167606

3-Chlor-2-butanon

97%

• Lineare Formel: CH₃CHClCOCH₃
• CAS-Nummer: 4091-39-8
• Molekulargewicht: 106.55
• Beilstein: 385637
• EG-Nummer: 223-834-9
• MDL-Nummer: MFCD00000865
• UNSPSC-Code: 12352100
• PubChem Substanz-ID: 24850218
• NACRES: NA.22

Eigenschaften

• Qualitätsniveau: 100
• Assay: 97%
• Form: liquid
• Brechungsindex: n20/D 1.421 (lit.)
• bp: 114-117 °C (lit.)
• Dichte: 1.055 g/mL at 25 °C (lit.)
• Funktionelle Gruppe: chloro; ketone
• SMILES String: CC(Cl)C(C)=O
• InChI: 1S/C4H7ClO/c1-3(5)4(2)6/h3H,1-2H3
• InChIKey: OIMRLHCSLQUXLL-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

3-Chloro-2-butanone reacts with 1,4-dianion of acetophenone N-ethoxycarbonylhydrazone to yield pyrazoline derivatives.

Anwendung

3-Chloro-2-butanone was used in production of chiral alcohols from acetophenone derivatives, β-ketoesters and N-Boc-3-pyrrolidinone by recombinant E. coli cells. It was used in the synthesis of carbene precursor, 3-aryl-4,5-dimethylthiazolium chloride.

Sicherheitshinweise

• Piktogramme: GHS02,GHS07
• Signalwort: Warning
• H-Sätze: H226,H302
• P-Sätze: P210 - P233 - P240 - P241 - P242 - P301 + P312
• Gefahreneinstufungen: Acute Tox. 4 Oral - Flam. Liq. 3
• Lagerklassenschlüssel: 3 - Flammable liquids
• WGK: WGK 3
• Flammpunkt (°F): 82.4 °F - closed cup
• Flammpunkt (°C): 28 °C - closed cup
• Persönliche Schutzausrüstung: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter