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98-08-8 - Benzotrifluoride, 99% - BTF - (Trifluoromethyl)benzene - B21340 - Alfa Aesar

B21340 Benzotrifluoride, 99%

CAS-Nummer
98-08-8
Synonyme
BTF
(Trifluoromethyl)benzene

Größe Preis ($) Menge Verfügbarkeit
250g 22,50
1000g 70,40
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Benzotrifluoride, 99%

MDL
MFCD00000372
EINECS
202-635-0

Chemische Eigenschaften

Formel
C7H5F3
Molmasse
146.11
Schmelzpunkt
-29°
Siedepunkt
101-103°
Flammpunkt
12°(54°F)
Dichte
1.188
Brechungsindex
1.4145
Löslichkeit
Soluble in water at 20°C0.45g/L.

Anwendungen

It is applied as an alternative solvent to dichloromethane, where it has a higher bp. It is used as an intermediate for dyes and pharmaceuticals, as a solvent and a dielectric fluid, a vulcanizing agent.

Bemerkungen

Store away from oxidizing agents. Keep the container tightly closed and place it in a cool, dry and well ventilated condition.

Literaturverweise

Ogawa A, et al. Benzotrifluoride: A Useful Alternative Solvent for Organic Reactions Currently Conducted in Dichloromethane and Related Solvents.J. Org. Chem.,199762(3), 450-451.

Lava R, et al. Determination of benzotrifluoride derivative compounds in groundwater.Anal. Chim. Acta. 2013804126-134.

Non-chlorinated alternative solvent to dichloromethane for a variety of reactions including Swern, Dess-Martin and hydrogen peroxide oxidations, and Lewis acid promoted reactions: J. Org. Chem., 62, 450 (1997).

Metallation of benzotrifluoride with n-BuLi in diethyl ether is unselective, giving, on quenching with CO2, a mixture consisting largely of ortho- and meta-trifluoromethyl benzoic acids: J. Am. Chem. Soc., 68, 1658 (1946). Use of the superbasic combination of n-BuLi and KO-t-Bu was found to give regioselective ortho-metallation, leading to high yields of the ortho-acid: Synlett, 747 (1990).

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H225

Highly flammable liquid and vapour.

Sicherheitshinweise: P260u-P201-P280-P303+P361+P353-P305+P351+P338-P301+P330+P331-P304+P340-P310a-P405-P501a

Obtain special instructions before use. Wear 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. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Merck
14,1110
Beilstein
1906908
Gefahrenklasse
3
Verpackungsgruppe
II
Harmonized Tariff Code
2903.99
TSCA
Yes
RTECS
XT9450000

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