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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Inventory

EC number:
231-975-2
EC name:
Dihydrogen wolframate
CAS number:
7783-03-1
CAS number:
7783-03-1
Synonyms
Names:
Tungstic (IV) acid
Identifier:
IUPAC name
Dihydrogen wolframate
Identifier:
IUPAC name
Dihydrogen wolframate
Identifier:
IUPAC name
dioxotungstendiol
Identifier:
other: Molecular formula
H.1/2O4W
Identifier:
other: Molecular formula
H2WO4
Identifier:
other: SMILES notation
[W](=O)(O)(O)=O
Dihydroxy(dioxo)tungsten

Molecular and structural information

Molecular formula:
H2WO4(WO3*H2O)
Molecular weight:
ca. 249.853
SMILES notation:
O[W](=O)(=O)O
InChl:
InChI=1/2H2O.2O.W/h2*1H2;;;/q;;;;+2/p-2/rH2O4W/c1-5(2,3)4/h1-2H
Structural formula:
Chemical structure

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