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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Inventory

EC number:
215-208-9
EC name:
Disodium oxide
CAS number:
1313-59-3
CAS number:
1313-59-3
Synonyms
Names:
Disodium monoxide
Disodium oxide
Sodium monoxide
Identifier:
IUPAC name
Disodium oxide
Identifier:
IUPAC name
Sodium Oxide
Identifier:
IUPAC name
disodium oxide
Identifier:
IUPAC name
disodium oxide
Identifier:
IUPAC name
disodium;oxygen(2-)
Identifier:
IUPAC name
sodium oxide
Identifier:
IUPAC name
sodium oxidosodium
Identifier:
other: InChl
InChI=1S/2Na.O
Identifier:
other: SMILES notation
[Na]O[Na]
Identifier:
other: InChl
1S/2Na.O/q2*+1;-2
Identifier:
other: InChl
InChI=1/2Na.O/q2*+1;-2
Identifier:
other: InChl
InChI=1/2Na.O/q2*+1;-2 (reference: see Remarks)
Identifier:
other: InChl
KKCBUQHMOMHUOY-UHFFFAOYSA-NNa2O3
Identifier:
other: SMILES notation
Na-O-Na
Identifier:
other: SMILES notation
[Na]O[Na]
Identifier:
other: SMILES notation
[Na]O[Na]
Identifier:
other: SMILES notation
[O-2].[Na+].[Na+]
Identifier:
other: SMILES notation
[OH2-2].[Na+].[Na+]

Molecular and structural information

Molecular formula:
Na2O
Molecular weight:
ca. 61.98
SMILES notation:
[Na]O[Na]
InChl:
InChI=1S/2Na.O
Structural formula:
Chemical structure

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