PTAB

(Phenyltrimethylammonium Perbromide)

Other Names:

Trimethylphenylammonium tribromide

Phenyltrimethylammonium tribromide

Phenyltrimethylammonium bromide dibromide

Phenyltrimethylammonium bromide-perbromide

General Information:

Structure:

CAS Number: 4207-56-1

Molecular Weight: 375.93 g/mol

Melting Point: 110-115 C

Common Uses:

Reagent used for bromination reactions

Procedure excerpt:

To the SM (340 mg, 2.7 mmol) in dry THF at RT was added Me3PhNBr3 (1.12 g, 3 mmol). The mixture was refluxed for 2 h, after which time it was quenched with H2O . . .

[full procedure]

References:

1) Patent Reference: WO2010038081, page 135, (33.8 MB)

2) www.sigmaaldrich.com: Trimethylphenylammonium tribromide (link)