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13472-45-2

13472-45-2 structural image
Product Name: Sodium tungstate
Formula: Na2WO4
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CHEMICAL AND PHYSICAL PROPERTIES

Physical Description Dry Powder, Liquid; Water or Solvent Wet Solid
Color/Form WHITE, RHOMBIC
Melting Point 698 °C
Solubility Colorless crystals or white crystalline powder; loses its water @ 100 °C; aq soln is slightly alkaline, pH 8-9; effloresces in dry air; sol in about 1.1 parts water; insol in alc /Dihydrate/
Density 4.179
Decomposition When heated to decomposition it emits toxic fumes of /sodium oxide/.
Other Experimental Properties White orthorhombic crystals; molecular weight: 329.85; MP: decomposes at 100 °C; density: 3.25; very sol in water, insol in ethanol /Dihydrate/
Chemical Classes Metals -> Metals, Inorganic Compounds

SAFETY INFORMATION

Signal word Warning
Pictogram(s)

Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
Precautionary Statement Codes P280:Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P337+P313:IF eye irritation persists: Get medical advice/attention.

COMPUTED DESCRIPTORS

Molecular Weight 293.82 g/mol
Hydrogen Bond Donor Count 0
Hydrogen Bond Acceptor Count 4
Rotatable Bond Count 0
Exact Mass 293.910130 g/mol
Monoisotopic Mass 293.910130 g/mol
Topological Polar Surface Area 80.3 Ų
Heavy Atom Count 7
Formal Charge 0
Complexity 62.2
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 3
Compound Is Canonicalized Yes

PRODUCT INTRODUCTION

description

Sodium tungstate is an inorganic sodium salt having tungstate as the counterion. Combines with hydrogen peroxide for the oxidation of secondary amines to nitrones. It has a role as a reagent. It contains a tungstate.

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