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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Inventory

EC number:
215-607-8
EC name:
Chromium trioxide
CAS number:
1333-82-0
CAS number:
1333-82-0
Synonyms
Names:
AICS listed
CHINA listed
Chromia (CrO3)
Chromic Anhydride
Chromic anhydride
Chromic trioxide
Chromium oxide (Cr4O12)
Chromium(VI) oxide
Chromium(VI) trioxide
DSL listed
ECL listed
EINECS listed
ENCS listed
PICCS listed
TSCA listed
chromic acid (misnomer)
chromic acid anhydride
chromium (VI) trioxide
chromium(VI) oxide
trioxochromium
Identifier:
CAS number
12324-05-9
Identifier:
CAS number
12324-08-2
Identifier:
EC name
Chromium trioxide
Identifier:
IUPAC name
Chromium (VI) Oxide
Identifier:
IUPAC name
Chromium trioxide
Identifier:
IUPAC name
Chromium trioxide / Chromium (VI) oxide / Trioxochromium
Identifier:
IUPAC name
Chromium trioxide, Chromium(VI) oxide
Identifier:
IUPAC name
Chromium(VI) trioxide
Identifier:
IUPAC name
chromium trioxide
Identifier:
IUPAC name
trioxochromium
Identifier:
IUPAC name
trioxochromium
Identifier:
common name
Chromic Acid
Identifier:
common name
Chromic anhydride
Identifier:
other: InChl
1/Cr.3O/rCrO3/c2-1(3)4
Identifier:
other: InChl
1S/Cr.3O
Identifier:
other: Molecular formula
Cr O3
Identifier:
other: InChl
Cr.3O
Identifier:
other: InChl
InChI=1/Cr.3O/rCrO3/c2-1(3)4
Identifier:
other: SMILES notation
[Cr](=O)(=O)=O
Identifier:
other: InChl
nChI=1S/Cr.3O Key: WGLPBDUCMAPZCE-UHFFFAOYSA-N
Trioxochromium

Molecular and structural information

Molecular formula:
CrO3
Molecular weight:
99.99
SMILES notation:
O=[Cr](=O)=O
InChl:
InChI=1S/Cr.3O
Structural formula:
Chemical structure

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