Tungstic acid

Base Information

• Chemical Name: Tungstic acid
• CAS No.: 7783-03-1
• Deprecated CAS: 12196-81-5,198830-56-7,36730-36-6,38413-99-9,79702-55-9,82351-38-0,405262-46-6,449187-63-7,876012-66-7,1310914-21-6,944379-40-2,1446396-04-8,2263918-07-4
• Molecular Formula: H2WO4
• Molecular Weight: 249.86
• Hs Code.: 28259011
• European Community (EC) Number: 231-975-2
• UNII: J4D6K0RX2G
• Wikipedia: Tungstic acid,Tungstic_acid
• Wikidata: Q416538
• Mol file: 7783-03-1.mol

Synonyms:tungsten acid;tungstic acid;tungstic(VI) acid

Chemical Property of Tungstic acid

Chemical Property:

• Appearance/Colour: light yellow powder
• Melting Point: 100 °C (dec.)
• Refractive Index: 2.24
• Boiling Point: 1473°C
• Flash Point: 1473°C
• PSA: 74.60000
• Density: 5.5 g/mL at 25 °C(lit.)
• LogP: -0.59120
• Storage Temp.: Sealed in dry,Room Temperature
• Water Solubility.: insoluble
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 0
• Exact Mass: 249.946242
• Heavy Atom Count: 5
• Complexity: 81.3

Purity/Quality:

99% ^*data from raw suppliers

Tungstic Acid ^*data from reagent suppliers

Safty Information:

• Statements: 36/37/38
• Safety Statements: 24/25

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Canonical SMILES: O[W](=O)(=O)O
• Physical Properties: Yellow amorphous powder; density 5.59 g/cm3; decomposes at 100°C; insoluble in water and most acids; soluble in hydrofluoric acid, caustic alkalies and ammonia solution. Freshly prepared tungstic acid containing a molecule of water of crystallization is moderately soluble in water.
• Uses: Tungstic acid is used in preparing tungsten metal and many tungsten compounds. Also, it is a mordant for textiles. Tungstic Acid is used as a starting material in the synthesis of polynanocomposite material and polycrystalline ceramics.