301590

Tetrabutylammonium tribromide

98%

• Synonym(s): TBABr₃, Tetrabutylammonium bromide perbromide
• Linear Formula: (CH₃CH₂CH₂CH₂)₄NBr₃
• CAS Number: 38932-80-8
• Molecular Weight: 482.18
• Beilstein/REAXYS Number: 3746114
• MDL number: MFCD00012110
• UNSPSC Code: 12352101
• PubChem Substance ID: 24858199
• NACRES: NA.22

Properties

• assay: 98%
• mp: 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
• InChI key: XXSLZJZUSYNITM-UHFFFAOYSA-N

Description

Application

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.

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H315,H319,H335
• pcodes: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves