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

A13273 Bromopentafluorobenzene, 99%

Numéro CAS
344-04-7
Synonymes
Pentafluorobromobenzene

Dimensions Prix ($) Quantité Disponibilité
25g 94,55
100g 303,85
500g 940,00
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Bromopentafluorobenzene, 99%

MDL
MFCD00000287
EINECS
206-449-0

Propriétés chimiques

Formule
C6BrF5
Poids formulaire
246.97
Point de fusion
ca -31°
Point d'ébullition
136-137°
Point d'éclair
87°(188°F)
Densité
1.981
Indice de réfraction
1.4500
Solubilité
Insoluble in water.

Applications

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

Notes

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

Références bibliographiques

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).

Mentions de danger et de prudence du SGH

Mentions de danger (UE): H315-H319-H335-H227

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

Mentions de prudence: P210-P261-P280-P305+P351+P338-P304+P340-P362-P312-P405-P403+P233-P501a

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Autres références

Beilstein
1819390
Code tarifaire harmonisé
2903.99
TSCA
Yes
RTECS
CY9040552

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Catalyseurs

Analytique et matériel de laboratoire