544000

5-Hexinsäure

97%

• Synonym(e): 4-Ethynylbutyric acid, 5-Hexyn-1-oic acid
• Lineare Formel: CH≡C(CH₂)₃CO₂H
• CAS-Nummer: 53293-00-8
• Molekulargewicht: 112.13
• Beilstein: 1743192
• MDL-Nummer: MFCD00066346
• UNSPSC-Code: 12352100
• PubChem Substanz-ID: 24878284
• NACRES: NA.22

Eigenschaften

• Qualitätsniveau: 100
• Assay: 97%
• Brechungsindex: n20/D 1.449 (lit.)
• bp: 224-225 °C (lit.)
• Dichte: 1.016 g/mL at 25 °C (lit.)
• SMILES String: OC(=O)CCCC#C
• InChI: 1S/C6H8O2/c1-2-3-4-5-6(7)8/h1H,3-5H2,(H,7,8)
• InChIKey: VPFMEXRVUOPYRG-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

5-Hexynoic acid is an alkynoic acid. It undergoes gold-catalyzed cyclization to form the corresponding methylene lactones.

Anwendung

5-Hexynoic acid may be used in the preparation of:

• 5-hexynoic acid methyl ester
• 5,6-dicarba-closo-dodecaboranyl hexynoic acid
• 5,8,11-dodecatriynoic acid
• 5-isocyanato-1-pentyne

Sicherheitshinweise

• Piktogramme: GHS07
• Signalwort: Warning
• H-Sätze: H315,H319,H335
• P-Sätze: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Gefahreneinstufungen: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Zielorgane: Respiratory system
• Lagerklassenschlüssel: 10 - Combustible liquids
• WGK: WGK 3
• Flammpunkt (°F): 230.0 °F - closed cup
• Flammpunkt (°C): 110 °C - closed cup
• Persönliche Schutzausrüstung: Eyeshields, Gloves, type ABEK (EN14387) respirator filter