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434-45-7 - 2,2,2-Trifluoroacetophenone, 98% - Phenyl trifluoromethyl ketone - Trifluoroacetylbenzene - A11403 - Alfa Aesar

A11403 2,2,2-Trifluoroacetophenone, 98%

CAS-Nummer
434-45-7
Synonyme
Phenyl trifluoromethyl ketone
Trifluoroacetylbenzene

Größe Preis ($) Menge Verfügbarkeit
5g 33,12
25g 83,02
100g 234,80
Zum Warenkorb hinzufügen Zur Angebotsanfrage hinzufügen Artikel anzeigen

2,2,2-Trifluoroacetophenone, 98%

MDL
MFCD00000420
EINECS
207-103-1

Chemische Eigenschaften

Formel
C8H5F3O
Molmasse
174.12
Schmelzpunkt
-40°
Siedepunkt
165-166°
Flammpunkt
42°(108°F)
Dichte
1.240
Brechungsindex
1.4595

Literaturverweise

Trifluoromethyl ketones undergo selective C-F bond cleavage with Mg in the presence of TMSCl, providing a convenient synthesis of 2,2-difluoro enol silanes: Chem. Commun., 1323 (1999).

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Olefination with methanesulfonyl chloride, promoted by KF in DMF, gives ɑ -(trifluoromethyl)styrene in 92% yield: J. Org. Chem., 59, 2898 (1994).

/n

Reaction with Dimethyl­ acetyl­enedicarboxyl­ate, A11437, in the presence of triphenylphosphine, gives a highly-functionalized -butyrolactone: J. Org. Chem., 61, 4516 (1996):

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In the presence of potassium monopersulfate (Oxone ), catalyzes the epoxidation of allylic alcohols via the in situ formed dioxirane: Tetrahedron, 56, 989 (1999).

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In the presence of KO-t-Bu, acts as a nucleophilic trifluoromethylating agent, converting carbonyl compounds to trifluoromethyl alcohols: Tetrahedron Lett., 44, 1055 (2003).

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GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H226-H315-H319-H335

Flammable liquid and vapour. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Sicherheitshinweise: P210-P261-P280-P240-P303+P361+P353-P305+P351+P338-P304+P340-P362-P405-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. Ground/bond container and receiving equipment. 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. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Beilstein
1866286
Gefahrenklasse
3
Verpackungsgruppe
III
Harmonized Tariff Code
2914.70
TSCA
Yes

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