Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
7,8-didehydrocholesterol
EC Number:
207-100-5
EC Name:
7,8-didehydrocholesterol
CAS Number:
434-16-2
Molecular formula:
C27H44O
IUPAC Name:
7,8 didehydrocholesterol

Type of Substance

Composition:
mono-constituent substance
Origin:
petroleum product

Substance Identifiers open all close all

  • 7-Dehydrocholesterin
  • DHC
  • Provitamin D3
  • Compositions

    Boundary Composition(s) open all close all

    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    7,8-didehydrocholesterol
    EC Number:
    207-100-5
    EC Name:
    7,8-didehydrocholesterol
    CAS Number:
    434-16-2
    Molecular formula:
    C27H44O
    IUPAC Name:
    7,8 didehydrocholesterol

    Legal Entity Composition(s) open all close all

    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    7,8-didehydrocholesterol
    EC Number:
    207-100-5
    EC Name:
    7,8-didehydrocholesterol
    CAS Number:
    434-16-2
    Molecular formula:
    C27H44O
    IUPAC Name:
    7,8 didehydrocholesterol

    Composition(s) generated upon use

    Other types of composition(s)