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11120-01-7 molecular structure
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disodium dioxotungstenbis(olate)

ChemBase ID: 111175
Molecular Formular: Na2O4W
Molecular Mass: 293.81714
Monoisotopic Mass: 293.91012804
SMILES and InChIs

SMILES:
[Na+].[Na+].[O-][W](=O)(=O)[O-]
Canonical SMILES:
[O-][W](=O)(=O)[O-].[Na+].[Na+]
InChI:
InChI=1S/2Na.4O.W/q2*+1;;;2*-1;
InChIKey:
XMVONEAAOPAGAO-UHFFFAOYSA-N

Cite this record

CBID:111175 http://www.chembase.cn/molecule-111175.html

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NAMES AND DATABASE IDS

NAMES AND DATABASE IDS

Names Database IDs
IUPAC name
disodium dioxotungstenbis(olate)
IUPAC Traditional name
disodium tungstate
dipotassium tungstate
Synonyms
Sodium tungstate
SODIUM TUNGSTATE, REAGENT GRADE
Sodium tungstate solution
Tungsten atomic spectroscopy standard concentrate 1.00 g W
SODIUM PARATUNGSTATE
钨酸钠 溶液
钨原子光谱分析标准浓缩液 1.00g W
CAS Number
11120-01-7
13472-45-2
MDL Number
MFCD00003505
PubChem SID
162096549
PubChem CID
26052
Wikipedia Title
Sodium_tungstate

CALCULATED PROPERTIES

CALCULATED PROPERTIES

JChem
Acid pKa -2.30103  H Acceptors
H Donor LogD (pH = 5.5) -5.970884 
LogD (pH = 7.4) -6.2965326  Log P -1.7752 
Molar Refractivity 5.7716 cm3 Polarizability 10.616612 Å3
Polar Surface Area 80.26 Å2 Rotatable Bonds
Lipinski's Rule of Five true 

PROPERTIES

PROPERTIES

Physical Property Safety Information Product Information Bioassay(PubChem)
Solubility
57.5 g/100 mL (0 °C)
74.2 g/100 mL (25 °C)
96.9 g/100 mL (100 °C) in water
expand Show data source
H2O: soluble expand Show data source
slightly soluble in ammonia
insoluble in alcohol, acid
expand Show data source
Apperance
white rhombohedral crystals expand Show data source
Melting Point
698°C expand Show data source
Density
4.179 g/cm3 (anhydrous)
3.25 g/cm3 (dihydrate)
expand Show data source
RTECS
YO7875000 expand Show data source
European Hazard Symbols
Irritant Irritant (Xi) expand Show data source
UN Number
1824 expand Show data source
MSDS Link
Download expand Show data source
Download expand Show data source
Download expand Show data source
German water hazard class
1 expand Show data source
Hazard Class
8 expand Show data source
Packing Group
2 expand Show data source
Risk Statements
36/38 expand Show data source
Safety Statements
26 expand Show data source
GHS Pictograms
GHS07 expand Show data source
GHS Signal Word
Warning expand Show data source
GHS Hazard statements
H315-H319 expand Show data source
GHS Precautionary statements
P305 + P351 + P338 expand Show data source
RID/ADR
UN 1824 8/PG 2 expand Show data source
Grade
REAGENT expand Show data source
Certificate of Analysis
Download expand Show data source
Download expand Show data source
Shelf Life
(limited shelf life, expiry date on the label) expand Show data source
Quality
ampule expand Show data source

DETAILS

DETAILS

Wikipedia Wikipedia Sigma Aldrich Sigma Aldrich
Sigma Aldrich - 03799 external link
Preparation Note
prepared with Na2WO4, NaOH and H2O

REFERENCES

REFERENCES

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PATENTS

PATENTS

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INTERNET

INTERNET

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