558893

1-Ethyl-4-ethinylbenzol

98%

• Lineare Formel: CH₃CH₂C₆H₄C≡CH
• CAS-Nummer: 40307-11-7
• Molekulargewicht: 130.19
• MDL-Nummer: MFCD00173887
• UNSPSC-Code: 12352100
• PubChem Substanz-ID: 24879780
• NACRES: NA.22

Eigenschaften

• Assay: 98%
• Brechungsindex: n20/D 1.5420 (lit.)
• bp: 30 °C/0.05 mmHg (lit.)
• Dichte: 0.930 g/mL at 25 °C (lit.)
• SMILES String: CCc1ccc(cc1)C#C
• InChI: 1S/C10H10/c1-3-9-5-7-10(4-2)8-6-9/h1,5-8H,4H2,2H3
• InChIKey: ZNTJVJSUNSUMPP-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

1-Ethyl-4-ethynylbenzene undergoes homocoupling reaction in the presence of copper(I) chloride (catalyst) and air (oxidant) to yield symmetrical 1,4-disubstituted 1,3-diyne.[1]

Anwendung

1-Ethyl-4-ethynylbenzene may be used to synthesize:[2]

• 2,4-bis[(4-ethylphenyl)ethynyl]-6-methoxy-1,3,5-triazine
• 2-[(4-ethylphenyl)ethynyl]-4-methoxy-6-(phenylethynyl)-1,3,5-triazine
• 2-chloro-4-[(4-ethylphenyl)ethynyl]-6-methoxy-1,3,5-triazine
• 4-chloro-6-[(4-ethylphenyl)ethynyl]-N,N-diphenyl-1,3,5-triazin-2-amine

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): 160.0 °F - closed cup
• Flammpunkt (°C): 71.1 °C - closed cup
• Persönliche Schutzausrüstung: Eyeshields, Gloves, type ABEK (EN14387) respirator filter