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344-04-7 - Bromopentafluorobenzene, 99% - Pentafluorobromobenzene - A13273 - Alfa Aesar

A13273 Bromopentafluorobenzene, 99%

CAS-Nummer
344-04-7
Synonyme
Pentafluorobromobenzene

Größe Preis ($) Menge Verfügbarkeit
25g 93,60
100g 301,00
500g 1198,00
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Bromopentafluorobenzene, 99%

MDL
MFCD00000287
EINECS
206-449-0

Chemische Eigenschaften

Formel
C6BrF5
Molmasse
246.97
Schmelzpunkt
ca -31°
Siedepunkt
136-137°
Flammpunkt
87°(188°F)
Dichte
1.981
Brechungsindex
1.4500
Löslichkeit
Insoluble in water.

Anwendungen

It is used as pharmaceutical intermediate. It is a Grignard reagent (with CuBr in dioxane) can introduce pentafluorophenyl groups.

Bemerkungen

Store at room temperature. Incompatible with oxidizing agents. Air sensitive.

Literaturverweise

S.G. Frankiss.; D.J. Harrison. Thermodynamic properties of fluorine compounds—XVI. The vibrational spectra and thermodynamic functions of pentafluorobenzene, chloropentafluorobenzene, bromopentafluorobenzene and methylpentafluorobenzene. Spectrochimica Acta Part A: Molecular Spectroscopy. 1975, 31 (12),1839-1864 .

D.V. Fenby.; S. Ruenkrairergsa. Aromatic fluorocarbon mixtures I. Excess enthalpies of benzene + chloropentafluorobenzene, + bromopentafluorobenzene, and + iodopentafluorobenzene. The Journal of Chemical Thermodynamics. 1973, 5 (2),227-232 .

Reaction of the Grignard reagent with CuBr in dioxane leads to pentafluorophenylcopper, useful for introduction of the pentafluorophenyl group by reaction with a wide range of electrophiles, e.g. halogens, acyl halides, alkyl, aryl and vinyl iodides, etc. For tabulated results, see: Org. Synth. Coll., 6, 875 (1988).

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H227-H315-H319-H335

Combustible liquid. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Sicherheitshinweise: P210u-P261-P280a-P305+P351+P338-P405-P501a

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Beilstein
1819390
Harmonized Tariff Code
2903.99
TSCA
Yes
RTECS
CY9040552

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