[A15326] CAS 4207-56-1 | Phenyltrimethylammonium tribromide, 97%

CAS : 4207-56-1
UN# : UN3261
MDL : MFCD00011789
Hazard Class : 8
EINECS : 224-127-8
Packing Group : II

Other name :

N,N,N-Trimethylanilinium tribromideTrimethylphenylammonium tribromide

Chemical Properties

Formula : C6H5N(CH3)3Br•Br2
Formula weight : 375.93
Melting Point : 112-117°
Sensitivity : Hygroscopic. Ambient temperatures.
Form : Crystalline powder
Solubility : Insoluble in water.

Literature References

Reagent for the selective ɑ-bromination of acetals with good stability and solubility in organic solvents such as THF: Tetrahedron Lett., 24 (1959); Bull. Soc. Chim. Fr., 1822 (1961); 90 (1962). For example of use in a one-pot ɑ-bromoacetalization of carbonyl compounds in high yields, see: Synthesis, 309 (1982). For example of selective ɑ-monobromination of ketones, see: Org. Synth. Coll., 6, 175 (1988). Silyl enol ethers are also ɑ-brominated with this reagent to give ɑ-bromo enones: Synlett, 651 (1994). Tosylhydrazones have been oxidized to N-alkenyl-N’-tosyldiazenes: J. Org. Chem., 39, 826 (1974). Catalyses the aziridination of alkenes by Chloramine-T trihydrate, A12044: J. Am. Chem. Soc., 120, 6844 (1998).

Notes

Hygroscopic. Incompatible with oxidizing agents, reducing agents and bases.Other References:Beilstein: 3919459UN#: UN3261

Grade Specifications

Grade Specifications

Hazard Statements : H314-H318Causes severe skin burns and eye damage.Causes serious eye damage.
Precautionary Statements : P280-P303+P361+P353-P305+P351+P338-P310Wear protective gloves/protective clothing/eye protection/face protection.IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.Immediately call a POISON CENTER or doctor/physician.