| Identification | Back Directory | [Name]
AMMONIUM (META)TUNGSTATE HYDRATE | [CAS]
12333-11-8 | [Synonyms]
AMMONIUM METATUNGSTATE HYDRATE, 99.99%
AMMONIUM METATUNGSTATE HYDRATE, >=66.5% W
Ammonium metatungstate hydrate 99.99% trace metals basis
AMMoniuM Metatungstate hydrate >=85% WO3 basis (graviMetric) | [EINECS(EC#)]
683-059-0 | [Molecular Formula]
H2O.6H3N.H8O40W12 | [MDL Number]
MFCD00150662 | [MOL File]
12333-11-8.mol | [Molecular Weight]
2974.3 |
| Chemical Properties | Back Directory | [Melting point ]
100 °C (dec.)(lit.)
| [solubility ]
H2O: 0.1 g/mL, clear, colorless
| [form ]
powder | [InChI]
InChI=1S/H3N.H2O.40O.12W/h1H3;1H2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/q;;;;;;;;;;;;;;26*-2;2*-1;12*+4/p+1 | [InChIKey]
MVFVUBSGPRXZRW-UHFFFAOYSA-O |
| Hazard Information | Back Directory | [Uses]
Ammonium tungsten oxide hydrate is widely utilized as a raw material for the synthesis of tungsten catalysts, which is used in a variety of reactions like oxidation, hydroxylation, hydrogenation and polymerization. It is used as a reagent for chemical analysis like medical diagnosis. It is used as a precursor material for the preparation of high-purity WO3 which is used as thin-film substrate for certain semiconductor devices. It acts as a precursor to a variety of POM (polyoxometalates). | [reaction suitability]
reagent type: catalyst
core: tungsten |
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