301590

Tetrabutylammonium-tribromid

98%

• Synonym(e): TBABr₃, Tetrabutylammoniumbromid-perbromid
• Lineare Formel: (CH₃CH₂CH₂CH₂)₄NBr₃
• CAS-Nummer: 38932-80-8
• Molekulargewicht: 482.18
• Beilstein: 3746114
• MDL-Nummer: MFCD00012110
• UNSPSC-Code: 12352101
• PubChem Substanz-ID: 24858199
• NACRES: NA.22

Eigenschaften

• Qualitätsniveau: 200
• Assay: 98%
• mp (Schmelzpunkt): 71-76 °C (lit.)
• SMILES String: Br[Br-]Br.CCCC[N+](CCCC)(CCCC)CCCC
• InChI: 1S/C16H36N.Br3/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4;1-3-2/h5-16H2,1-4H3;/q+1;-1
• InChIKey: XXSLZJZUSYNITM-UHFFFAOYSA-N

Beschreibung

Anwendung

Tetrabutylammonium tribromide can be used:

• As a catalyst in the preparation of O-isopropylidene derivatives of free sugars.
• As a reagent in methanol for the cleavage of tert-butyldimethylsilyl (TBDMS) ethers chemoselectively.
• As a catalyst in the synthesis of bis-indolymethanes by electrophilic substitution of indoles with different aldehydes.

Sicherheitshinweise

• Piktogramme: GHS07
• Signalwort: Warning
• H-Sätze: H315,H319,H335
• P-Sätze: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Gefahreneinstufungen: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Zielorgane: Respiratory system
• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• Persönliche Schutzausrüstung: dust mask type N95 (US), Eyeshields, Gloves