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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
Hydroquinone
EC Number:
204-617-8
EC Name:
Hydroquinone
CAS Number:
123-31-9
Molecular formula:
C6H6O2
IUPAC Name:
hydroquinone

Type of Substance

Composition:
mono-constituent substance
Origin:
organic

Substance Identifiers open all close all

  • Hydroquinone
  • Hydroquinone IG
  • Hydroquinone Photo
  • Hydroquinone Technical
  • Idrochinone
  • Idrochinone IG
  • Idrochinone Photo
  • Idrochinone tecnico
  • Compositions

    Boundary Composition(s) open all close all

    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Hydroquinone
    EC Number:
    204-617-8
    EC Name:
    Hydroquinone
    CAS Number:
    123-31-9
    Molecular formula:
    C6H6O2
    IUPAC Name:
    hydroquinone

    Legal Entity Composition(s) open all close all

    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Hydroquinone
    EC Number:
    204-617-8
    EC Name:
    Hydroquinone
    CAS Number:
    123-31-9
    Molecular formula:
    C6H6O2
    IUPAC Name:
    hydroquinone
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Hydroquinone
    EC Number:
    204-617-8
    EC Name:
    Hydroquinone
    CAS Number:
    123-31-9
    Molecular formula:
    C6H6O2
    IUPAC Name:
    hydroquinone
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Hydroquinone
    EC Number:
    204-617-8
    EC Name:
    Hydroquinone
    CAS Number:
    123-31-9
    Molecular formula:
    C6H6O2
    IUPAC Name:
    hydroquinone
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    Hydroquinone
    EC Number:
    204-617-8
    EC Name:
    Hydroquinone
    CAS Number:
    123-31-9
    Molecular formula:
    C6H6O2
    IUPAC Name:
    hydroquinone
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Hydroquinone
    EC Number:
    204-617-8
    EC Name:
    Hydroquinone
    CAS Number:
    123-31-9
    Molecular formula:
    C6H6O2
    IUPAC Name:
    hydroquinone
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Hydroquinone
    EC Number:
    204-617-8
    EC Name:
    Hydroquinone
    CAS Number:
    123-31-9
    Molecular formula:
    C6H6O2
    IUPAC Name:
    hydroquinone


    Constituent 1
    Chemical structure
    Reference substance name:
    Hydroquinone
    EC Number:
    204-617-8
    EC Name:
    Hydroquinone
    CAS Number:
    123-31-9
    Molecular formula:
    C6H6O2
    IUPAC Name:
    hydroquinone


    Constituent 1
    Chemical structure
    Reference substance name:
    Hydroquinone
    EC Number:
    204-617-8
    EC Name:
    Hydroquinone
    CAS Number:
    123-31-9
    Molecular formula:
    C6H6O2
    IUPAC Name:
    hydroquinone

    Composition(s) generated upon use

    Other types of composition(s)