Tungstosilicic Acid Hydrate

Basic Information

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CAS Number

12027-38-2

Molecular Formula

H84O40SiW12

Molecular Weight

2958.8 g/mol

Chemical Classification

Basic Chemical Raw Materials Inorganic Chemicals Acids

Basic Physical Properties

Solubility

H2O: 0.1 g/mL, clear, colorless

SMILES

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O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.[SiH4].[W].[W].[W].[W].[W].[W].[W].[W].[W].[W].[W].[W]

InChI

InChI=1S/40H2O.H4Si.12W/h40*1H2;1H4;;;;;;;;;;;;

InChIKey

PUOBQILTFVSZMB-UHFFFAOYSA-N

LogP

-6.34510

Complexity

Synonyms & References

English

Tungstate(4-), (mu12-(orthosilicato(4-)-kappaO:kappaO:kappaO:kappaO':kappaO':kappaO':kappaO'':kappaO'':kappaO'':kappaO''':kappaO''':kappaO'''))tetracosa-mu-oxododecaoxododeca-, hydrogen (1:4)
12027-38-2
silane;tungsten;tetracontahydrate
Tungstate(4-), (mu12-(orthosilicato(4-)-kappaO:kappaO:kappaO:kappaO':kappaO':kappaO':kappaO'':kappaO'':kappaO'':kappaO''':kappaO''':kappaO'''))tetracosa-mu-oxododecaoxododeca-, tetrahydrogen
EINECS 234-719-8
HC56ET3NXY
12520-88-6
UNII-HC56ET3NXY
Tungstate(4-), (mu12-(orthosilicato(4-)-O:O:O:O':O':O':O'':O'':O'':O''':O''':O'''))tetracosa-mu-oxododecaoxododeca-, tetrahydrogen
12-Wolframosilicic acid
Silicotungstic acid
Silicotungstic Acid Hydrate
TUNGSTOSILICIC ACID HYDRATE
Tungstate(4-),[μ12-[orthosilicato(4-)-O,O,O,O',O',O',O'',O'',O'',O''',O''',O''']]tetracosa-μ-oxododecaoxododeca-,tetrahydrogen
Tungsten hydroxide oxide silicate

MDL Number

MFCD02179355

FAQ

What are the physical and chemical properties of Tungstosilicic Acid Hydrate (CAS: 12027-38-2)?

Tungstosilicic Acid Hydrate (CAS: 12027-38-2) is a solid crystalline compound with a molecular weight of approximately 364.35 g/mol. It is only slightly soluble in water. This compound exhibits low reactivity under normal conditions but can undergo acid-base reactions. It is often used in the synthesis of other tungsten-containing materials due to its stable crystalline structure.

How is Tungstosilicic Acid Hydrate (CAS: 12027-38-2) typically synthesized?

Tungstosilicic Acid Hydrate (CAS: 12027-38-2) is typically synthesized by the reaction of tungsten oxide with silicic acid in an aqueous medium. Commonly, this involves the addition of tungsten(VI) oxide to a solution of silicic acid, followed by dehydration to obtain the hydrated form. The process often requires careful control of pH and temperature to achieve high yield and selectivity.

What industries use Tungstosilicic Acid Hydrate (CAS: 12027-38-2)?

Tungstosilicic Acid Hydrate (CAS: 12027-38-2) is used in various industries. It is a key component in the development of catalysts, particularly in the petroleum refining industry. Additionally, it finds applications in the production of tungsten carbide, as a precursor for tungsten-based alloys, and in the manufacturing of tungsten-containing ceramics. It is also utilized in the pharmaceutical and sensor industries for its unique physicochemical properties.

What precautions should be taken when handling Tungstosilicic Acid Hydrate (CAS: 12027-38-2)?

When handling Tungstosilicic Acid Hydrate (CAS: 12027-38-2), it is important to wear appropriate personal protective equipment (PPE), including gloves, goggles, and lab coats, to protect against potential skin and eye irritation. Work should be conducted in a well-ventilated area or fume hood to minimize inhalation risks. In case of spills, immediate cleanup should be done using appropriate absorbents, and the area should be thoroughly cleaned. Always consult the Safety Data Sheet (SDS) for detailed handling and safety information.