662747

3-Brom-2-Butanon

97%

• Empirische Formel (Hill-System): C₄H₇BrO
• CAS-Nummer: 814-75-5
• Molekulargewicht: 151.00
• EG-Nummer: 212-404-6
• MDL-Nummer: MFCD00013538
• UNSPSC-Code: 12352100
• PubChem Substanz-ID: 24884602
• NACRES: NA.22

Eigenschaften

• Assay: 97%
• Brechungsindex: n20/D 1.460
• Dichte: 1.416 g/mL at 25 °C
• SMILES String: CC(Br)C(C)=O
• InChI: 1S/C4H7BrO/c1-3(5)4(2)6/h3H,1-2H3
• InChIKey: BNBOUFHCTIFWHN-UHFFFAOYSA-N

Beschreibung

Anwendung

3-Bromo-2-butanone can be used as a reactant to synthesize:

• N

• -(4,5-Dimethyl-1H-imidazol-2-yl)acetamide by reacting with N-acetylguanidine under acidic conditions.
• Oxazole derivatives by silver triflate catalyzed cyclization reaction with various amides.
• 2-bromo-5,6-dimethyl[1,3]oxazolo[3,2-b][1,2,4]triazole by treating with 3,5-dibromo-1,2,4-triazole in the presence DBU.

Sicherheitshinweise

• Piktogramme: GHS02,GHS05,GHS07
• Signalwort: Danger
• H-Sätze: H226,H302 + H312,H314
• P-Sätze: P210 - P233 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338
• Gefahreneinstufungen: Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B
• Lagerklassenschlüssel: 3 - Flammable liquids
• WGK: WGK 2
• Flammpunkt (°F): 123.8 °F
• Flammpunkt (°C): 51 °C
• Persönliche Schutzausrüstung: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter