T2786

Tungstosilicic acid hydrate

• Sinonimo/i: Silicotungstic acid
• Formula condensata: H₄[Si(W₃O₁₀)₄] · xH₂O
• Numero CAS: 12027-43-9
• Peso molecolare: 2878.17 (anhydrous basis)
• Numero CE: 234-719-8
• Numero MDL: MFCD00150392
• Codice UNSPSC: 12352301
• ID PubChem: 24900077
• NACRES: NA.22

Proprietà

• Stato: powder
• Livello qualitativo: 100
• Solubilità: water: 100 mg/mL, clear, colorless
• Stringa SMILE: O.O[Si](O)(O)O.O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1.O=[W]2(=O)O[W](=O)(=O)O[W](=O)(=O)O2.O=[W]3(=O)O[W](=O)(=O)O[W](=O)(=O)O3.O=[W]4(=O)O[W](=O)(=O)O[W](=O)(=O)O4
• InChI: 1S/H4O4Si.H2O.36O.12W/c1-5(2,3)4;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/h1-4H;1H2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ACTPFSYIGLFGLY-UHFFFAOYSA-N

Descrizione

Descrizione generale

Tungstosilicic acid hydrate is widely used as a catalyst in esterification, oxidation, and other chemical reactions.

Applicazioni

Reactant for:

• Preparation of silicotungstate butylmethylimidazolium bromide ionic liquid hybrid material
• Synthesis of SnII-substituted Keggin-type polyoxometalates as photocatalysts
• Preparation of silicotungstic acid/organically modified silane proton-conducting membranes
• Preparation of charge transfer compounds with Keggin anions
• Preparation of catalyst for catalytic liquid-phase oxidation of xylene

Tungstosilicic acid can be used as a reactant for:

• Preparation of silicotungstate butylmethylimidazolium bromide ionic liquid hybrid material.
• Synthesis of Sn(II)-substituted Keggin-type polyoxometalates as photocatalysts.
• Preparation of silicotungstic acid/organically modified silane proton-conducting membranes.
• Preparation of charge transfer compounds with Keggin anions.
• Preparation of catalyst for catalytic liquid-phase oxidation of xylene.

Informazioni sulla sicurezza

• Pittogrammi: GHS07
• Avvertenze: Warning
• Indicazioni di pericolo: H315,H319,H335
• Consigli di prudenza: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Classi di pericolo: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Organi bersaglio: Respiratory system
• Codice della classe di stoccaggio: 11 - Combustible Solids
• Classe di pericolosità dell'acqua (WGK): WGK 3
• Punto d’infiammabilità (°F): Not applicable
• Punto d’infiammabilità (°C): Not applicable
• Dispositivi di protezione individuale: dust mask type N95 (US), Eyeshields, Gloves