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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Reference substances

Reference substances

Currently viewing:
IUPAC name:
Silicon

Inventory

EC number:
231-130-8
EC name:
Silicon
CAS number:
7440-21-3
CAS number:
7440-21-3
Synonyms
Names:
Silicon
Identifier:
IUPAC name
silane
Identifier:
other: InChl
InChI=1/H4Si/h1H4
Identifier:
other: SMILES notation
[SiH4]

Molecular and structural information

Molecular formula:
Si
Molecular weight:
28.086
SMILES notation:
[Si]
InChl:
InChI=1/Si
Structural formula:
Chemical structure

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