145017

3-Penten-2-on

70%

• Synonym(e): Methyl-propenylketon
• Lineare Formel: CH₃CH=CHCOCH₃
• CAS-Nummer: 625-33-2
• Molekulargewicht: 84.12
• Beilstein: 1633505
• EG-Nummer: 210-888-3
• MDL-Nummer: MFCD00009290
• UNSPSC-Code: 12352100
• PubChem Substanz-ID: 24848542
• NACRES: NA.22

Eigenschaften

• Dampfdruck: 760 mmHg ( 121 °C)
• Qualitätsniveau: 100
• Assay: 70%
• Form: liquid
• Verunreinigungen: <2% ethanol; 30% mesityl oxide
• Brechungsindex: n20/D 1.437 (lit.)
• bp: 121-124 °C (lit.)
• Dichte: 0.862 g/mL at 25 °C (lit.)
• Funktionelle Gruppe: ketone
• SMILES String: CC(C=CC)=O
• InChI: 1S/C5H8O/c1-3-4-5(2)6/h3-4H,1-2H3
• InChIKey: LABTWGUMFABVFG-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

3-Penten-2-one is volatile compound present in berry fruit of two Aronia melanocarpa genotypes. Urinary 3-penten-2-one is a useful biomarker for increased accumulation of acetaldehyde during abnormal metabolic stress.

Anwendung

3-Penten-2-one was used in the synthesis of the alkaloids (+/-)-senepodine G and (+/-)-cermizine C.

Biochem./physiol. Wirkung

3-Penten-2-one inhibits nitric oxide production and inducible nitric oxide synthase expression via heme oxygenase-1 expression in lipopolysaccharide-activated RAW264.7 macrophages.

Sicherheitshinweise

• Piktogramme: GHS02,GHS06
• Signalwort: Danger
• H-Sätze: H225,H311,H315,H319,H335
• P-Sätze: P210 - P233 - P240 - P280 - P303 + P361 + P353 - P305 + P351 + P338
• Gefahreneinstufungen: Acute Tox. 3 Dermal - Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3
• Zielorgane: Respiratory system
• Lagerklassenschlüssel: 3 - Flammable liquids
• WGK: WGK 3
• Flammpunkt (°F): 69.8 °F - closed cup
• Flammpunkt (°C): 21 °C - closed cup
• Persönliche Schutzausrüstung: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter