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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Inventory

EC number:
207-838-8
EC name:
Sodium carbonate
CAS number:
497-19-8
CAS number:
497-19-8
Synonyms
Names:
Carbonic acid disodium salt
Identifier:
CAS number
497-19-8
Identifier:
CAS number
5968-11-6
Identifier:
EC number
207-838-8
Identifier:
IUPAC name
disodium carbonate
Identifier:
IUPAC name
Sodium carbonate
Identifier:
IUPAC name
Sodium carbonate monohydrate
Identifier:
IUPAC name
sodium carbonate
Identifier:
common name
Carbonic acid disodium salt
Identifier:
other: Molecular formula
Na2CO3
Identifier:
other: InChl
1S/CH2O3.2Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
Identifier:
other: SMILES notation
C(=O)([O-])[O-].O.[Na+].[Na+]
Identifier:
other: SMILES notation
C(=O)([O-])[O-].[Na+].[Na+]
Identifier:
other: Molecular formula
CH2O3.2Na
Identifier:
other: Molecular formula
CNa2O3
Identifier:
other: Molecular formula
CO3.2Na
Identifier:
other: InChl
InChI=1/CH2O3.2Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
Identifier:
other: InChl
InChI=1/CH2O3.2Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2 AuxInfo=1/1/N:1,2,3,4;5;6/E:(2,3,4);;/rA:6nCOO-O-Na+Na+/rB:d1;s1;s1;;;/rC:-.7793,-.0034,0;-1.6172,-.0207,0;-.3552,-.7103,0;-.369,.7034,0;1.5172,-.7966,0;1.6034,.8276,0;
Identifier:
other: InChl
InChI=1S/CH2O3.2Na.H2O/c2-1(3)4;;;/h(H2,2,3,4);;;1H2/q;2*+1;/p-2
Identifier:
other: InChl
InChI=1S/CH2O3.2Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
Identifier:
other: Molecular formula
Na2CO3
Identifier:
other: Molecular formula
Na2CO3
Identifier:
other: Molecular formula
Na2CO3 · H2O
Identifier:
other: SMILES notation
[Na+].[Na+].[O-]C(=O)[O-]
Identifier:
other: SMILES notation
[Na+].[Na+].[O-]C([O-])=O
disodium carbonate

Molecular and structural information

Molecular formula:
CH2O3.2Na
Molecular weight:
105.988
SMILES notation:
[Na+].[Na+].[O-]C(=O)[O-]
InChl:
InChI=1/CH2O3.2Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
Structural formula:
Chemical structure

Related substances

Identifier:
CAS number
Identity:
497-19-8