443743

4-Brom-1,1,2-trifluor-1-buten

97%

• Lineare Formel: BrCH₂CH₂CF=CF₂
• CAS-Nummer: 10493-44-4
• Molekulargewicht: 188.97
• EG-Nummer: 234-019-2
• MDL-Nummer: MFCD00039274
• UNSPSC-Code: 12352100
• PubChem Substanz-ID: 24868072
• NACRES: NA.22

Eigenschaften

• Assay: 97%
• Form: liquid
• Brechungsindex: n20/D 1.401 (lit.)
• bp: 95-98 °C (lit.)
• Dichte: 1.639 g/mL at 25 °C (lit.)
• Funktionelle Gruppe: bromo; fluoro
• SMILES String: F\C(F)=C(/F)CCBr
• InChI: 1S/C4H4BrF3/c5-2-1-3(6)4(7)8/h1-2H2
• InChIKey: GQCQMFYIFUDARF-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

4-Bromo-1,1,2-trifluoro-1-butene is a fluorinated building block. It reacts with potassium hydroxide in the presence of tetrabutylammonium bromide (a phase transfer catalyst) to afford 1,1,2-trifluoro-1,3-butadiene.

Anwendung

4-Bromo-1,1,2-trifluoro-1-butene may be used in the preparation of 1,1,2-trifluoro-1-butene, via reaction with KOH in the presence of phase-transfer catalyst, tetrabutylammonium bromide.

Sicherheitshinweise

• Piktogramme: GHS02,GHS07
• Signalwort: Danger
• H-Sätze: H225,H302 + H312 + H332,H319,H335
• P-Sätze: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P312 - P305 + P351 + P338
• Gefahreneinstufungen: Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3
• Zielorgane: Respiratory system
• Lagerklassenschlüssel: 3 - Flammable liquids
• WGK: WGK 3
• Flammpunkt (°F): 62.6 °F - closed cup
• Flammpunkt (°C): 17 °C - closed cup
• Persönliche Schutzausrüstung: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter