241962

2,3-Pentanedion

97%

• Synonym(e): Acetylpropionyl
• Lineare Formel: CH₃CH₂COCOCH₃
• CAS-Nummer: 600-14-6
• Molekulargewicht: 100.12
• Beilstein: 1699638
• EG-Nummer: 209-984-8
• MDL-Nummer: MFCD00009313
• UNSPSC-Code: 12352100
• PubChem Substanz-ID: 24854523
• NACRES: NA.22

Eigenschaften

• Qualitätsniveau: 100
• Assay: 97%
• Brechungsindex: n20/D 1.404 (lit.)
• bp: 110-112 °C (lit.)
• mp (Schmelzpunkt): −52 °C (lit.)
• Dichte: 0.957 g/mL at 25 °C (lit.)
• Funktionelle Gruppe: ketone
• Lagertemp.: 2-8°C
• SMILES String: CCC(=O)C(C)=O
• InChI: 1S/C5H8O2/c1-3-5(7)4(2)6/h3H2,1-2H3
• InChIKey: TZMFJUDUGYTVRY-UHFFFAOYSA-N
• Angaben zum Gen: human ... ACHE(43) , BCHE(590) , CES1(1066)

Beschreibung

Allgemeine Beschreibung

2,3-Pentanedione (acetylpropionyl) is one of the aroma active compounds of cereal coffee brew.

Anwendung

2,3-Pentanedione can be used as a reactant to synthesize:

• Bisphenol derivatives by acid-catalyzed condensation reaction with phenols.
• 2-Ethyl-3-methyl-1H-indole by Pd-catalyzed reaction with aniline under reductive conditions.
• 2-Ethyl-3-methylquinoxaline by condensation reaction with o-phenylenediamine using citric acid as a catalyst.

Sicherheitshinweise

• Piktogramme: GHS02,GHS08,GHS07
• Signalwort: Danger
• H-Sätze: H225,H317,H373
• P-Sätze: P210 - P233 - P240 - P280 - P303 + P361 + P353 - P314
• Gefahreneinstufungen: Flam. Liq. 2 - Skin Sens. 1B - STOT RE 2
• Lagerklassenschlüssel: 3 - Flammable liquids
• WGK: WGK 1
• Flammpunkt (°F): 66.2 °F - open cup
• Flammpunkt (°C): 19 °C - open cup
• Persönliche Schutzausrüstung: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter