4O
    IUPAC Name:
    oxirane